Merge 75a46a3c5e into f8ce22d9b9

Fixes #2619

However, cached responses now appear with the "PASS" status rather
than "CLOAK".

dnscrypt-proxy/plugin_block_undelegated.go

@@ -119,6 +119,7 @@ var undelegatedSet = []string{
 	"envoy",
 	"example",
 	"f.f.ip6.arpa",
+	"fritz.box",
 	"grp",
 	"gw==",
 	"home",

dnscrypt-proxy/plugin_dns64.go

@@ -49,7 +49,7 @@ func (plugin *PluginDNS64) Init(proxy *Proxy) error {
 			if err != nil {
 				return err
 			}
-			dlog.Infof("Registered DNS64 prefix [%s]", pref.String())
+			dlog.Noticef("Registered DNS64 prefix [%s]", pref.String())
 			plugin.pref64 = append(plugin.pref64, pref)
 		}
 	} else if len(proxy.dns64Resolvers) != 0 {
@@ -57,7 +57,10 @@ func (plugin *PluginDNS64) Init(proxy *Proxy) error {
 		if err := plugin.refreshPref64(); err != nil {
 			return err
 		}
+	} else {
+		return nil
 	}
+	dlog.Notice("DNS64 map enabled")
 
 	return nil
 }
@@ -152,11 +155,10 @@ func (plugin *PluginDNS64) Eval(pluginsState *PluginsState, msg *dns.Msg) error
 		}
 	}
 
-	synth := EmptyResponseFromMessage(msg)
-	synth.Answer = append(synth.Answer, synth64...)
+	msg.Answer = synth64
+	msg.AuthenticatedData = false
+	msg.SetEdns0(uint16(MaxDNSUDPSafePacketSize), false)
 
-	pluginsState.synthResponse = synth
-	pluginsState.action = PluginsActionSynth
 	pluginsState.returnCode = PluginsReturnCodeCloak
 
 	return nil

dnscrypt-proxy/sources.go

@@ -131,7 +131,7 @@ func (source *Source) parseURLs(urls []string) {
 }
 
 func fetchFromURL(xTransport *XTransport, u *url.URL) ([]byte, error) {
-	bin, _, _, _, err := xTransport.Get(u, "", DefaultTimeout)
+	bin, _, _, _, err := xTransport.GetWithCompression(u, "", DefaultTimeout)
 	return bin, err
 }
 

dnscrypt-proxy/xtransport.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"compress/gzip"
 	"context"
 	"crypto/sha512"
 	"crypto/tls"
@@ -482,6 +483,7 @@ func (xTransport *XTransport) Fetch(
 	contentType string,
 	body *[]byte,
 	timeout time.Duration,
+	compress bool,
 ) ([]byte, int, *tls.ConnectionState, time.Duration, error) {
 	if timeout <= 0 {
 		timeout = xTransport.timeout
@@ -530,6 +532,9 @@ func (xTransport *XTransport) Fetch(
 		)
 		return nil, 0, nil, 0, err
 	}
+	if compress && body == nil {
+		header["Accept-Encoding"] = []string{"gzip"}
+	}
 	req := &http.Request{
 		Method: method,
 		URL:    url,
@@ -596,7 +601,17 @@ func (xTransport *XTransport) Fetch(
 		}
 	}
 	tls := resp.TLS
-	bin, err := io.ReadAll(io.LimitReader(resp.Body, MaxHTTPBodyLength))
+
+	var bodyReader io.ReadCloser = resp.Body
+	if compress && resp.Header.Get("Content-Encoding") == "gzip" {
+		bodyReader, err = gzip.NewReader(io.LimitReader(resp.Body, MaxHTTPBodyLength))
+		if err != nil {
+			return nil, statusCode, tls, rtt, err
+		}
+		defer bodyReader.Close()
+	}
+
+	bin, err := io.ReadAll(io.LimitReader(bodyReader, MaxHTTPBodyLength))
 	if err != nil {
 		return nil, statusCode, tls, rtt, err
 	}
@@ -604,12 +619,20 @@ func (xTransport *XTransport) Fetch(
 	return bin, statusCode, tls, rtt, err
 }
 
+func (xTransport *XTransport) GetWithCompression(
+	url *url.URL,
+	accept string,
+	timeout time.Duration,
+) ([]byte, int, *tls.ConnectionState, time.Duration, error) {
+	return xTransport.Fetch("GET", url, accept, "", nil, timeout, true)
+}
+
 func (xTransport *XTransport) Get(
 	url *url.URL,
 	accept string,
 	timeout time.Duration,
 ) ([]byte, int, *tls.ConnectionState, time.Duration, error) {
-	return xTransport.Fetch("GET", url, accept, "", nil, timeout)
+	return xTransport.Fetch("GET", url, accept, "", nil, timeout, false)
 }
 
 func (xTransport *XTransport) Post(
@@ -619,7 +642,7 @@ func (xTransport *XTransport) Post(
 	body *[]byte,
 	timeout time.Duration,
 ) ([]byte, int, *tls.ConnectionState, time.Duration, error) {
-	return xTransport.Fetch("POST", url, accept, contentType, body, timeout)
+	return xTransport.Fetch("POST", url, accept, contentType, body, timeout, false)
 }
 
 func (xTransport *XTransport) dohLikeQuery(

go.mod

@@ -11,13 +11,13 @@ require (
 	github.com/hectane/go-acl v0.0.0-20230122075934-ca0b05cb1adb
 	github.com/jedisct1/dlog v0.0.0-20230811132706-443b333ff1b3
 	github.com/jedisct1/go-clocksmith v0.0.0-20230211133011-392c1afea73e
-	github.com/jedisct1/go-dnsstamps v0.0.0-20230211133001-124a632de565
+	github.com/jedisct1/go-dnsstamps v0.0.0-20240423203910-07a0735c7774
 	github.com/jedisct1/go-hpke-compact v0.0.0-20230811132953-4ee502b61f80
 	github.com/jedisct1/go-minisign v0.0.0-20230811132847-661be99b8267
 	github.com/jedisct1/xsecretbox v0.0.0-20230811132812-b950633f9f1f
 	github.com/k-sone/critbitgo v1.4.0
 	github.com/kardianos/service v1.2.2
-	github.com/miekg/dns v1.1.58
+	github.com/miekg/dns v1.1.59
 	github.com/opencoff/go-sieve v0.2.1
 	github.com/powerman/check v1.7.0
 	github.com/quic-go/quic-go v0.42.0
@@ -42,10 +42,10 @@ require (
 	github.com/smartystreets/goconvey v1.7.2 // indirect
 	go.uber.org/mock v0.4.0 // indirect
 	golang.org/x/exp v0.0.0-20221205204356-47842c84f3db // indirect
-	golang.org/x/mod v0.14.0 // indirect
+	golang.org/x/mod v0.16.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
-	golang.org/x/tools v0.17.0 // indirect
+	golang.org/x/tools v0.19.0 // indirect
 	google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f // indirect
 	google.golang.org/grpc v1.53.0 // indirect
-	google.golang.org/protobuf v1.30.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
 )

go.sum

@@ -41,8 +41,8 @@ github.com/jedisct1/dlog v0.0.0-20230811132706-443b333ff1b3 h1:3wOfILZqpvhb7bNBG
 github.com/jedisct1/dlog v0.0.0-20230811132706-443b333ff1b3/go.mod h1:m25Jh2eJ0FXLWjMXFZItQ24W0HAIjosAe4Z0a+SZitU=
 github.com/jedisct1/go-clocksmith v0.0.0-20230211133011-392c1afea73e h1:tzG4EjKgHIqKVkLIAC4pXTIapuM2BR05uXokEEysAXA=
 github.com/jedisct1/go-clocksmith v0.0.0-20230211133011-392c1afea73e/go.mod h1:SAINchklztk2jcLWJ4bpNF4KnwDUSUTX+cJbspWC2Rw=
-github.com/jedisct1/go-dnsstamps v0.0.0-20230211133001-124a632de565 h1:BPBMaUCgtmiHvqgugbSuegXjADJfERsPbmRqgdq8Pjo=
-github.com/jedisct1/go-dnsstamps v0.0.0-20230211133001-124a632de565/go.mod h1:mEGEFZsGe4sG5Mb3Xi89pmsy+TZ0946ArbYMGKAM5uA=
+github.com/jedisct1/go-dnsstamps v0.0.0-20240423203910-07a0735c7774 h1:DobL5d8UxrYzlD0PbU/EVBAGHuDiFyH46gr6povMw50=
+github.com/jedisct1/go-dnsstamps v0.0.0-20240423203910-07a0735c7774/go.mod h1:mEGEFZsGe4sG5Mb3Xi89pmsy+TZ0946ArbYMGKAM5uA=
 github.com/jedisct1/go-hpke-compact v0.0.0-20230811132953-4ee502b61f80 h1:o6d/E+fxKQrSEOyR7H+Lb3iFMW3daWdq1nsTnQPWaF0=
 github.com/jedisct1/go-hpke-compact v0.0.0-20230811132953-4ee502b61f80/go.mod h1:dwjlOg9tYzZlxyi9HAGJYKUlVe3RZIfXvcni4VUfqRA=
 github.com/jedisct1/go-minisign v0.0.0-20230811132847-661be99b8267 h1:TMtDYDHKYY15rFihtRfck/bfFqNfvcabqvXAFQfAUpY=
@@ -55,8 +55,8 @@ github.com/k-sone/critbitgo v1.4.0 h1:l71cTyBGeh6X5ATh6Fibgw3+rtNT80BA0uNNWgkPrb
 github.com/k-sone/critbitgo v1.4.0/go.mod h1:7E6pyoyADnFxlUBEKcnfS49b7SUAQGMK+OAp/UQvo0s=
 github.com/kardianos/service v1.2.2 h1:ZvePhAHfvo0A7Mftk/tEzqEZ7Q4lgnR8sGz4xu1YX60=
 github.com/kardianos/service v1.2.2/go.mod h1:CIMRFEJVL+0DS1a3Nx06NaMn4Dz63Ng6O7dl0qH0zVM=
-github.com/miekg/dns v1.1.58 h1:ca2Hdkz+cDg/7eNF6V56jjzuZ4aCAE+DbVkILdQWG/4=
-github.com/miekg/dns v1.1.58/go.mod h1:Ypv+3b/KadlvW9vJfXOTf300O4UqaHFzFCuHz+rPkBY=
+github.com/miekg/dns v1.1.59 h1:C9EXc/UToRwKLhK5wKU/I4QVsBUc8kE6MkHBkeypWZs=
+github.com/miekg/dns v1.1.59/go.mod h1:nZpewl5p6IvctfgrckopVx2OlSEHPRO/U4SYkRklrEk=
 github.com/onsi/ginkgo/v2 v2.9.5 h1:+6Hr4uxzP4XIUyAkg61dWBw8lb/gc4/X5luuxN/EC+Q=
 github.com/onsi/ginkgo/v2 v2.9.5/go.mod h1:tvAoo1QUJwNEU2ITftXTpR7R1RbCzoZUOs3RonqW57k=
 github.com/onsi/gomega v1.27.6 h1:ENqfyGeS5AX/rlXDd/ETokDz93u0YufY1Pgxuy/PvWE=
@@ -89,8 +89,8 @@ golang.org/x/crypto v0.22.0 h1:g1v0xeRhjcugydODzvb3mEM9SQ0HGp9s/nh3COQ/C30=
 golang.org/x/crypto v0.22.0/go.mod h1:vr6Su+7cTlO45qkww3VDJlzDn0ctJvRgYbC2NvXHt+M=
 golang.org/x/exp v0.0.0-20221205204356-47842c84f3db h1:D/cFflL63o2KSLJIwjlcIt8PR064j/xsmdEJL/YvY/o=
 golang.org/x/exp v0.0.0-20221205204356-47842c84f3db/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
-golang.org/x/mod v0.14.0 h1:dGoOF9QVLYng8IHTm7BAyWqCqSheQ5pYWGhzW00YJr0=
-golang.org/x/mod v0.14.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
+golang.org/x/mod v0.16.0 h1:QX4fJ0Rr5cPQCF7O9lh9Se4pmwfwskqZfq5moyldzic=
+golang.org/x/mod v0.16.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
 golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
@@ -108,8 +108,8 @@ golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.17.0 h1:FvmRgNOcs3kOa+T20R1uhfP9F6HgG2mfxDv1vrx1Htc=
-golang.org/x/tools v0.17.0/go.mod h1:xsh6VxdV005rRVaS6SSAf9oiAqljS7UZUacMZ8Bnsps=
+golang.org/x/tools v0.19.0 h1:tfGCXNR1OsFG+sVdLAitlpjAvD/I6dHDKnYrpEZUHkw=
+golang.org/x/tools v0.19.0/go.mod h1:qoJWxmGSIBmAeriMx19ogtrEPrGtDbPK634QFIcLAhc=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f h1:BWUVssLB0HVOSY78gIdvk1dTVYtT1y8SBWtPYuTJ/6w=
 google.golang.org/genproto v0.0.0-20230110181048-76db0878b65f/go.mod h1:RGgjbofJ8xD9Sq1VVhDM1Vok1vRONV+rg+CjzG4SZKM=
@@ -117,8 +117,8 @@ google.golang.org/grpc v1.53.0 h1:LAv2ds7cmFV/XTS3XG1NneeENYrXGmorPxsBbptIjNc=
 google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/natefinch/lumberjack.v2 v2.2.1 h1:bBRl1b0OH9s/DuPhuXpNl+VtCaJXFZ5/uEFST95x9zc=
 gopkg.in/natefinch/lumberjack.v2 v2.2.1/go.mod h1:YD8tP3GAjkrDg1eZH7EGmyESg/lsYskCTPBJVb9jqSc=

vendor/github.com/jedisct1/go-dnsstamps/dnsstamps.go

@@ -11,7 +11,11 @@ import (
 	"strings"
 )
 
-const DefaultPort = 443
+const (
+	DefaultPort    = 443
+	DefaultDNSPort = 53
+	StampScheme    = "sdns://"
+)
 
 type ServerInformalProperties uint64
 
@@ -97,7 +101,10 @@ func NewServerStampFromString(stampStr string) (ServerStamp, error) {
 	if len(bin) < 1 {
 		return ServerStamp{}, errors.New("Stamp is too short")
 	}
-	if bin[0] == uint8(StampProtoTypeDNSCrypt) {
+
+	if bin[0] == uint8(StampProtoTypePlain) {
+		return newPlainDNSServerStamp(bin)
+	} else if bin[0] == uint8(StampProtoTypeDNSCrypt) {
 		return newDNSCryptServerStamp(bin)
 	} else if bin[0] == uint8(StampProtoTypeDoH) {
 		return newDoHServerStamp(bin)
@@ -112,7 +119,7 @@ func NewServerStampFromString(stampStr string) (ServerStamp, error) {
 }
 
 func NewRelayAndServerStampFromString(stampStr string) (ServerStamp, ServerStamp, error) {
-	if !strings.HasPrefix(stampStr, "sdns://") {
+	if !strings.HasPrefix(stampStr, StampScheme) {
 		return ServerStamp{}, ServerStamp{}, errors.New("Stamps are expected to start with \"sdns://\"")
 	}
 	stampStr = stampStr[7:]
@@ -120,11 +127,11 @@ func NewRelayAndServerStampFromString(stampStr string) (ServerStamp, ServerStamp
 	if len(parts) != 2 {
 		return ServerStamp{}, ServerStamp{}, errors.New("This is not a relay+server stamp")
 	}
-	relayStamp, err := NewServerStampFromString("sdns://" + parts[0])
+	relayStamp, err := NewServerStampFromString(StampScheme + parts[0])
 	if err != nil {
 		return ServerStamp{}, ServerStamp{}, err
 	}
-	serverStamp, err := NewServerStampFromString("sdns://" + parts[1])
+	serverStamp, err := NewServerStampFromString(StampScheme + parts[1])
 	if err != nil {
 		return ServerStamp{}, ServerStamp{}, err
 	}
@@ -137,6 +144,49 @@ func NewRelayAndServerStampFromString(stampStr string) (ServerStamp, ServerStamp
 	return relayStamp, serverStamp, nil
 }
 
+// id(u8)=0x00 props 0x00 addrLen(1) serverAddr
+func newPlainDNSServerStamp(bin []byte) (ServerStamp, error) {
+	stamp := ServerStamp{Proto: StampProtoTypePlain}
+	if len(bin) < 1+8+1+1 {
+		return stamp, errors.New("Stamp is too short")
+	}
+	stamp.Props = ServerInformalProperties(binary.LittleEndian.Uint64(bin[1:9]))
+	binLen := len(bin)
+	pos := 9
+
+	length := int(bin[pos])
+	if 1+length > binLen-pos {
+		return stamp, errors.New("Invalid stamp")
+	}
+	pos++
+	stamp.ServerAddrStr = string(bin[pos : pos+length])
+	pos += length
+
+	colIndex := strings.LastIndex(stamp.ServerAddrStr, ":")
+	bracketIndex := strings.LastIndex(stamp.ServerAddrStr, "]")
+	if colIndex < bracketIndex {
+		colIndex = -1
+	}
+	if colIndex < 0 {
+		colIndex = len(stamp.ServerAddrStr) // DefaultDNSPort
+		stamp.ServerAddrStr = fmt.Sprintf("%s:%d", stamp.ServerAddrStr, DefaultDNSPort)
+	}
+	if colIndex >= len(stamp.ServerAddrStr)-1 {
+		return stamp, errors.New("Invalid stamp (empty port)")
+	}
+	ipOnly := stamp.ServerAddrStr[:colIndex]
+	if err := validatePort(stamp.ServerAddrStr[colIndex+1:]); err != nil {
+		return stamp, errors.New("Invalid stamp (port range)")
+	}
+	if net.ParseIP(strings.TrimRight(strings.TrimLeft(ipOnly, "["), "]")) == nil {
+		return stamp, errors.New("Invalid stamp (IP address)")
+	}
+	if pos != binLen {
+		return stamp, errors.New("Invalid stamp (garbage after end)")
+	}
+	return stamp, nil
+}
+
 // id(u8)=0x01 props addrLen(1) serverAddr pkStrlen(1) pkStr providerNameLen(1) providerName
 
 func newDNSCryptServerStamp(bin []byte) (ServerStamp, error) {
@@ -169,8 +219,7 @@ func newDNSCryptServerStamp(bin []byte) (ServerStamp, error) {
 		return stamp, errors.New("Invalid stamp (empty port)")
 	}
 	ipOnly := stamp.ServerAddrStr[:colIndex]
-	portOnly := stamp.ServerAddrStr[colIndex+1:]
-	if _, err := strconv.ParseUint(portOnly, 10, 16); err != nil {
+	if err := validatePort(stamp.ServerAddrStr[colIndex+1:]); err != nil {
 		return stamp, errors.New("Invalid stamp (port range)")
 	}
 	if net.ParseIP(strings.TrimRight(strings.TrimLeft(ipOnly, "["), "]")) == nil {
@@ -268,8 +317,7 @@ func newDoHServerStamp(bin []byte) (ServerStamp, error) {
 			return stamp, errors.New("Invalid stamp (empty port)")
 		}
 		ipOnly := stamp.ServerAddrStr[:colIndex]
-		portOnly := stamp.ServerAddrStr[colIndex+1:]
-		if _, err := strconv.ParseUint(portOnly, 10, 16); err != nil {
+		if err := validatePort(stamp.ServerAddrStr[colIndex+1:]); err != nil {
 			return stamp, errors.New("Invalid stamp (port range)")
 		}
 		if net.ParseIP(strings.TrimRight(strings.TrimLeft(ipOnly, "["), "]")) == nil {
@@ -344,8 +392,7 @@ func newDNSCryptRelayStamp(bin []byte) (ServerStamp, error) {
 		return stamp, errors.New("Invalid stamp (empty port)")
 	}
 	ipOnly := stamp.ServerAddrStr[:colIndex]
-	portOnly := stamp.ServerAddrStr[colIndex+1:]
-	if _, err := strconv.ParseUint(portOnly, 10, 16); err != nil {
+	if err := validatePort(stamp.ServerAddrStr[colIndex+1:]); err != nil {
 		return stamp, errors.New("Invalid stamp (port range)")
 	}
 	if net.ParseIP(strings.TrimRight(strings.TrimLeft(ipOnly, "["), "]")) == nil {
@@ -426,8 +473,7 @@ func newODoHRelayStamp(bin []byte) (ServerStamp, error) {
 			return stamp, errors.New("Invalid stamp (empty port)")
 		}
 		ipOnly := stamp.ServerAddrStr[:colIndex]
-		portOnly := stamp.ServerAddrStr[colIndex+1:]
-		if _, err := strconv.ParseUint(portOnly, 10, 16); err != nil {
+		if err := validatePort(stamp.ServerAddrStr[colIndex+1:]); err != nil {
 			return stamp, errors.New("Invalid stamp (port range)")
 		}
 		if net.ParseIP(strings.TrimRight(strings.TrimLeft(ipOnly, "["), "]")) == nil {
@@ -438,8 +484,17 @@ func newODoHRelayStamp(bin []byte) (ServerStamp, error) {
 	return stamp, nil
 }
 
+func validatePort(port string) error {
+	if _, err := strconv.ParseUint(port, 10, 16); err != nil {
+		return errors.New("Invalid port")
+	}
+	return nil
+}
+
 func (stamp *ServerStamp) String() string {
-	if stamp.Proto == StampProtoTypeDNSCrypt {
+	if stamp.Proto == StampProtoTypePlain {
+		return stamp.plainStrng()
+	} else if stamp.Proto == StampProtoTypeDNSCrypt {
 		return stamp.dnsCryptString()
 	} else if stamp.Proto == StampProtoTypeDoH {
 		return stamp.dohString()
@@ -453,6 +508,22 @@ func (stamp *ServerStamp) String() string {
 	panic("Unsupported protocol")
 }
 
+func (stamp *ServerStamp) plainStrng() string {
+	bin := make([]uint8, 9)
+	bin[0] = uint8(StampProtoTypePlain)
+	binary.LittleEndian.PutUint64(bin[1:9], uint64(stamp.Props))
+
+	serverAddrStr := stamp.ServerAddrStr
+	if strings.HasSuffix(serverAddrStr, ":"+strconv.Itoa(DefaultDNSPort)) {
+		serverAddrStr = serverAddrStr[:len(serverAddrStr)-1-len(strconv.Itoa(DefaultDNSPort))]
+	}
+	bin = append(bin, uint8(len(serverAddrStr)))
+	bin = append(bin, []uint8(serverAddrStr)...)
+	str := base64.RawURLEncoding.EncodeToString(bin)
+
+	return StampScheme + str
+}
+
 func (stamp *ServerStamp) dnsCryptString() string {
 	bin := make([]uint8, 9)
 	bin[0] = uint8(StampProtoTypeDNSCrypt)
@@ -473,7 +544,7 @@ func (stamp *ServerStamp) dnsCryptString() string {
 
 	str := base64.RawURLEncoding.EncodeToString(bin)
 
-	return "sdns://" + str
+	return StampScheme + str
 }
 
 func (stamp *ServerStamp) dohString() string {
@@ -510,7 +581,7 @@ func (stamp *ServerStamp) dohString() string {
 
 	str := base64.RawURLEncoding.EncodeToString(bin)
 
-	return "sdns://" + str
+	return StampScheme + str
 }
 
 func (stamp *ServerStamp) oDohTargetString() string {
@@ -526,7 +597,7 @@ func (stamp *ServerStamp) oDohTargetString() string {
 
 	str := base64.RawURLEncoding.EncodeToString(bin)
 
-	return "sdns://" + str
+	return StampScheme + str
 }
 
 func (stamp *ServerStamp) dnsCryptRelayString() string {
@@ -542,7 +613,7 @@ func (stamp *ServerStamp) dnsCryptRelayString() string {
 
 	str := base64.RawURLEncoding.EncodeToString(bin)
 
-	return "sdns://" + str
+	return StampScheme + str
 }
 
 func (stamp *ServerStamp) oDohRelayString() string {
@@ -579,5 +650,5 @@ func (stamp *ServerStamp) oDohRelayString() string {
 
 	str := base64.RawURLEncoding.EncodeToString(bin)
 
-	return "sdns://" + str
+	return StampScheme + str
 }

vendor/github.com/miekg/dns/README.md

@@ -83,6 +83,8 @@ A not-so-up-to-date-list-that-may-be-actually-current:
 * https://github.com/egbakou/domainverifier
 * https://github.com/semihalev/sdns
 * https://github.com/wintbiit/NineDNS
+* https://linuxcontainers.org/incus/
+* https://ifconfig.es
 
 
 Send pull request if you want to be listed here.

vendor/github.com/miekg/dns/defaults.go

@@ -198,10 +198,12 @@ func IsDomainName(s string) (labels int, ok bool) {
 		off    int
 		begin  int
 		wasDot bool
+		escape bool
 	)
 	for i := 0; i < len(s); i++ {
 		switch s[i] {
 		case '\\':
+			escape = !escape
 			if off+1 > lenmsg {
 				return labels, false
 			}
@@ -217,6 +219,7 @@ func IsDomainName(s string) (labels int, ok bool) {
 
 			wasDot = false
 		case '.':
+			escape = false
 			if i == 0 && len(s) > 1 {
 				// leading dots are not legal except for the root zone
 				return labels, false
@@ -243,10 +246,13 @@ func IsDomainName(s string) (labels int, ok bool) {
 			labels++
 			begin = i + 1
 		default:
+			escape = false
 			wasDot = false
 		}
 	}
-
+	if escape {
+		return labels, false
+	}
 	return labels, true
 }
 

vendor/github.com/miekg/dns/msg.go

@@ -714,7 +714,7 @@ func (h *MsgHdr) String() string {
 	return s
 }
 
-// Pack packs a Msg: it is converted to to wire format.
+// Pack packs a Msg: it is converted to wire format.
 // If the dns.Compress is true the message will be in compressed wire format.
 func (dns *Msg) Pack() (msg []byte, err error) {
 	return dns.PackBuffer(nil)

vendor/github.com/miekg/dns/scan.go

@@ -101,12 +101,13 @@ type ttlState struct {
 	isByDirective bool   // isByDirective indicates whether ttl was set by a $TTL directive
 }
 
-// NewRR reads the RR contained in the string s. Only the first RR is returned.
+// NewRR reads a string s and returns the first RR.
 // If s contains no records, NewRR will return nil with no error.
 //
-// The class defaults to IN and TTL defaults to 3600. The full zone file syntax
-// like $TTL, $ORIGIN, etc. is supported. All fields of the returned RR are
-// set, except RR.Header().Rdlength which is set to 0.
+// The class defaults to IN, TTL defaults to 3600, and
+// origin for resolving relative domain names defaults to the DNS root (.).
+// Full zone file syntax is supported, including directives like $TTL and $ORIGIN.
+// All fields of the returned RR are set from the read data, except RR.Header().Rdlength which is set to 0.
 func NewRR(s string) (RR, error) {
 	if len(s) > 0 && s[len(s)-1] != '\n' { // We need a closing newline
 		return ReadRR(strings.NewReader(s+"\n"), "")
@@ -1282,7 +1283,7 @@ func stringToCm(token string) (e, m uint8, ok bool) {
 			cmeters *= 10
 		}
 	}
-	// This slighly ugly condition will allow omitting the 'meter' part, like .01 (meaning 0.01m = 1cm).
+	// This slightly ugly condition will allow omitting the 'meter' part, like .01 (meaning 0.01m = 1cm).
 	if !hasCM || mStr != "" {
 		meters, err = strconv.Atoi(mStr)
 		// RFC1876 states the max value is 90000000.00.  The latter two conditions enforce it.

vendor/github.com/miekg/dns/scan_rr.go

@@ -51,25 +51,21 @@ func endingToTxtSlice(c *zlexer, errstr string) ([]string, *ParseError) {
 		switch l.value {
 		case zString:
 			empty = false
-			if len(l.token) > 255 {
-				// split up tokens that are larger than 255 into 255-chunks
-				sx := []string{}
-				p, i := 0, 255
-				for {
-					if i <= len(l.token) {
-						sx = append(sx, l.token[p:i])
-					} else {
-						sx = append(sx, l.token[p:])
-						break
+			// split up tokens that are larger than 255 into 255-chunks
+			sx := []string{}
+			p := 0
+			for {
+				i := escapedStringOffset(l.token[p:], 255)
+				if i != -1 && p+i != len(l.token) {
+					sx = append(sx, l.token[p:p+i])
+				} else {
+					sx = append(sx, l.token[p:])
+					break
 
-					}
-					p, i = p+255, i+255
 				}
-				s = append(s, sx...)
-				break
+				p += i
 			}
-
-			s = append(s, l.token)
+			s = append(s, sx...)
 		case zBlank:
 			if quote {
 				// zBlank can only be seen in between txt parts.
@@ -1920,3 +1916,32 @@ func (rr *APL) parse(c *zlexer, o string) *ParseError {
 	rr.Prefixes = prefixes
 	return nil
 }
+
+// escapedStringOffset finds the offset within a string (which may contain escape
+// sequences) that corresponds to a certain byte offset. If the input offset is
+// out of bounds, -1 is returned.
+func escapedStringOffset(s string, byteOffset int) int {
+	if byteOffset == 0 {
+		return 0
+	}
+
+	offset := 0
+	for i := 0; i < len(s); i++ {
+		offset += 1
+
+		// Skip escape sequences
+		if s[i] != '\\' {
+			// Not an escape sequence; nothing to do.
+		} else if isDDD(s[i+1:]) {
+			i += 3
+		} else {
+			i++
+		}
+
+		if offset >= byteOffset {
+			return i + 1
+		}
+	}
+
+	return -1
+}

vendor/github.com/miekg/dns/xfr.go

@@ -1,6 +1,7 @@
 package dns
 
 import (
+	"crypto/tls"
 	"fmt"
 	"time"
 )
@@ -20,6 +21,7 @@ type Transfer struct {
 	TsigProvider   TsigProvider      // An implementation of the TsigProvider interface. If defined it replaces TsigSecret and is used for all TSIG operations.
 	TsigSecret     map[string]string // Secret(s) for Tsig map[<zonename>]<base64 secret>, zonename must be in canonical form (lowercase, fqdn, see RFC 4034 Section 6.2)
 	tsigTimersOnly bool
+	TLS            *tls.Config // TLS config. If Xfr over TLS will be attempted
 }
 
 func (t *Transfer) tsigProvider() TsigProvider {
@@ -57,7 +59,11 @@ func (t *Transfer) In(q *Msg, a string) (env chan *Envelope, err error) {
 	}
 
 	if t.Conn == nil {
-		t.Conn, err = DialTimeout("tcp", a, timeout)
+		if t.TLS != nil {
+			t.Conn, err = DialTimeoutWithTLS("tcp-tls", a, t.TLS, timeout)
+		} else {
+			t.Conn, err = DialTimeout("tcp", a, timeout)
+		}
 		if err != nil {
 			return nil, err
 		}
@@ -182,7 +188,7 @@ func (t *Transfer) inIxfr(q *Msg, c chan *Envelope) {
 			if v, ok := rr.(*SOA); ok {
 				if v.Serial == serial {
 					n++
-					// quit if it's a full axfr or the the servers' SOA is repeated the third time
+					// quit if it's a full axfr or the servers' SOA is repeated the third time
 					if axfr && n == 2 || n == 3 {
 						c <- &Envelope{in.Answer, nil}
 						return

vendor/golang.org/x/mod/modfile/rule.go

@@ -308,6 +308,7 @@ var laxGoVersionRE = lazyregexp.New(`^v?(([1-9][0-9]*)\.(0|[1-9][0-9]*))([^0-9].
 
 // Toolchains must be named beginning with `go1`,
 // like "go1.20.3" or "go1.20.3-gccgo". As a special case, "default" is also permitted.
+// TODO(samthanawalla): Replace regex with https://pkg.go.dev/go/version#IsValid in 1.23+
 var ToolchainRE = lazyregexp.New(`^default$|^go1($|\.)`)
 
 func (f *File) add(errs *ErrorList, block *LineBlock, line *Line, verb string, args []string, fix VersionFixer, strict bool) {
@@ -384,7 +385,7 @@ func (f *File) add(errs *ErrorList, block *LineBlock, line *Line, verb string, a
 			errorf("toolchain directive expects exactly one argument")
 			return
 		} else if strict && !ToolchainRE.MatchString(args[0]) {
-			errorf("invalid toolchain version '%s': must match format go1.23.0 or local", args[0])
+			errorf("invalid toolchain version '%s': must match format go1.23.0 or default", args[0])
 			return
 		}
 		f.Toolchain = &Toolchain{Syntax: line}
@@ -630,7 +631,7 @@ func (f *WorkFile) add(errs *ErrorList, line *Line, verb string, args []string,
 			errorf("go directive expects exactly one argument")
 			return
 		} else if !GoVersionRE.MatchString(args[0]) {
-			errorf("invalid go version '%s': must match format 1.23", args[0])
+			errorf("invalid go version '%s': must match format 1.23.0", args[0])
 			return
 		}
 
@@ -646,7 +647,7 @@ func (f *WorkFile) add(errs *ErrorList, line *Line, verb string, args []string,
 			errorf("toolchain directive expects exactly one argument")
 			return
 		} else if !ToolchainRE.MatchString(args[0]) {
-			errorf("invalid toolchain version '%s': must match format go1.23 or local", args[0])
+			errorf("invalid toolchain version '%s': must match format go1.23.0 or default", args[0])
 			return
 		}
 

vendor/golang.org/x/tools/go/gcexportdata/gcexportdata.go

@@ -47,7 +47,7 @@ import (
 func Find(importPath, srcDir string) (filename, path string) {
 	cmd := exec.Command("go", "list", "-json", "-export", "--", importPath)
 	cmd.Dir = srcDir
-	out, err := cmd.CombinedOutput()
+	out, err := cmd.Output()
 	if err != nil {
 		return "", ""
 	}

vendor/golang.org/x/tools/go/packages/doc.go

@@ -15,22 +15,10 @@ Load passes most patterns directly to the underlying build tool.
 The default build tool is the go command.
 Its supported patterns are described at
 https://pkg.go.dev/cmd/go#hdr-Package_lists_and_patterns.
+Other build systems may be supported by providing a "driver";
+see [The driver protocol].
 
-Load may be used in Go projects that use alternative build systems, by
-installing an appropriate "driver" program for the build system and
-specifying its location in the GOPACKAGESDRIVER environment variable.
-For example,
-https://github.com/bazelbuild/rules_go/wiki/Editor-and-tool-integration
-explains how to use the driver for Bazel.
-The driver program is responsible for interpreting patterns in its
-preferred notation and reporting information about the packages that
-they identify.
-(See driverRequest and driverResponse types for the JSON
-schema used by the protocol.
-Though the protocol is supported, these types are currently unexported;
-see #64608 for a proposal to publish them.)
-
-Regardless of driver, all patterns with the prefix "query=", where query is a
+All patterns with the prefix "query=", where query is a
 non-empty string of letters from [a-z], are reserved and may be
 interpreted as query operators.
 
@@ -86,7 +74,29 @@ for details.
 Most tools should pass their command-line arguments (after any flags)
 uninterpreted to [Load], so that it can interpret them
 according to the conventions of the underlying build system.
+
 See the Example function for typical usage.
+
+# The driver protocol
+
+[Load] may be used to load Go packages even in Go projects that use
+alternative build systems, by installing an appropriate "driver"
+program for the build system and specifying its location in the
+GOPACKAGESDRIVER environment variable.
+For example,
+https://github.com/bazelbuild/rules_go/wiki/Editor-and-tool-integration
+explains how to use the driver for Bazel.
+
+The driver program is responsible for interpreting patterns in its
+preferred notation and reporting information about the packages that
+those patterns identify. Drivers must also support the special "file="
+and "pattern=" patterns described above.
+
+The patterns are provided as positional command-line arguments. A
+JSON-encoded [DriverRequest] message providing additional information
+is written to the driver's standard input. The driver must write a
+JSON-encoded [DriverResponse] message to its standard output. (This
+message differs from the JSON schema produced by 'go list'.)
 */
 package packages // import "golang.org/x/tools/go/packages"
 

vendor/golang.org/x/tools/go/packages/external.go

@@ -2,12 +2,11 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// This file enables an external tool to intercept package requests.
-// If the tool is present then its results are used in preference to
-// the go list command.
-
 package packages
 
+// This file defines the protocol that enables an external "driver"
+// tool to supply package metadata in place of 'go list'.
+
 import (
 	"bytes"
 	"encoding/json"
@@ -17,31 +16,71 @@ import (
 	"strings"
 )
 
-// The Driver Protocol
+// DriverRequest defines the schema of a request for package metadata
+// from an external driver program. The JSON-encoded DriverRequest
+// message is provided to the driver program's standard input. The
+// query patterns are provided as command-line arguments.
 //
-// The driver, given the inputs to a call to Load, returns metadata about the packages specified.
-// This allows for different build systems to support go/packages by telling go/packages how the
-// packages' source is organized.
-// The driver is a binary, either specified by the GOPACKAGESDRIVER environment variable or in
-// the path as gopackagesdriver. It's given the inputs to load in its argv. See the package
-// documentation in doc.go for the full description of the patterns that need to be supported.
-// A driver receives as a JSON-serialized driverRequest struct in standard input and will
-// produce a JSON-serialized driverResponse (see definition in packages.go) in its standard output.
-
-// driverRequest is used to provide the portion of Load's Config that is needed by a driver.
-type driverRequest struct {
+// See the package documentation for an overview.
+type DriverRequest struct {
 	Mode LoadMode `json:"mode"`
+
 	// Env specifies the environment the underlying build system should be run in.
 	Env []string `json:"env"`
+
 	// BuildFlags are flags that should be passed to the underlying build system.
 	BuildFlags []string `json:"build_flags"`
+
 	// Tests specifies whether the patterns should also return test packages.
 	Tests bool `json:"tests"`
+
 	// Overlay maps file paths (relative to the driver's working directory) to the byte contents
 	// of overlay files.
 	Overlay map[string][]byte `json:"overlay"`
 }
 
+// DriverResponse defines the schema of a response from an external
+// driver program, providing the results of a query for package
+// metadata. The driver program must write a JSON-encoded
+// DriverResponse message to its standard output.
+//
+// See the package documentation for an overview.
+type DriverResponse struct {
+	// NotHandled is returned if the request can't be handled by the current
+	// driver. If an external driver returns a response with NotHandled, the
+	// rest of the DriverResponse is ignored, and go/packages will fallback
+	// to the next driver. If go/packages is extended in the future to support
+	// lists of multiple drivers, go/packages will fall back to the next driver.
+	NotHandled bool
+
+	// Compiler and Arch are the arguments pass of types.SizesFor
+	// to get a types.Sizes to use when type checking.
+	Compiler string
+	Arch     string
+
+	// Roots is the set of package IDs that make up the root packages.
+	// We have to encode this separately because when we encode a single package
+	// we cannot know if it is one of the roots as that requires knowledge of the
+	// graph it is part of.
+	Roots []string `json:",omitempty"`
+
+	// Packages is the full set of packages in the graph.
+	// The packages are not connected into a graph.
+	// The Imports if populated will be stubs that only have their ID set.
+	// Imports will be connected and then type and syntax information added in a
+	// later pass (see refine).
+	Packages []*Package
+
+	// GoVersion is the minor version number used by the driver
+	// (e.g. the go command on the PATH) when selecting .go files.
+	// Zero means unknown.
+	GoVersion int
+}
+
+// driver is the type for functions that query the build system for the
+// packages named by the patterns.
+type driver func(cfg *Config, patterns ...string) (*DriverResponse, error)
+
 // findExternalDriver returns the file path of a tool that supplies
 // the build system package structure, or "" if not found."
 // If GOPACKAGESDRIVER is set in the environment findExternalTool returns its
@@ -64,8 +103,8 @@ func findExternalDriver(cfg *Config) driver {
 			return nil
 		}
 	}
-	return func(cfg *Config, words ...string) (*driverResponse, error) {
-		req, err := json.Marshal(driverRequest{
+	return func(cfg *Config, words ...string) (*DriverResponse, error) {
+		req, err := json.Marshal(DriverRequest{
 			Mode:       cfg.Mode,
 			Env:        cfg.Env,
 			BuildFlags: cfg.BuildFlags,
@@ -92,7 +131,7 @@ func findExternalDriver(cfg *Config) driver {
 			fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(cmd), stderr)
 		}
 
-		var response driverResponse
+		var response DriverResponse
 		if err := json.Unmarshal(buf.Bytes(), &response); err != nil {
 			return nil, err
 		}

vendor/golang.org/x/tools/go/packages/golist.go

@@ -35,23 +35,23 @@ type goTooOldError struct {
 	error
 }
 
-// responseDeduper wraps a driverResponse, deduplicating its contents.
+// responseDeduper wraps a DriverResponse, deduplicating its contents.
 type responseDeduper struct {
 	seenRoots    map[string]bool
 	seenPackages map[string]*Package
-	dr           *driverResponse
+	dr           *DriverResponse
 }
 
 func newDeduper() *responseDeduper {
 	return &responseDeduper{
-		dr:           &driverResponse{},
+		dr:           &DriverResponse{},
 		seenRoots:    map[string]bool{},
 		seenPackages: map[string]*Package{},
 	}
 }
 
-// addAll fills in r with a driverResponse.
-func (r *responseDeduper) addAll(dr *driverResponse) {
+// addAll fills in r with a DriverResponse.
+func (r *responseDeduper) addAll(dr *DriverResponse) {
 	for _, pkg := range dr.Packages {
 		r.addPackage(pkg)
 	}
@@ -128,7 +128,7 @@ func (state *golistState) mustGetEnv() map[string]string {
 // goListDriver uses the go list command to interpret the patterns and produce
 // the build system package structure.
 // See driver for more details.
-func goListDriver(cfg *Config, patterns ...string) (*driverResponse, error) {
+func goListDriver(cfg *Config, patterns ...string) (_ *DriverResponse, err error) {
 	// Make sure that any asynchronous go commands are killed when we return.
 	parentCtx := cfg.Context
 	if parentCtx == nil {
@@ -146,16 +146,18 @@ func goListDriver(cfg *Config, patterns ...string) (*driverResponse, error) {
 	}
 
 	// Fill in response.Sizes asynchronously if necessary.
-	var sizeserr error
-	var sizeswg sync.WaitGroup
 	if cfg.Mode&NeedTypesSizes != 0 || cfg.Mode&NeedTypes != 0 {
-		sizeswg.Add(1)
+		errCh := make(chan error)
 		go func() {
 			compiler, arch, err := packagesdriver.GetSizesForArgsGolist(ctx, state.cfgInvocation(), cfg.gocmdRunner)
-			sizeserr = err
 			response.dr.Compiler = compiler
 			response.dr.Arch = arch
-			sizeswg.Done()
+			errCh <- err
+		}()
+		defer func() {
+			if sizesErr := <-errCh; sizesErr != nil {
+				err = sizesErr
+			}
 		}()
 	}
 
@@ -208,10 +210,7 @@ extractQueries:
 		}
 	}
 
-	sizeswg.Wait()
-	if sizeserr != nil {
-		return nil, sizeserr
-	}
+	// (We may yet return an error due to defer.)
 	return response.dr, nil
 }
 
@@ -266,7 +265,7 @@ func (state *golistState) runContainsQueries(response *responseDeduper, queries
 
 // adhocPackage attempts to load or construct an ad-hoc package for a given
 // query, if the original call to the driver produced inadequate results.
-func (state *golistState) adhocPackage(pattern, query string) (*driverResponse, error) {
+func (state *golistState) adhocPackage(pattern, query string) (*DriverResponse, error) {
 	response, err := state.createDriverResponse(query)
 	if err != nil {
 		return nil, err
@@ -357,7 +356,7 @@ func otherFiles(p *jsonPackage) [][]string {
 
 // createDriverResponse uses the "go list" command to expand the pattern
 // words and return a response for the specified packages.
-func (state *golistState) createDriverResponse(words ...string) (*driverResponse, error) {
+func (state *golistState) createDriverResponse(words ...string) (*DriverResponse, error) {
 	// go list uses the following identifiers in ImportPath and Imports:
 	//
 	// 	"p"			-- importable package or main (command)
@@ -384,7 +383,7 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse
 	pkgs := make(map[string]*Package)
 	additionalErrors := make(map[string][]Error)
 	// Decode the JSON and convert it to Package form.
-	response := &driverResponse{
+	response := &DriverResponse{
 		GoVersion: goVersion,
 	}
 	for dec := json.NewDecoder(buf); dec.More(); {

vendor/golang.org/x/tools/go/packages/packages.go

@@ -206,43 +206,6 @@ type Config struct {
 	Overlay map[string][]byte
 }
 
-// driver is the type for functions that query the build system for the
-// packages named by the patterns.
-type driver func(cfg *Config, patterns ...string) (*driverResponse, error)
-
-// driverResponse contains the results for a driver query.
-type driverResponse struct {
-	// NotHandled is returned if the request can't be handled by the current
-	// driver. If an external driver returns a response with NotHandled, the
-	// rest of the driverResponse is ignored, and go/packages will fallback
-	// to the next driver. If go/packages is extended in the future to support
-	// lists of multiple drivers, go/packages will fall back to the next driver.
-	NotHandled bool
-
-	// Compiler and Arch are the arguments pass of types.SizesFor
-	// to get a types.Sizes to use when type checking.
-	Compiler string
-	Arch     string
-
-	// Roots is the set of package IDs that make up the root packages.
-	// We have to encode this separately because when we encode a single package
-	// we cannot know if it is one of the roots as that requires knowledge of the
-	// graph it is part of.
-	Roots []string `json:",omitempty"`
-
-	// Packages is the full set of packages in the graph.
-	// The packages are not connected into a graph.
-	// The Imports if populated will be stubs that only have their ID set.
-	// Imports will be connected and then type and syntax information added in a
-	// later pass (see refine).
-	Packages []*Package
-
-	// GoVersion is the minor version number used by the driver
-	// (e.g. the go command on the PATH) when selecting .go files.
-	// Zero means unknown.
-	GoVersion int
-}
-
 // Load loads and returns the Go packages named by the given patterns.
 //
 // Config specifies loading options;
@@ -291,7 +254,7 @@ func Load(cfg *Config, patterns ...string) ([]*Package, error) {
 // no external driver, or the driver returns a response with NotHandled set,
 // defaultDriver will fall back to the go list driver.
 // The boolean result indicates that an external driver handled the request.
-func defaultDriver(cfg *Config, patterns ...string) (*driverResponse, bool, error) {
+func defaultDriver(cfg *Config, patterns ...string) (*DriverResponse, bool, error) {
 	if driver := findExternalDriver(cfg); driver != nil {
 		response, err := driver(cfg, patterns...)
 		if err != nil {
@@ -303,7 +266,10 @@ func defaultDriver(cfg *Config, patterns ...string) (*driverResponse, bool, erro
 	}
 
 	response, err := goListDriver(cfg, patterns...)
-	return response, false, err
+	if err != nil {
+		return nil, false, err
+	}
+	return response, false, nil
 }
 
 // A Package describes a loaded Go package.
@@ -648,7 +614,7 @@ func newLoader(cfg *Config) *loader {
 
 // refine connects the supplied packages into a graph and then adds type
 // and syntax information as requested by the LoadMode.
-func (ld *loader) refine(response *driverResponse) ([]*Package, error) {
+func (ld *loader) refine(response *DriverResponse) ([]*Package, error) {
 	roots := response.Roots
 	rootMap := make(map[string]int, len(roots))
 	for i, root := range roots {

vendor/golang.org/x/tools/go/types/objectpath/objectpath.go

@@ -29,9 +29,13 @@ import (
 	"strconv"
 	"strings"
 
+	"golang.org/x/tools/internal/aliases"
 	"golang.org/x/tools/internal/typeparams"
+	"golang.org/x/tools/internal/typesinternal"
 )
 
+// TODO(adonovan): think about generic aliases.
+
 // A Path is an opaque name that identifies a types.Object
 // relative to its package. Conceptually, the name consists of a
 // sequence of destructuring operations applied to the package scope
@@ -223,7 +227,7 @@ func (enc *Encoder) For(obj types.Object) (Path, error) {
 	//    Reject obviously non-viable cases.
 	switch obj := obj.(type) {
 	case *types.TypeName:
-		if _, ok := obj.Type().(*types.TypeParam); !ok {
+		if _, ok := aliases.Unalias(obj.Type()).(*types.TypeParam); !ok {
 			// With the exception of type parameters, only package-level type names
 			// have a path.
 			return "", fmt.Errorf("no path for %v", obj)
@@ -310,7 +314,7 @@ func (enc *Encoder) For(obj types.Object) (Path, error) {
 		}
 
 		// Inspect declared methods of defined types.
-		if T, ok := o.Type().(*types.Named); ok {
+		if T, ok := aliases.Unalias(o.Type()).(*types.Named); ok {
 			path = append(path, opType)
 			// The method index here is always with respect
 			// to the underlying go/types data structures,
@@ -395,13 +399,8 @@ func (enc *Encoder) concreteMethod(meth *types.Func) (Path, bool) {
 		return "", false
 	}
 
-	recvT := meth.Type().(*types.Signature).Recv().Type()
-	if ptr, ok := recvT.(*types.Pointer); ok {
-		recvT = ptr.Elem()
-	}
-
-	named, ok := recvT.(*types.Named)
-	if !ok {
+	_, named := typesinternal.ReceiverNamed(meth.Type().(*types.Signature).Recv())
+	if named == nil {
 		return "", false
 	}
 
@@ -444,6 +443,8 @@ func (enc *Encoder) concreteMethod(meth *types.Func) (Path, bool) {
 // nil, it will be allocated as necessary.
 func find(obj types.Object, T types.Type, path []byte, seen map[*types.TypeName]bool) []byte {
 	switch T := T.(type) {
+	case *aliases.Alias:
+		return find(obj, aliases.Unalias(T), path, seen)
 	case *types.Basic, *types.Named:
 		// Named types belonging to pkg were handled already,
 		// so T must belong to another package. No path.
@@ -616,6 +617,7 @@ func Object(pkg *types.Package, p Path) (types.Object, error) {
 
 		// Inv: t != nil, obj == nil
 
+		t = aliases.Unalias(t)
 		switch code {
 		case opElem:
 			hasElem, ok := t.(hasElem) // Pointer, Slice, Array, Chan, Map

vendor/golang.org/x/tools/internal/aliases/aliases.go

@@ -0,0 +1,28 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package aliases
+
+import (
+	"go/token"
+	"go/types"
+)
+
+// Package aliases defines backward compatible shims
+// for the types.Alias type representation added in 1.22.
+// This defines placeholders for x/tools until 1.26.
+
+// NewAlias creates a new TypeName in Package pkg that
+// is an alias for the type rhs.
+//
+// When GoVersion>=1.22 and GODEBUG=gotypesalias=1,
+// the Type() of the return value is a *types.Alias.
+func NewAlias(pos token.Pos, pkg *types.Package, name string, rhs types.Type) *types.TypeName {
+	if enabled() {
+		tname := types.NewTypeName(pos, pkg, name, nil)
+		newAlias(tname, rhs)
+		return tname
+	}
+	return types.NewTypeName(pos, pkg, name, rhs)
+}

vendor/golang.org/x/tools/internal/aliases/aliases_go121.go

@@ -0,0 +1,30 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !go1.22
+// +build !go1.22
+
+package aliases
+
+import (
+	"go/types"
+)
+
+// Alias is a placeholder for a go/types.Alias for <=1.21.
+// It will never be created by go/types.
+type Alias struct{}
+
+func (*Alias) String() string { panic("unreachable") }
+
+func (*Alias) Underlying() types.Type { panic("unreachable") }
+
+func (*Alias) Obj() *types.TypeName { panic("unreachable") }
+
+// Unalias returns the type t for go <=1.21.
+func Unalias(t types.Type) types.Type { return t }
+
+// Always false for go <=1.21. Ignores GODEBUG.
+func enabled() bool { return false }
+
+func newAlias(name *types.TypeName, rhs types.Type) *Alias { panic("unreachable") }

vendor/golang.org/x/tools/internal/aliases/aliases_go122.go

@@ -0,0 +1,72 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.22
+// +build go1.22
+
+package aliases
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+	"go/types"
+	"os"
+	"strings"
+	"sync"
+)
+
+// Alias is an alias of types.Alias.
+type Alias = types.Alias
+
+// Unalias is a wrapper of types.Unalias.
+func Unalias(t types.Type) types.Type { return types.Unalias(t) }
+
+// newAlias is an internal alias around types.NewAlias.
+// Direct usage is discouraged as the moment.
+// Try to use NewAlias instead.
+func newAlias(tname *types.TypeName, rhs types.Type) *Alias {
+	a := types.NewAlias(tname, rhs)
+	// TODO(go.dev/issue/65455): Remove kludgy workaround to set a.actual as a side-effect.
+	Unalias(a)
+	return a
+}
+
+// enabled returns true when types.Aliases are enabled.
+func enabled() bool {
+	// Use the gotypesalias value in GODEBUG if set.
+	godebug := os.Getenv("GODEBUG")
+	value := -1 // last set value.
+	for _, f := range strings.Split(godebug, ",") {
+		switch f {
+		case "gotypesalias=1":
+			value = 1
+		case "gotypesalias=0":
+			value = 0
+		}
+	}
+	switch value {
+	case 0:
+		return false
+	case 1:
+		return true
+	default:
+		return aliasesDefault()
+	}
+}
+
+// aliasesDefault reports if aliases are enabled by default.
+func aliasesDefault() bool {
+	// Dynamically check if Aliases will be produced from go/types.
+	aliasesDefaultOnce.Do(func() {
+		fset := token.NewFileSet()
+		f, _ := parser.ParseFile(fset, "a.go", "package p; type A = int", 0)
+		pkg, _ := new(types.Config).Check("p", fset, []*ast.File{f}, nil)
+		_, gotypesaliasDefault = pkg.Scope().Lookup("A").Type().(*types.Alias)
+	})
+	return gotypesaliasDefault
+}
+
+var gotypesaliasDefault bool
+var aliasesDefaultOnce sync.Once

vendor/golang.org/x/tools/internal/gcimporter/gcimporter.go

@@ -259,13 +259,6 @@ func Import(packages map[string]*types.Package, path, srcDir string, lookup func
 	return
 }
 
-func deref(typ types.Type) types.Type {
-	if p, _ := typ.(*types.Pointer); p != nil {
-		return p.Elem()
-	}
-	return typ
-}
-
 type byPath []*types.Package
 
 func (a byPath) Len() int           { return len(a) }

vendor/golang.org/x/tools/internal/gcimporter/iexport.go

@@ -23,6 +23,7 @@ import (
 	"strings"
 
 	"golang.org/x/tools/go/types/objectpath"
+	"golang.org/x/tools/internal/aliases"
 	"golang.org/x/tools/internal/tokeninternal"
 )
 
@@ -506,13 +507,13 @@ func (p *iexporter) doDecl(obj types.Object) {
 	case *types.TypeName:
 		t := obj.Type()
 
-		if tparam, ok := t.(*types.TypeParam); ok {
+		if tparam, ok := aliases.Unalias(t).(*types.TypeParam); ok {
 			w.tag('P')
 			w.pos(obj.Pos())
 			constraint := tparam.Constraint()
 			if p.version >= iexportVersionGo1_18 {
 				implicit := false
-				if iface, _ := constraint.(*types.Interface); iface != nil {
+				if iface, _ := aliases.Unalias(constraint).(*types.Interface); iface != nil {
 					implicit = iface.IsImplicit()
 				}
 				w.bool(implicit)
@@ -738,6 +739,8 @@ func (w *exportWriter) doTyp(t types.Type, pkg *types.Package) {
 		}()
 	}
 	switch t := t.(type) {
+	// TODO(adonovan): support types.Alias.
+
 	case *types.Named:
 		if targs := t.TypeArgs(); targs.Len() > 0 {
 			w.startType(instanceType)
@@ -843,7 +846,7 @@ func (w *exportWriter) doTyp(t types.Type, pkg *types.Package) {
 		for i := 0; i < n; i++ {
 			ft := t.EmbeddedType(i)
 			tPkg := pkg
-			if named, _ := ft.(*types.Named); named != nil {
+			if named, _ := aliases.Unalias(ft).(*types.Named); named != nil {
 				w.pos(named.Obj().Pos())
 			} else {
 				w.pos(token.NoPos)

vendor/golang.org/x/tools/internal/gcimporter/iimport.go

@@ -22,6 +22,8 @@ import (
 	"strings"
 
 	"golang.org/x/tools/go/types/objectpath"
+	"golang.org/x/tools/internal/aliases"
+	"golang.org/x/tools/internal/typesinternal"
 )
 
 type intReader struct {
@@ -224,6 +226,7 @@ func iimportCommon(fset *token.FileSet, getPackages GetPackagesFunc, data []byte
 
 	// Gather the relevant packages from the manifest.
 	items := make([]GetPackagesItem, r.uint64())
+	uniquePkgPaths := make(map[string]bool)
 	for i := range items {
 		pkgPathOff := r.uint64()
 		pkgPath := p.stringAt(pkgPathOff)
@@ -248,6 +251,12 @@ func iimportCommon(fset *token.FileSet, getPackages GetPackagesFunc, data []byte
 		}
 
 		items[i].nameIndex = nameIndex
+
+		uniquePkgPaths[pkgPath] = true
+	}
+	// Debugging #63822; hypothesis: there are duplicate PkgPaths.
+	if len(uniquePkgPaths) != len(items) {
+		reportf("found duplicate PkgPaths while reading export data manifest: %v", items)
 	}
 
 	// Request packages all at once from the client,
@@ -515,7 +524,7 @@ func canReuse(def *types.Named, rhs types.Type) bool {
 	if def == nil {
 		return true
 	}
-	iface, _ := rhs.(*types.Interface)
+	iface, _ := aliases.Unalias(rhs).(*types.Interface)
 	if iface == nil {
 		return true
 	}
@@ -580,14 +589,13 @@ func (r *importReader) obj(name string) {
 				// If the receiver has any targs, set those as the
 				// rparams of the method (since those are the
 				// typeparams being used in the method sig/body).
-				base := baseType(recv.Type())
-				assert(base != nil)
-				targs := base.TypeArgs()
+				_, recvNamed := typesinternal.ReceiverNamed(recv)
+				targs := recvNamed.TypeArgs()
 				var rparams []*types.TypeParam
 				if targs.Len() > 0 {
 					rparams = make([]*types.TypeParam, targs.Len())
 					for i := range rparams {
-						rparams[i] = targs.At(i).(*types.TypeParam)
+						rparams[i] = aliases.Unalias(targs.At(i)).(*types.TypeParam)
 					}
 				}
 				msig := r.signature(recv, rparams, nil)
@@ -617,7 +625,7 @@ func (r *importReader) obj(name string) {
 		}
 		constraint := r.typ()
 		if implicit {
-			iface, _ := constraint.(*types.Interface)
+			iface, _ := aliases.Unalias(constraint).(*types.Interface)
 			if iface == nil {
 				errorf("non-interface constraint marked implicit")
 			}
@@ -824,7 +832,7 @@ func (r *importReader) typ() types.Type {
 }
 
 func isInterface(t types.Type) bool {
-	_, ok := t.(*types.Interface)
+	_, ok := aliases.Unalias(t).(*types.Interface)
 	return ok
 }
 
@@ -1023,7 +1031,7 @@ func (r *importReader) tparamList() []*types.TypeParam {
 	for i := range xs {
 		// Note: the standard library importer is tolerant of nil types here,
 		// though would panic in SetTypeParams.
-		xs[i] = r.typ().(*types.TypeParam)
+		xs[i] = aliases.Unalias(r.typ()).(*types.TypeParam)
 	}
 	return xs
 }
@@ -1070,13 +1078,3 @@ func (r *importReader) byte() byte {
 	}
 	return x
 }
-
-func baseType(typ types.Type) *types.Named {
-	// pointer receivers are never types.Named types
-	if p, _ := typ.(*types.Pointer); p != nil {
-		typ = p.Elem()
-	}
-	// receiver base types are always (possibly generic) types.Named types
-	n, _ := typ.(*types.Named)
-	return n
-}

vendor/golang.org/x/tools/internal/gcimporter/support_go117.go

@@ -1,16 +0,0 @@
-// Copyright 2021 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build !go1.18
-// +build !go1.18
-
-package gcimporter
-
-import "go/types"
-
-const iexportVersion = iexportVersionGo1_11
-
-func additionalPredeclared() []types.Type {
-	return nil
-}

vendor/golang.org/x/tools/internal/gcimporter/support_go118.go

@@ -2,9 +2,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.18
-// +build go1.18
-
 package gcimporter
 
 import "go/types"

vendor/golang.org/x/tools/internal/gcimporter/unified_no.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build !(go1.18 && goexperiment.unified)
-// +build !go1.18 !goexperiment.unified
+//go:build !goexperiment.unified
+// +build !goexperiment.unified
 
 package gcimporter
 

vendor/golang.org/x/tools/internal/gcimporter/unified_yes.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.18 && goexperiment.unified
-// +build go1.18,goexperiment.unified
+//go:build goexperiment.unified
+// +build goexperiment.unified
 
 package gcimporter
 

vendor/golang.org/x/tools/internal/gcimporter/ureader_no.go

@@ -1,19 +0,0 @@
-// Copyright 2022 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build !go1.18
-// +build !go1.18
-
-package gcimporter
-
-import (
-	"fmt"
-	"go/token"
-	"go/types"
-)
-
-func UImportData(fset *token.FileSet, imports map[string]*types.Package, data []byte, path string) (_ int, pkg *types.Package, err error) {
-	err = fmt.Errorf("go/tools compiled with a Go version earlier than 1.18 cannot read unified IR export data")
-	return
-}

vendor/golang.org/x/tools/internal/gcimporter/ureader_yes.go

@@ -4,9 +4,6 @@
 
 // Derived from go/internal/gcimporter/ureader.go
 
-//go:build go1.18
-// +build go1.18
-
 package gcimporter
 
 import (
@@ -16,6 +13,7 @@ import (
 	"sort"
 	"strings"
 
+	"golang.org/x/tools/internal/aliases"
 	"golang.org/x/tools/internal/pkgbits"
 )
 
@@ -553,7 +551,7 @@ func (pr *pkgReader) objIdx(idx pkgbits.Index) (*types.Package, string) {
 				// If the underlying type is an interface, we need to
 				// duplicate its methods so we can replace the receiver
 				// parameter's type (#49906).
-				if iface, ok := underlying.(*types.Interface); ok && iface.NumExplicitMethods() != 0 {
+				if iface, ok := aliases.Unalias(underlying).(*types.Interface); ok && iface.NumExplicitMethods() != 0 {
 					methods := make([]*types.Func, iface.NumExplicitMethods())
 					for i := range methods {
 						fn := iface.ExplicitMethod(i)

vendor/golang.org/x/tools/internal/gopathwalk/walk.go

@@ -9,11 +9,13 @@ package gopathwalk
 import (
 	"bufio"
 	"bytes"
+	"io"
 	"io/fs"
-	"log"
 	"os"
 	"path/filepath"
+	"runtime"
 	"strings"
+	"sync"
 	"time"
 )
 
@@ -21,8 +23,13 @@ import (
 type Options struct {
 	// If Logf is non-nil, debug logging is enabled through this function.
 	Logf func(format string, args ...interface{})
+
 	// Search module caches. Also disables legacy goimports ignore rules.
 	ModulesEnabled bool
+
+	// Maximum number of concurrent calls to user-provided callbacks,
+	// or 0 for GOMAXPROCS.
+	Concurrency int
 }
 
 // RootType indicates the type of a Root.
@@ -43,19 +50,28 @@ type Root struct {
 	Type RootType
 }
 
-// Walk walks Go source directories ($GOROOT, $GOPATH, etc) to find packages.
+// Walk concurrently walks Go source directories ($GOROOT, $GOPATH, etc) to find packages.
+//
 // For each package found, add will be called with the absolute
 // paths of the containing source directory and the package directory.
+//
+// Unlike filepath.WalkDir, Walk follows symbolic links
+// (while guarding against cycles).
 func Walk(roots []Root, add func(root Root, dir string), opts Options) {
 	WalkSkip(roots, add, func(Root, string) bool { return false }, opts)
 }
 
-// WalkSkip walks Go source directories ($GOROOT, $GOPATH, etc) to find packages.
+// WalkSkip concurrently walks Go source directories ($GOROOT, $GOPATH, etc) to
+// find packages.
+//
 // For each package found, add will be called with the absolute
 // paths of the containing source directory and the package directory.
 // For each directory that will be scanned, skip will be called
 // with the absolute paths of the containing source directory and the directory.
 // If skip returns false on a directory it will be processed.
+//
+// Unlike filepath.WalkDir, WalkSkip follows symbolic links
+// (while guarding against cycles).
 func WalkSkip(roots []Root, add func(root Root, dir string), skip func(root Root, dir string) bool, opts Options) {
 	for _, root := range roots {
 		walkDir(root, add, skip, opts)
@@ -64,45 +80,51 @@ func WalkSkip(roots []Root, add func(root Root, dir string), skip func(root Root
 
 // walkDir creates a walker and starts fastwalk with this walker.
 func walkDir(root Root, add func(Root, string), skip func(root Root, dir string) bool, opts Options) {
+	if opts.Logf == nil {
+		opts.Logf = func(format string, args ...interface{}) {}
+	}
 	if _, err := os.Stat(root.Path); os.IsNotExist(err) {
-		if opts.Logf != nil {
-			opts.Logf("skipping nonexistent directory: %v", root.Path)
-		}
+		opts.Logf("skipping nonexistent directory: %v", root.Path)
 		return
 	}
 	start := time.Now()
-	if opts.Logf != nil {
-		opts.Logf("scanning %s", root.Path)
-	}
+	opts.Logf("scanning %s", root.Path)
 
+	concurrency := opts.Concurrency
+	if concurrency == 0 {
+		// The walk be either CPU-bound or I/O-bound, depending on what the
+		// caller-supplied add function does and the details of the user's platform
+		// and machine. Rather than trying to fine-tune the concurrency level for a
+		// specific environment, we default to GOMAXPROCS: it is likely to be a good
+		// choice for a CPU-bound add function, and if it is instead I/O-bound, then
+		// dealing with I/O saturation is arguably the job of the kernel and/or
+		// runtime. (Oversaturating I/O seems unlikely to harm performance as badly
+		// as failing to saturate would.)
+		concurrency = runtime.GOMAXPROCS(0)
+	}
 	w := &walker{
-		root:  root,
-		add:   add,
-		skip:  skip,
-		opts:  opts,
-		added: make(map[string]bool),
+		root: root,
+		add:  add,
+		skip: skip,
+		opts: opts,
+		sem:  make(chan struct{}, concurrency),
 	}
 	w.init()
 
-	// Add a trailing path separator to cause filepath.WalkDir to traverse symlinks.
+	w.sem <- struct{}{}
 	path := root.Path
-	if len(path) == 0 {
-		path = "." + string(filepath.Separator)
-	} else if !os.IsPathSeparator(path[len(path)-1]) {
-		path = path + string(filepath.Separator)
+	if path == "" {
+		path = "."
 	}
+	if fi, err := os.Lstat(path); err == nil {
+		w.walk(path, nil, fs.FileInfoToDirEntry(fi))
+	} else {
+		w.opts.Logf("scanning directory %v: %v", root.Path, err)
+	}
+	<-w.sem
+	w.walking.Wait()
 
-	if err := filepath.WalkDir(path, w.walk); err != nil {
-		logf := opts.Logf
-		if logf == nil {
-			logf = log.Printf
-		}
-		logf("scanning directory %v: %v", root.Path, err)
-	}
-
-	if opts.Logf != nil {
-		opts.Logf("scanned %s in %v", root.Path, time.Since(start))
-	}
+	opts.Logf("scanned %s in %v", root.Path, time.Since(start))
 }
 
 // walker is the callback for fastwalk.Walk.
@@ -112,10 +134,18 @@ type walker struct {
 	skip func(Root, string) bool // The callback that will be invoked for every dir. dir is skipped if it returns true.
 	opts Options                 // Options passed to Walk by the user.
 
-	pathSymlinks []os.FileInfo
-	ignoredDirs  []string
+	walking     sync.WaitGroup
+	sem         chan struct{} // Channel of semaphore tokens; send to acquire, receive to release.
+	ignoredDirs []string
 
-	added map[string]bool
+	added sync.Map // map[string]bool
+}
+
+// A symlinkList is a linked list of os.FileInfos for parent directories
+// reached via symlinks.
+type symlinkList struct {
+	info os.FileInfo
+	prev *symlinkList
 }
 
 // init initializes the walker based on its Options
@@ -132,9 +162,7 @@ func (w *walker) init() {
 	for _, p := range ignoredPaths {
 		full := filepath.Join(w.root.Path, p)
 		w.ignoredDirs = append(w.ignoredDirs, full)
-		if w.opts.Logf != nil {
-			w.opts.Logf("Directory added to ignore list: %s", full)
-		}
+		w.opts.Logf("Directory added to ignore list: %s", full)
 	}
 }
 
@@ -144,12 +172,10 @@ func (w *walker) init() {
 func (w *walker) getIgnoredDirs(path string) []string {
 	file := filepath.Join(path, ".goimportsignore")
 	slurp, err := os.ReadFile(file)
-	if w.opts.Logf != nil {
-		if err != nil {
-			w.opts.Logf("%v", err)
-		} else {
-			w.opts.Logf("Read %s", file)
-		}
+	if err != nil {
+		w.opts.Logf("%v", err)
+	} else {
+		w.opts.Logf("Read %s", file)
 	}
 	if err != nil {
 		return nil
@@ -183,63 +209,22 @@ func (w *walker) shouldSkipDir(dir string) bool {
 
 // walk walks through the given path.
 //
-// Errors are logged if w.opts.Logf is non-nil, but otherwise ignored:
-// walk returns only nil or fs.SkipDir.
-func (w *walker) walk(path string, d fs.DirEntry, err error) error {
-	if err != nil {
-		// We have no way to report errors back through Walk or WalkSkip,
-		// so just log and ignore them.
-		if w.opts.Logf != nil {
-			w.opts.Logf("%v", err)
-		}
-		if d == nil {
-			// Nothing more to do: the error prevents us from knowing
-			// what path even represents.
-			return nil
-		}
-	}
-
-	if d.Type().IsRegular() {
-		if !strings.HasSuffix(path, ".go") {
-			return nil
-		}
-
-		dir := filepath.Dir(path)
-		if dir == w.root.Path && (w.root.Type == RootGOROOT || w.root.Type == RootGOPATH) {
-			// Doesn't make sense to have regular files
-			// directly in your $GOPATH/src or $GOROOT/src.
-			return nil
-		}
-
-		if !w.added[dir] {
-			w.add(w.root, dir)
-			w.added[dir] = true
-		}
-		return nil
-	}
-
-	if d.IsDir() {
-		base := filepath.Base(path)
-		if base == "" || base[0] == '.' || base[0] == '_' ||
-			base == "testdata" ||
-			(w.root.Type == RootGOROOT && w.opts.ModulesEnabled && base == "vendor") ||
-			(!w.opts.ModulesEnabled && base == "node_modules") {
-			return fs.SkipDir
-		}
-		if w.shouldSkipDir(path) {
-			return fs.SkipDir
-		}
-		return nil
-	}
-
+// Errors are logged if w.opts.Logf is non-nil, but otherwise ignored.
+func (w *walker) walk(path string, pathSymlinks *symlinkList, d fs.DirEntry) {
 	if d.Type()&os.ModeSymlink != 0 {
+		// Walk the symlink's target rather than the symlink itself.
+		//
+		// (Note that os.Stat, unlike the lower-lever os.Readlink,
+		// follows arbitrarily many layers of symlinks, so it will eventually
+		// reach either a non-symlink or a nonexistent target.)
+		//
 		// TODO(bcmills): 'go list all' itself ignores symlinks within GOROOT/src
 		// and GOPATH/src. Do we really need to traverse them here? If so, why?
 
 		fi, err := os.Stat(path)
-		if err != nil || !fi.IsDir() {
-			// Not a directory. Just walk the file (or broken link) and be done.
-			return w.walk(path, fs.FileInfoToDirEntry(fi), err)
+		if err != nil {
+			w.opts.Logf("%v", err)
+			return
 		}
 
 		// Avoid walking symlink cycles: if we have already followed a symlink to
@@ -249,83 +234,104 @@ func (w *walker) walk(path string, d fs.DirEntry, err error) error {
 		// the number of extra stat calls we make if we *don't* encounter a cycle.
 		// Since we don't actually expect to encounter symlink cycles in practice,
 		// this seems like the right tradeoff.
-		for _, parent := range w.pathSymlinks {
-			if os.SameFile(fi, parent) {
-				return nil
+		for parent := pathSymlinks; parent != nil; parent = parent.prev {
+			if os.SameFile(fi, parent.info) {
+				return
 			}
 		}
 
-		w.pathSymlinks = append(w.pathSymlinks, fi)
-		defer func() {
-			w.pathSymlinks = w.pathSymlinks[:len(w.pathSymlinks)-1]
-		}()
+		pathSymlinks = &symlinkList{
+			info: fi,
+			prev: pathSymlinks,
+		}
+		d = fs.FileInfoToDirEntry(fi)
+	}
 
-		// On some platforms the OS (or the Go os package) sometimes fails to
-		// resolve directory symlinks before a trailing slash
-		// (even though POSIX requires it to do so).
-		//
-		// On macOS that failure may be caused by a known libc/kernel bug;
-		// see https://go.dev/issue/59586.
-		//
-		// On Windows before Go 1.21, it may be caused by a bug in
-		// os.Lstat (fixed in https://go.dev/cl/463177).
-		//
-		// Since we need to handle this explicitly on broken platforms anyway,
-		// it is simplest to just always do that and not rely on POSIX pathname
-		// resolution to walk the directory (such as by calling WalkDir with
-		// a trailing slash appended to the path).
-		//
-		// Instead, we make a sequence of walk calls — directly and through
-		// recursive calls to filepath.WalkDir — simulating what WalkDir would do
-		// if the symlink were a regular directory.
-
-		// First we call walk on the path as a directory
-		// (instead of a symlink).
-		err = w.walk(path, fs.FileInfoToDirEntry(fi), nil)
-		if err == fs.SkipDir {
-			return nil
-		} else if err != nil {
-			// This should be impossible, but handle it anyway in case
-			// walk is changed to return other errors.
-			return err
+	if d.Type().IsRegular() {
+		if !strings.HasSuffix(path, ".go") {
+			return
 		}
 
-		// Now read the directory and walk its entries.
-		ents, err := os.ReadDir(path)
+		dir := filepath.Dir(path)
+		if dir == w.root.Path && (w.root.Type == RootGOROOT || w.root.Type == RootGOPATH) {
+			// Doesn't make sense to have regular files
+			// directly in your $GOPATH/src or $GOROOT/src.
+			//
+			// TODO(bcmills): there are many levels of directory within
+			// RootModuleCache where this also wouldn't make sense,
+			// Can we generalize this to any directory without a corresponding
+			// import path?
+			return
+		}
+
+		if _, dup := w.added.LoadOrStore(dir, true); !dup {
+			w.add(w.root, dir)
+		}
+	}
+
+	if !d.IsDir() {
+		return
+	}
+
+	base := filepath.Base(path)
+	if base == "" || base[0] == '.' || base[0] == '_' ||
+		base == "testdata" ||
+		(w.root.Type == RootGOROOT && w.opts.ModulesEnabled && base == "vendor") ||
+		(!w.opts.ModulesEnabled && base == "node_modules") ||
+		w.shouldSkipDir(path) {
+		return
+	}
+
+	// Read the directory and walk its entries.
+
+	f, err := os.Open(path)
+	if err != nil {
+		w.opts.Logf("%v", err)
+		return
+	}
+	defer f.Close()
+
+	for {
+		// We impose an arbitrary limit on the number of ReadDir results per
+		// directory to limit the amount of memory consumed for stale or upcoming
+		// directory entries. The limit trades off CPU (number of syscalls to read
+		// the whole directory) against RAM (reachable directory entries other than
+		// the one currently being processed).
+		//
+		// Since we process the directories recursively, we will end up maintaining
+		// a slice of entries for each level of the directory tree.
+		// (Compare https://go.dev/issue/36197.)
+		ents, err := f.ReadDir(1024)
 		if err != nil {
-			// Report the ReadDir error, as filepath.WalkDir would do.
-			err = w.walk(path, fs.FileInfoToDirEntry(fi), err)
-			if err == fs.SkipDir {
-				return nil
-			} else if err != nil {
-				return err // Again, should be impossible.
+			if err != io.EOF {
+				w.opts.Logf("%v", err)
 			}
-			// Fall through and iterate over whatever entries we did manage to get.
+			break
 		}
 
 		for _, d := range ents {
 			nextPath := filepath.Join(path, d.Name())
 			if d.IsDir() {
-				// We want to walk the whole directory tree rooted at nextPath,
-				// not just the single entry for the directory.
-				err := filepath.WalkDir(nextPath, w.walk)
-				if err != nil && w.opts.Logf != nil {
-					w.opts.Logf("%v", err)
-				}
-			} else {
-				err := w.walk(nextPath, d, nil)
-				if err == fs.SkipDir {
-					// Skip the rest of the entries in the parent directory of nextPath
-					// (that is, path itself).
-					break
-				} else if err != nil {
-					return err // Again, should be impossible.
+				select {
+				case w.sem <- struct{}{}:
+					// Got a new semaphore token, so we can traverse the directory concurrently.
+					d := d
+					w.walking.Add(1)
+					go func() {
+						defer func() {
+							<-w.sem
+							w.walking.Done()
+						}()
+						w.walk(nextPath, pathSymlinks, d)
+					}()
+					continue
+
+				default:
+					// No tokens available, so traverse serially.
 				}
 			}
-		}
-		return nil
-	}
 
-	// Not a file, regular directory, or symlink; skip.
-	return nil
+			w.walk(nextPath, pathSymlinks, d)
+		}
+	}
 }

vendor/golang.org/x/tools/internal/imports/fix.go

@@ -13,6 +13,7 @@ import (
 	"go/build"
 	"go/parser"
 	"go/token"
+	"go/types"
 	"io/fs"
 	"io/ioutil"
 	"os"
@@ -700,20 +701,21 @@ func ScoreImportPaths(ctx context.Context, env *ProcessEnv, paths []string) (map
 	return result, nil
 }
 
-func PrimeCache(ctx context.Context, env *ProcessEnv) error {
+func PrimeCache(ctx context.Context, resolver Resolver) error {
 	// Fully scan the disk for directories, but don't actually read any Go files.
 	callback := &scanCallback{
-		rootFound: func(gopathwalk.Root) bool {
-			return true
+		rootFound: func(root gopathwalk.Root) bool {
+			// See getCandidatePkgs: walking GOROOT is apparently expensive and
+			// unnecessary.
+			return root.Type != gopathwalk.RootGOROOT
 		},
 		dirFound: func(pkg *pkg) bool {
 			return false
 		},
-		packageNameLoaded: func(pkg *pkg) bool {
-			return false
-		},
+		// packageNameLoaded and exportsLoaded must never be called.
 	}
-	return getCandidatePkgs(ctx, callback, "", "", env)
+
+	return resolver.scan(ctx, callback)
 }
 
 func candidateImportName(pkg *pkg) string {
@@ -827,16 +829,45 @@ func GetPackageExports(ctx context.Context, wrapped func(PackageExport), searchP
 	return getCandidatePkgs(ctx, callback, filename, filePkg, env)
 }
 
-var requiredGoEnvVars = []string{"GO111MODULE", "GOFLAGS", "GOINSECURE", "GOMOD", "GOMODCACHE", "GONOPROXY", "GONOSUMDB", "GOPATH", "GOPROXY", "GOROOT", "GOSUMDB", "GOWORK"}
+// TODO(rfindley): we should depend on GOOS and GOARCH, to provide accurate
+// imports when doing cross-platform development.
+var requiredGoEnvVars = []string{
+	"GO111MODULE",
+	"GOFLAGS",
+	"GOINSECURE",
+	"GOMOD",
+	"GOMODCACHE",
+	"GONOPROXY",
+	"GONOSUMDB",
+	"GOPATH",
+	"GOPROXY",
+	"GOROOT",
+	"GOSUMDB",
+	"GOWORK",
+}
 
 // ProcessEnv contains environment variables and settings that affect the use of
 // the go command, the go/build package, etc.
+//
+// ...a ProcessEnv *also* overwrites its Env along with derived state in the
+// form of the resolver. And because it is lazily initialized, an env may just
+// be broken and unusable, but there is no way for the caller to detect that:
+// all queries will just fail.
+//
+// TODO(rfindley): refactor this package so that this type (perhaps renamed to
+// just Env or Config) is an immutable configuration struct, to be exchanged
+// for an initialized object via a constructor that returns an error. Perhaps
+// the signature should be `func NewResolver(*Env) (*Resolver, error)`, where
+// resolver is a concrete type used for resolving imports. Via this
+// refactoring, we can avoid the need to call ProcessEnv.init and
+// ProcessEnv.GoEnv everywhere, and implicitly fix all the places where this
+// these are misused. Also, we'd delegate the caller the decision of how to
+// handle a broken environment.
 type ProcessEnv struct {
 	GocmdRunner *gocommand.Runner
 
 	BuildFlags []string
 	ModFlag    string
-	ModFile    string
 
 	// SkipPathInScan returns true if the path should be skipped from scans of
 	// the RootCurrentModule root type. The function argument is a clean,
@@ -846,7 +877,7 @@ type ProcessEnv struct {
 	// Env overrides the OS environment, and can be used to specify
 	// GOPROXY, GO111MODULE, etc. PATH cannot be set here, because
 	// exec.Command will not honor it.
-	// Specifying all of RequiredGoEnvVars avoids a call to `go env`.
+	// Specifying all of requiredGoEnvVars avoids a call to `go env`.
 	Env map[string]string
 
 	WorkingDir string
@@ -854,9 +885,17 @@ type ProcessEnv struct {
 	// If Logf is non-nil, debug logging is enabled through this function.
 	Logf func(format string, args ...interface{})
 
-	initialized bool
+	// If set, ModCache holds a shared cache of directory info to use across
+	// multiple ProcessEnvs.
+	ModCache *DirInfoCache
 
-	resolver Resolver
+	initialized bool // see TODO above
+
+	// resolver and resolverErr are lazily evaluated (see GetResolver).
+	// This is unclean, but see the big TODO in the docstring for ProcessEnv
+	// above: for now, we can't be sure that the ProcessEnv is fully initialized.
+	resolver    Resolver
+	resolverErr error
 }
 
 func (e *ProcessEnv) goEnv() (map[string]string, error) {
@@ -936,20 +975,31 @@ func (e *ProcessEnv) env() []string {
 }
 
 func (e *ProcessEnv) GetResolver() (Resolver, error) {
-	if e.resolver != nil {
-		return e.resolver, nil
-	}
 	if err := e.init(); err != nil {
 		return nil, err
 	}
-	if len(e.Env["GOMOD"]) == 0 && len(e.Env["GOWORK"]) == 0 {
-		e.resolver = newGopathResolver(e)
-		return e.resolver, nil
+
+	if e.resolver == nil && e.resolverErr == nil {
+		// TODO(rfindley): we should only use a gopathResolver here if the working
+		// directory is actually *in* GOPATH. (I seem to recall an open gopls issue
+		// for this behavior, but I can't find it).
+		//
+		// For gopls, we can optionally explicitly choose a resolver type, since we
+		// already know the view type.
+		if len(e.Env["GOMOD"]) == 0 && len(e.Env["GOWORK"]) == 0 {
+			e.resolver = newGopathResolver(e)
+		} else {
+			e.resolver, e.resolverErr = newModuleResolver(e, e.ModCache)
+		}
 	}
-	e.resolver = newModuleResolver(e)
-	return e.resolver, nil
+
+	return e.resolver, e.resolverErr
 }
 
+// buildContext returns the build.Context to use for matching files.
+//
+// TODO(rfindley): support dynamic GOOS, GOARCH here, when doing cross-platform
+// development.
 func (e *ProcessEnv) buildContext() (*build.Context, error) {
 	ctx := build.Default
 	goenv, err := e.goEnv()
@@ -1029,15 +1079,23 @@ func addStdlibCandidates(pass *pass, refs references) error {
 type Resolver interface {
 	// loadPackageNames loads the package names in importPaths.
 	loadPackageNames(importPaths []string, srcDir string) (map[string]string, error)
+
 	// scan works with callback to search for packages. See scanCallback for details.
 	scan(ctx context.Context, callback *scanCallback) error
+
 	// loadExports returns the set of exported symbols in the package at dir.
 	// loadExports may be called concurrently.
 	loadExports(ctx context.Context, pkg *pkg, includeTest bool) (string, []string, error)
+
 	// scoreImportPath returns the relevance for an import path.
 	scoreImportPath(ctx context.Context, path string) float64
 
-	ClearForNewScan()
+	// ClearForNewScan returns a new Resolver based on the receiver that has
+	// cleared its internal caches of directory contents.
+	//
+	// The new resolver should be primed and then set via
+	// [ProcessEnv.UpdateResolver].
+	ClearForNewScan() Resolver
 }
 
 // A scanCallback controls a call to scan and receives its results.
@@ -1120,7 +1178,7 @@ func addExternalCandidates(ctx context.Context, pass *pass, refs references, fil
 		go func(pkgName string, symbols map[string]bool) {
 			defer wg.Done()
 
-			found, err := findImport(ctx, pass, found[pkgName], pkgName, symbols, filename)
+			found, err := findImport(ctx, pass, found[pkgName], pkgName, symbols)
 
 			if err != nil {
 				firstErrOnce.Do(func() {
@@ -1151,6 +1209,17 @@ func addExternalCandidates(ctx context.Context, pass *pass, refs references, fil
 	}()
 
 	for result := range results {
+		// Don't offer completions that would shadow predeclared
+		// names, such as github.com/coreos/etcd/error.
+		if types.Universe.Lookup(result.pkg.name) != nil { // predeclared
+			// Ideally we would skip this candidate only
+			// if the predeclared name is actually
+			// referenced by the file, but that's a lot
+			// trickier to compute and would still create
+			// an import that is likely to surprise the
+			// user before long.
+			continue
+		}
 		pass.addCandidate(result.imp, result.pkg)
 	}
 	return firstErr
@@ -1193,31 +1262,22 @@ func ImportPathToAssumedName(importPath string) string {
 type gopathResolver struct {
 	env      *ProcessEnv
 	walked   bool
-	cache    *dirInfoCache
+	cache    *DirInfoCache
 	scanSema chan struct{} // scanSema prevents concurrent scans.
 }
 
 func newGopathResolver(env *ProcessEnv) *gopathResolver {
 	r := &gopathResolver{
-		env: env,
-		cache: &dirInfoCache{
-			dirs:      map[string]*directoryPackageInfo{},
-			listeners: map[*int]cacheListener{},
-		},
+		env:      env,
+		cache:    NewDirInfoCache(),
 		scanSema: make(chan struct{}, 1),
 	}
 	r.scanSema <- struct{}{}
 	return r
 }
 
-func (r *gopathResolver) ClearForNewScan() {
-	<-r.scanSema
-	r.cache = &dirInfoCache{
-		dirs:      map[string]*directoryPackageInfo{},
-		listeners: map[*int]cacheListener{},
-	}
-	r.walked = false
-	r.scanSema <- struct{}{}
+func (r *gopathResolver) ClearForNewScan() Resolver {
+	return newGopathResolver(r.env)
 }
 
 func (r *gopathResolver) loadPackageNames(importPaths []string, srcDir string) (map[string]string, error) {
@@ -1538,7 +1598,7 @@ func loadExportsFromFiles(ctx context.Context, env *ProcessEnv, dir string, incl
 
 // findImport searches for a package with the given symbols.
 // If no package is found, findImport returns ("", false, nil)
-func findImport(ctx context.Context, pass *pass, candidates []pkgDistance, pkgName string, symbols map[string]bool, filename string) (*pkg, error) {
+func findImport(ctx context.Context, pass *pass, candidates []pkgDistance, pkgName string, symbols map[string]bool) (*pkg, error) {
 	// Sort the candidates by their import package length,
 	// assuming that shorter package names are better than long
 	// ones.  Note that this sorts by the de-vendored name, so

vendor/golang.org/x/tools/internal/imports/imports.go

@@ -236,7 +236,7 @@ func parse(fset *token.FileSet, filename string, src []byte, opt *Options) (*ast
 			src = src[:len(src)-len("}\n")]
 			// Gofmt has also indented the function body one level.
 			// Remove that indent.
-			src = bytes.Replace(src, []byte("\n\t"), []byte("\n"), -1)
+			src = bytes.ReplaceAll(src, []byte("\n\t"), []byte("\n"))
 			return matchSpace(orig, src)
 		}
 		return file, adjust, nil

vendor/golang.org/x/tools/internal/imports/mod.go

@@ -23,49 +23,88 @@ import (
 	"golang.org/x/tools/internal/gopathwalk"
 )
 
-// ModuleResolver implements resolver for modules using the go command as little
-// as feasible.
+// Notes(rfindley): ModuleResolver appears to be heavily optimized for scanning
+// as fast as possible, which is desirable for a call to goimports from the
+// command line, but it doesn't work as well for gopls, where it suffers from
+// slow startup (golang/go#44863) and intermittent hanging (golang/go#59216),
+// both caused by populating the cache, albeit in slightly different ways.
+//
+// A high level list of TODOs:
+//  - Optimize the scan itself, as there is some redundancy statting and
+//    reading go.mod files.
+//  - Invert the relationship between ProcessEnv and Resolver (see the
+//    docstring of ProcessEnv).
+//  - Make it easier to use an external resolver implementation.
+//
+// Smaller TODOs are annotated in the code below.
+
+// ModuleResolver implements the Resolver interface for a workspace using
+// modules.
+//
+// A goal of the ModuleResolver is to invoke the Go command as little as
+// possible. To this end, it runs the Go command only for listing module
+// information (i.e. `go list -m -e -json ...`). Package scanning, the process
+// of loading package information for the modules, is implemented internally
+// via the scan method.
+//
+// It has two types of state: the state derived from the go command, which
+// is populated by init, and the state derived from scans, which is populated
+// via scan. A root is considered scanned if it has been walked to discover
+// directories. However, if the scan did not require additional information
+// from the directory (such as package name or exports), the directory
+// information itself may be partially populated. It will be lazily filled in
+// as needed by scans, using the scanCallback.
 type ModuleResolver struct {
-	env            *ProcessEnv
-	moduleCacheDir string
-	dummyVendorMod *gocommand.ModuleJSON // If vendoring is enabled, the pseudo-module that represents the /vendor directory.
-	roots          []gopathwalk.Root
-	scanSema       chan struct{} // scanSema prevents concurrent scans and guards scannedRoots.
-	scannedRoots   map[gopathwalk.Root]bool
+	env *ProcessEnv
 
-	initialized   bool
-	mains         []*gocommand.ModuleJSON
-	mainByDir     map[string]*gocommand.ModuleJSON
-	modsByModPath []*gocommand.ModuleJSON // All modules, ordered by # of path components in module Path...
-	modsByDir     []*gocommand.ModuleJSON // ...or number of path components in their Dir.
+	// Module state, populated during construction
+	dummyVendorMod *gocommand.ModuleJSON            // if vendoring is enabled, a pseudo-module to represent the /vendor directory
+	moduleCacheDir string                           // GOMODCACHE, inferred from GOPATH if unset
+	roots          []gopathwalk.Root                // roots to scan, in approximate order of importance
+	mains          []*gocommand.ModuleJSON          // main modules
+	mainByDir      map[string]*gocommand.ModuleJSON // module information by dir, to join with roots
+	modsByModPath  []*gocommand.ModuleJSON          // all modules, ordered by # of path components in their module path
+	modsByDir      []*gocommand.ModuleJSON          // ...or by the number of path components in their Dir.
 
-	// moduleCacheCache stores information about the module cache.
-	moduleCacheCache *dirInfoCache
-	otherCache       *dirInfoCache
+	// Scanning state, populated by scan
+
+	// scanSema prevents concurrent scans, and guards scannedRoots and the cache
+	// fields below (though the caches themselves are concurrency safe).
+	// Receive to acquire, send to release.
+	scanSema     chan struct{}
+	scannedRoots map[gopathwalk.Root]bool // if true, root has been walked
+
+	// Caches of directory info, populated by scans and scan callbacks
+	//
+	// moduleCacheCache stores cached information about roots in the module
+	// cache, which are immutable and therefore do not need to be invalidated.
+	//
+	// otherCache stores information about all other roots (even GOROOT), which
+	// may change.
+	moduleCacheCache *DirInfoCache
+	otherCache       *DirInfoCache
 }
 
-func newModuleResolver(e *ProcessEnv) *ModuleResolver {
+// newModuleResolver returns a new module-aware goimports resolver.
+//
+// Note: use caution when modifying this constructor: changes must also be
+// reflected in ModuleResolver.ClearForNewScan.
+func newModuleResolver(e *ProcessEnv, moduleCacheCache *DirInfoCache) (*ModuleResolver, error) {
 	r := &ModuleResolver{
 		env:      e,
 		scanSema: make(chan struct{}, 1),
 	}
-	r.scanSema <- struct{}{}
-	return r
-}
-
-func (r *ModuleResolver) init() error {
-	if r.initialized {
-		return nil
-	}
+	r.scanSema <- struct{}{} // release
 
 	goenv, err := r.env.goEnv()
 	if err != nil {
-		return err
+		return nil, err
 	}
+
+	// TODO(rfindley): can we refactor to share logic with r.env.invokeGo?
 	inv := gocommand.Invocation{
 		BuildFlags: r.env.BuildFlags,
 		ModFlag:    r.env.ModFlag,
-		ModFile:    r.env.ModFile,
 		Env:        r.env.env(),
 		Logf:       r.env.Logf,
 		WorkingDir: r.env.WorkingDir,
@@ -77,9 +116,12 @@ func (r *ModuleResolver) init() error {
 	// Module vendor directories are ignored in workspace mode:
 	// https://go.googlesource.com/proposal/+/master/design/45713-workspace.md
 	if len(r.env.Env["GOWORK"]) == 0 {
+		// TODO(rfindley): VendorEnabled runs the go command to get GOFLAGS, but
+		// they should be available from the ProcessEnv. Can we avoid the redundant
+		// invocation?
 		vendorEnabled, mainModVendor, err = gocommand.VendorEnabled(context.TODO(), inv, r.env.GocmdRunner)
 		if err != nil {
-			return err
+			return nil, err
 		}
 	}
 
@@ -100,19 +142,14 @@ func (r *ModuleResolver) init() error {
 		// GO111MODULE=on. Other errors are fatal.
 		if err != nil {
 			if errMsg := err.Error(); !strings.Contains(errMsg, "working directory is not part of a module") && !strings.Contains(errMsg, "go.mod file not found") {
-				return err
+				return nil, err
 			}
 		}
 	}
 
-	if gmc := r.env.Env["GOMODCACHE"]; gmc != "" {
-		r.moduleCacheDir = gmc
-	} else {
-		gopaths := filepath.SplitList(goenv["GOPATH"])
-		if len(gopaths) == 0 {
-			return fmt.Errorf("empty GOPATH")
-		}
-		r.moduleCacheDir = filepath.Join(gopaths[0], "/pkg/mod")
+	r.moduleCacheDir = gomodcacheForEnv(goenv)
+	if r.moduleCacheDir == "" {
+		return nil, fmt.Errorf("cannot resolve GOMODCACHE")
 	}
 
 	sort.Slice(r.modsByModPath, func(i, j int) bool {
@@ -141,7 +178,11 @@ func (r *ModuleResolver) init() error {
 	} else {
 		addDep := func(mod *gocommand.ModuleJSON) {
 			if mod.Replace == nil {
-				// This is redundant with the cache, but we'll skip it cheaply enough.
+				// This is redundant with the cache, but we'll skip it cheaply enough
+				// when we encounter it in the module cache scan.
+				//
+				// Including it at a lower index in r.roots than the module cache dir
+				// helps prioritize matches from within existing dependencies.
 				r.roots = append(r.roots, gopathwalk.Root{Path: mod.Dir, Type: gopathwalk.RootModuleCache})
 			} else {
 				r.roots = append(r.roots, gopathwalk.Root{Path: mod.Dir, Type: gopathwalk.RootOther})
@@ -158,24 +199,40 @@ func (r *ModuleResolver) init() error {
 				addDep(mod)
 			}
 		}
+		// If provided, share the moduleCacheCache.
+		//
+		// TODO(rfindley): The module cache is immutable. However, the loaded
+		// exports do depend on GOOS and GOARCH. Fortunately, the
+		// ProcessEnv.buildContext does not adjust these from build.DefaultContext
+		// (even though it should). So for now, this is OK to share, but we need to
+		// add logic for handling GOOS/GOARCH.
+		r.moduleCacheCache = moduleCacheCache
 		r.roots = append(r.roots, gopathwalk.Root{Path: r.moduleCacheDir, Type: gopathwalk.RootModuleCache})
 	}
 
 	r.scannedRoots = map[gopathwalk.Root]bool{}
 	if r.moduleCacheCache == nil {
-		r.moduleCacheCache = &dirInfoCache{
-			dirs:      map[string]*directoryPackageInfo{},
-			listeners: map[*int]cacheListener{},
-		}
+		r.moduleCacheCache = NewDirInfoCache()
 	}
-	if r.otherCache == nil {
-		r.otherCache = &dirInfoCache{
-			dirs:      map[string]*directoryPackageInfo{},
-			listeners: map[*int]cacheListener{},
-		}
+	r.otherCache = NewDirInfoCache()
+	return r, nil
+}
+
+// gomodcacheForEnv returns the GOMODCACHE value to use based on the given env
+// map, which must have GOMODCACHE and GOPATH populated.
+//
+// TODO(rfindley): this is defensive refactoring.
+//  1. Is this even relevant anymore? Can't we just read GOMODCACHE.
+//  2. Use this to separate module cache scanning from other scanning.
+func gomodcacheForEnv(goenv map[string]string) string {
+	if gmc := goenv["GOMODCACHE"]; gmc != "" {
+		return gmc
 	}
-	r.initialized = true
-	return nil
+	gopaths := filepath.SplitList(goenv["GOPATH"])
+	if len(gopaths) == 0 {
+		return ""
+	}
+	return filepath.Join(gopaths[0], "/pkg/mod")
 }
 
 func (r *ModuleResolver) initAllMods() error {
@@ -206,30 +263,82 @@ func (r *ModuleResolver) initAllMods() error {
 	return nil
 }
 
-func (r *ModuleResolver) ClearForNewScan() {
-	<-r.scanSema
-	r.scannedRoots = map[gopathwalk.Root]bool{}
-	r.otherCache = &dirInfoCache{
-		dirs:      map[string]*directoryPackageInfo{},
-		listeners: map[*int]cacheListener{},
-	}
-	r.scanSema <- struct{}{}
-}
+// ClearForNewScan invalidates the last scan.
+//
+// It preserves the set of roots, but forgets about the set of directories.
+// Though it forgets the set of module cache directories, it remembers their
+// contents, since they are assumed to be immutable.
+func (r *ModuleResolver) ClearForNewScan() Resolver {
+	<-r.scanSema // acquire r, to guard scannedRoots
+	r2 := &ModuleResolver{
+		env:            r.env,
+		dummyVendorMod: r.dummyVendorMod,
+		moduleCacheDir: r.moduleCacheDir,
+		roots:          r.roots,
+		mains:          r.mains,
+		mainByDir:      r.mainByDir,
+		modsByModPath:  r.modsByModPath,
 
-func (r *ModuleResolver) ClearForNewMod() {
-	<-r.scanSema
-	*r = ModuleResolver{
-		env:              r.env,
+		scanSema:         make(chan struct{}, 1),
+		scannedRoots:     make(map[gopathwalk.Root]bool),
+		otherCache:       NewDirInfoCache(),
 		moduleCacheCache: r.moduleCacheCache,
-		otherCache:       r.otherCache,
-		scanSema:         r.scanSema,
 	}
-	r.init()
-	r.scanSema <- struct{}{}
+	r2.scanSema <- struct{}{} // r2 must start released
+	// Invalidate root scans. We don't need to invalidate module cache roots,
+	// because they are immutable.
+	// (We don't support a use case where GOMODCACHE is cleaned in the middle of
+	// e.g. a gopls session: the user must restart gopls to get accurate
+	// imports.)
+	//
+	// Scanning for new directories in GOMODCACHE should be handled elsewhere,
+	// via a call to ScanModuleCache.
+	for _, root := range r.roots {
+		if root.Type == gopathwalk.RootModuleCache && r.scannedRoots[root] {
+			r2.scannedRoots[root] = true
+		}
+	}
+	r.scanSema <- struct{}{} // release r
+	return r2
 }
 
-// findPackage returns the module and directory that contains the package at
-// the given import path, or returns nil, "" if no module is in scope.
+// ClearModuleInfo invalidates resolver state that depends on go.mod file
+// contents (essentially, the output of go list -m -json ...).
+//
+// Notably, it does not forget directory contents, which are reset
+// asynchronously via ClearForNewScan.
+//
+// If the ProcessEnv is a GOPATH environment, ClearModuleInfo is a no op.
+//
+// TODO(rfindley): move this to a new env.go, consolidating ProcessEnv methods.
+func (e *ProcessEnv) ClearModuleInfo() {
+	if r, ok := e.resolver.(*ModuleResolver); ok {
+		resolver, resolverErr := newModuleResolver(e, e.ModCache)
+		if resolverErr == nil {
+			<-r.scanSema // acquire (guards caches)
+			resolver.moduleCacheCache = r.moduleCacheCache
+			resolver.otherCache = r.otherCache
+			r.scanSema <- struct{}{} // release
+		}
+		e.resolver = resolver
+		e.resolverErr = resolverErr
+	}
+}
+
+// UpdateResolver sets the resolver for the ProcessEnv to use in imports
+// operations. Only for use with the result of [Resolver.ClearForNewScan].
+//
+// TODO(rfindley): this awkward API is a result of the (arguably) inverted
+// relationship between configuration and state described in the doc comment
+// for [ProcessEnv].
+func (e *ProcessEnv) UpdateResolver(r Resolver) {
+	e.resolver = r
+	e.resolverErr = nil
+}
+
+// findPackage returns the module and directory from within the main modules
+// and their dependencies that contains the package at the given import path,
+// or returns nil, "" if no module is in scope.
 func (r *ModuleResolver) findPackage(importPath string) (*gocommand.ModuleJSON, string) {
 	// This can't find packages in the stdlib, but that's harmless for all
 	// the existing code paths.
@@ -295,10 +404,6 @@ func (r *ModuleResolver) cacheStore(info directoryPackageInfo) {
 	}
 }
 
-func (r *ModuleResolver) cacheKeys() []string {
-	return append(r.moduleCacheCache.Keys(), r.otherCache.Keys()...)
-}
-
 // cachePackageName caches the package name for a dir already in the cache.
 func (r *ModuleResolver) cachePackageName(info directoryPackageInfo) (string, error) {
 	if info.rootType == gopathwalk.RootModuleCache {
@@ -367,15 +472,15 @@ func (r *ModuleResolver) dirIsNestedModule(dir string, mod *gocommand.ModuleJSON
 	return modDir != mod.Dir
 }
 
-func (r *ModuleResolver) modInfo(dir string) (modDir string, modName string) {
-	readModName := func(modFile string) string {
-		modBytes, err := os.ReadFile(modFile)
-		if err != nil {
-			return ""
-		}
-		return modulePath(modBytes)
+func readModName(modFile string) string {
+	modBytes, err := os.ReadFile(modFile)
+	if err != nil {
+		return ""
 	}
+	return modulePath(modBytes)
+}
 
+func (r *ModuleResolver) modInfo(dir string) (modDir, modName string) {
 	if r.dirInModuleCache(dir) {
 		if matches := modCacheRegexp.FindStringSubmatch(dir); len(matches) == 3 {
 			index := strings.Index(dir, matches[1]+"@"+matches[2])
@@ -409,11 +514,9 @@ func (r *ModuleResolver) dirInModuleCache(dir string) bool {
 }
 
 func (r *ModuleResolver) loadPackageNames(importPaths []string, srcDir string) (map[string]string, error) {
-	if err := r.init(); err != nil {
-		return nil, err
-	}
 	names := map[string]string{}
 	for _, path := range importPaths {
+		// TODO(rfindley): shouldn't this use the dirInfoCache?
 		_, packageDir := r.findPackage(path)
 		if packageDir == "" {
 			continue
@@ -431,10 +534,6 @@ func (r *ModuleResolver) scan(ctx context.Context, callback *scanCallback) error
 	ctx, done := event.Start(ctx, "imports.ModuleResolver.scan")
 	defer done()
 
-	if err := r.init(); err != nil {
-		return err
-	}
-
 	processDir := func(info directoryPackageInfo) {
 		// Skip this directory if we were not able to get the package information successfully.
 		if scanned, err := info.reachedStatus(directoryScanned); !scanned || err != nil {
@@ -444,18 +543,18 @@ func (r *ModuleResolver) scan(ctx context.Context, callback *scanCallback) error
 		if err != nil {
 			return
 		}
-
 		if !callback.dirFound(pkg) {
 			return
 		}
+
 		pkg.packageName, err = r.cachePackageName(info)
 		if err != nil {
 			return
 		}
-
 		if !callback.packageNameLoaded(pkg) {
 			return
 		}
+
 		_, exports, err := r.loadExports(ctx, pkg, false)
 		if err != nil {
 			return
@@ -494,7 +593,6 @@ func (r *ModuleResolver) scan(ctx context.Context, callback *scanCallback) error
 		return packageScanned
 	}
 
-	// Add anything new to the cache, and process it if we're still listening.
 	add := func(root gopathwalk.Root, dir string) {
 		r.cacheStore(r.scanDirForPackage(root, dir))
 	}
@@ -509,9 +607,9 @@ func (r *ModuleResolver) scan(ctx context.Context, callback *scanCallback) error
 		select {
 		case <-ctx.Done():
 			return
-		case <-r.scanSema:
+		case <-r.scanSema: // acquire
 		}
-		defer func() { r.scanSema <- struct{}{} }()
+		defer func() { r.scanSema <- struct{}{} }() // release
 		// We have the lock on r.scannedRoots, and no other scans can run.
 		for _, root := range roots {
 			if ctx.Err() != nil {
@@ -613,9 +711,6 @@ func (r *ModuleResolver) canonicalize(info directoryPackageInfo) (*pkg, error) {
 }
 
 func (r *ModuleResolver) loadExports(ctx context.Context, pkg *pkg, includeTest bool) (string, []string, error) {
-	if err := r.init(); err != nil {
-		return "", nil, err
-	}
 	if info, ok := r.cacheLoad(pkg.dir); ok && !includeTest {
 		return r.cacheExports(ctx, r.env, info)
 	}

vendor/golang.org/x/tools/internal/imports/mod_cache.go

@@ -7,8 +7,12 @@ package imports
 import (
 	"context"
 	"fmt"
+	"path"
+	"path/filepath"
+	"strings"
 	"sync"
 
+	"golang.org/x/mod/module"
 	"golang.org/x/tools/internal/gopathwalk"
 )
 
@@ -39,6 +43,8 @@ const (
 	exportsLoaded
 )
 
+// directoryPackageInfo holds (possibly incomplete) information about packages
+// contained in a given directory.
 type directoryPackageInfo struct {
 	// status indicates the extent to which this struct has been filled in.
 	status directoryPackageStatus
@@ -63,7 +69,10 @@ type directoryPackageInfo struct {
 	packageName string // the package name, as declared in the source.
 
 	// Set when status >= exportsLoaded.
-
+	// TODO(rfindley): it's hard to see this, but exports depend implicitly on
+	// the default build context GOOS and GOARCH.
+	//
+	// We can make this explicit, and key exports by GOOS, GOARCH.
 	exports []string
 }
 
@@ -79,7 +88,7 @@ func (info *directoryPackageInfo) reachedStatus(target directoryPackageStatus) (
 	return true, nil
 }
 
-// dirInfoCache is a concurrency safe map for storing information about
+// DirInfoCache is a concurrency-safe map for storing information about
 // directories that may contain packages.
 //
 // The information in this cache is built incrementally. Entries are initialized in scan.
@@ -92,21 +101,26 @@ func (info *directoryPackageInfo) reachedStatus(target directoryPackageStatus) (
 // The information in the cache is not expected to change for the cache's
 // lifetime, so there is no protection against competing writes. Users should
 // take care not to hold the cache across changes to the underlying files.
-//
-// TODO(suzmue): consider other concurrency strategies and data structures (RWLocks, sync.Map, etc)
-type dirInfoCache struct {
+type DirInfoCache struct {
 	mu sync.Mutex
 	// dirs stores information about packages in directories, keyed by absolute path.
 	dirs      map[string]*directoryPackageInfo
 	listeners map[*int]cacheListener
 }
 
+func NewDirInfoCache() *DirInfoCache {
+	return &DirInfoCache{
+		dirs:      make(map[string]*directoryPackageInfo),
+		listeners: make(map[*int]cacheListener),
+	}
+}
+
 type cacheListener func(directoryPackageInfo)
 
 // ScanAndListen calls listener on all the items in the cache, and on anything
 // newly added. The returned stop function waits for all in-flight callbacks to
 // finish and blocks new ones.
-func (d *dirInfoCache) ScanAndListen(ctx context.Context, listener cacheListener) func() {
+func (d *DirInfoCache) ScanAndListen(ctx context.Context, listener cacheListener) func() {
 	ctx, cancel := context.WithCancel(ctx)
 
 	// Flushing out all the callbacks is tricky without knowing how many there
@@ -162,8 +176,10 @@ func (d *dirInfoCache) ScanAndListen(ctx context.Context, listener cacheListener
 }
 
 // Store stores the package info for dir.
-func (d *dirInfoCache) Store(dir string, info directoryPackageInfo) {
+func (d *DirInfoCache) Store(dir string, info directoryPackageInfo) {
 	d.mu.Lock()
+	// TODO(rfindley, golang/go#59216): should we overwrite an existing entry?
+	// That seems incorrect as the cache should be idempotent.
 	_, old := d.dirs[dir]
 	d.dirs[dir] = &info
 	var listeners []cacheListener
@@ -180,7 +196,7 @@ func (d *dirInfoCache) Store(dir string, info directoryPackageInfo) {
 }
 
 // Load returns a copy of the directoryPackageInfo for absolute directory dir.
-func (d *dirInfoCache) Load(dir string) (directoryPackageInfo, bool) {
+func (d *DirInfoCache) Load(dir string) (directoryPackageInfo, bool) {
 	d.mu.Lock()
 	defer d.mu.Unlock()
 	info, ok := d.dirs[dir]
@@ -191,7 +207,7 @@ func (d *dirInfoCache) Load(dir string) (directoryPackageInfo, bool) {
 }
 
 // Keys returns the keys currently present in d.
-func (d *dirInfoCache) Keys() (keys []string) {
+func (d *DirInfoCache) Keys() (keys []string) {
 	d.mu.Lock()
 	defer d.mu.Unlock()
 	for key := range d.dirs {
@@ -200,7 +216,7 @@ func (d *dirInfoCache) Keys() (keys []string) {
 	return keys
 }
 
-func (d *dirInfoCache) CachePackageName(info directoryPackageInfo) (string, error) {
+func (d *DirInfoCache) CachePackageName(info directoryPackageInfo) (string, error) {
 	if loaded, err := info.reachedStatus(nameLoaded); loaded {
 		return info.packageName, err
 	}
@@ -213,7 +229,7 @@ func (d *dirInfoCache) CachePackageName(info directoryPackageInfo) (string, erro
 	return info.packageName, info.err
 }
 
-func (d *dirInfoCache) CacheExports(ctx context.Context, env *ProcessEnv, info directoryPackageInfo) (string, []string, error) {
+func (d *DirInfoCache) CacheExports(ctx context.Context, env *ProcessEnv, info directoryPackageInfo) (string, []string, error) {
 	if reached, _ := info.reachedStatus(exportsLoaded); reached {
 		return info.packageName, info.exports, info.err
 	}
@@ -234,3 +250,81 @@ func (d *dirInfoCache) CacheExports(ctx context.Context, env *ProcessEnv, info d
 	d.Store(info.dir, info)
 	return info.packageName, info.exports, info.err
 }
+
+// ScanModuleCache walks the given directory, which must be a GOMODCACHE value,
+// for directory package information, storing the results in cache.
+func ScanModuleCache(dir string, cache *DirInfoCache, logf func(string, ...any)) {
+	// Note(rfindley): it's hard to see, but this function attempts to implement
+	// just the side effects on cache of calling PrimeCache with a ProcessEnv
+	// that has the given dir as its GOMODCACHE.
+	//
+	// Teasing out the control flow, we see that we can avoid any handling of
+	// vendor/ and can infer module info entirely from the path, simplifying the
+	// logic here.
+
+	root := gopathwalk.Root{
+		Path: filepath.Clean(dir),
+		Type: gopathwalk.RootModuleCache,
+	}
+
+	directoryInfo := func(root gopathwalk.Root, dir string) directoryPackageInfo {
+		// This is a copy of ModuleResolver.scanDirForPackage, trimmed down to
+		// logic that applies to a module cache directory.
+
+		subdir := ""
+		if dir != root.Path {
+			subdir = dir[len(root.Path)+len("/"):]
+		}
+
+		matches := modCacheRegexp.FindStringSubmatch(subdir)
+		if len(matches) == 0 {
+			return directoryPackageInfo{
+				status: directoryScanned,
+				err:    fmt.Errorf("invalid module cache path: %v", subdir),
+			}
+		}
+		modPath, err := module.UnescapePath(filepath.ToSlash(matches[1]))
+		if err != nil {
+			if logf != nil {
+				logf("decoding module cache path %q: %v", subdir, err)
+			}
+			return directoryPackageInfo{
+				status: directoryScanned,
+				err:    fmt.Errorf("decoding module cache path %q: %v", subdir, err),
+			}
+		}
+		importPath := path.Join(modPath, filepath.ToSlash(matches[3]))
+		index := strings.Index(dir, matches[1]+"@"+matches[2])
+		modDir := filepath.Join(dir[:index], matches[1]+"@"+matches[2])
+		modName := readModName(filepath.Join(modDir, "go.mod"))
+		return directoryPackageInfo{
+			status:                 directoryScanned,
+			dir:                    dir,
+			rootType:               root.Type,
+			nonCanonicalImportPath: importPath,
+			moduleDir:              modDir,
+			moduleName:             modName,
+		}
+	}
+
+	add := func(root gopathwalk.Root, dir string) {
+		info := directoryInfo(root, dir)
+		cache.Store(info.dir, info)
+	}
+
+	skip := func(_ gopathwalk.Root, dir string) bool {
+		// Skip directories that have already been scanned.
+		//
+		// Note that gopathwalk only adds "package" directories, which must contain
+		// a .go file, and all such package directories in the module cache are
+		// immutable. So if we can load a dir, it can be skipped.
+		info, ok := cache.Load(dir)
+		if !ok {
+			return false
+		}
+		packageScanned, _ := info.reachedStatus(directoryScanned)
+		return packageScanned
+	}
+
+	gopathwalk.WalkSkip([]gopathwalk.Root{root}, add, skip, gopathwalk.Options{Logf: logf, ModulesEnabled: true})
+}

vendor/golang.org/x/tools/internal/imports/zstdlib.go

@@ -151,6 +151,7 @@ var stdlib = map[string][]string{
 	"cmp": {
 		"Compare",
 		"Less",
+		"Or",
 		"Ordered",
 	},
 	"compress/bzip2": {
@@ -632,6 +633,8 @@ var stdlib = map[string][]string{
 		"NameMismatch",
 		"NewCertPool",
 		"NotAuthorizedToSign",
+		"OID",
+		"OIDFromInts",
 		"PEMCipher",
 		"PEMCipher3DES",
 		"PEMCipherAES128",
@@ -706,6 +709,7 @@ var stdlib = map[string][]string{
 		"LevelWriteCommitted",
 		"Named",
 		"NamedArg",
+		"Null",
 		"NullBool",
 		"NullByte",
 		"NullFloat64",
@@ -1921,6 +1925,7 @@ var stdlib = map[string][]string{
 		"R_LARCH_32",
 		"R_LARCH_32_PCREL",
 		"R_LARCH_64",
+		"R_LARCH_64_PCREL",
 		"R_LARCH_ABS64_HI12",
 		"R_LARCH_ABS64_LO20",
 		"R_LARCH_ABS_HI20",
@@ -1928,12 +1933,17 @@ var stdlib = map[string][]string{
 		"R_LARCH_ADD16",
 		"R_LARCH_ADD24",
 		"R_LARCH_ADD32",
+		"R_LARCH_ADD6",
 		"R_LARCH_ADD64",
 		"R_LARCH_ADD8",
+		"R_LARCH_ADD_ULEB128",
+		"R_LARCH_ALIGN",
 		"R_LARCH_B16",
 		"R_LARCH_B21",
 		"R_LARCH_B26",
+		"R_LARCH_CFA",
 		"R_LARCH_COPY",
+		"R_LARCH_DELETE",
 		"R_LARCH_GNU_VTENTRY",
 		"R_LARCH_GNU_VTINHERIT",
 		"R_LARCH_GOT64_HI12",
@@ -1953,6 +1963,7 @@ var stdlib = map[string][]string{
 		"R_LARCH_PCALA64_LO20",
 		"R_LARCH_PCALA_HI20",
 		"R_LARCH_PCALA_LO12",
+		"R_LARCH_PCREL20_S2",
 		"R_LARCH_RELATIVE",
 		"R_LARCH_RELAX",
 		"R_LARCH_SOP_ADD",
@@ -1983,8 +1994,10 @@ var stdlib = map[string][]string{
 		"R_LARCH_SUB16",
 		"R_LARCH_SUB24",
 		"R_LARCH_SUB32",
+		"R_LARCH_SUB6",
 		"R_LARCH_SUB64",
 		"R_LARCH_SUB8",
+		"R_LARCH_SUB_ULEB128",
 		"R_LARCH_TLS_DTPMOD32",
 		"R_LARCH_TLS_DTPMOD64",
 		"R_LARCH_TLS_DTPREL32",
@@ -2035,6 +2048,7 @@ var stdlib = map[string][]string{
 		"R_MIPS_LO16",
 		"R_MIPS_NONE",
 		"R_MIPS_PC16",
+		"R_MIPS_PC32",
 		"R_MIPS_PJUMP",
 		"R_MIPS_REL16",
 		"R_MIPS_REL32",
@@ -2952,6 +2966,8 @@ var stdlib = map[string][]string{
 		"RegisterName",
 	},
 	"encoding/hex": {
+		"AppendDecode",
+		"AppendEncode",
 		"Decode",
 		"DecodeString",
 		"DecodedLen",
@@ -3233,6 +3249,7 @@ var stdlib = map[string][]string{
 		"TypeSpec",
 		"TypeSwitchStmt",
 		"UnaryExpr",
+		"Unparen",
 		"ValueSpec",
 		"Var",
 		"Visitor",
@@ -3492,6 +3509,7 @@ var stdlib = map[string][]string{
 		"XOR_ASSIGN",
 	},
 	"go/types": {
+		"Alias",
 		"ArgumentError",
 		"Array",
 		"AssertableTo",
@@ -3559,6 +3577,7 @@ var stdlib = map[string][]string{
 		"MethodVal",
 		"MissingMethod",
 		"Named",
+		"NewAlias",
 		"NewArray",
 		"NewChan",
 		"NewChecker",
@@ -3627,6 +3646,7 @@ var stdlib = map[string][]string{
 		"Uint64",
 		"Uint8",
 		"Uintptr",
+		"Unalias",
 		"Union",
 		"Universe",
 		"Unsafe",
@@ -3643,6 +3663,11 @@ var stdlib = map[string][]string{
 		"WriteSignature",
 		"WriteType",
 	},
+	"go/version": {
+		"Compare",
+		"IsValid",
+		"Lang",
+	},
 	"hash": {
 		"Hash",
 		"Hash32",
@@ -4078,6 +4103,7 @@ var stdlib = map[string][]string{
 		"NewTextHandler",
 		"Record",
 		"SetDefault",
+		"SetLogLoggerLevel",
 		"Source",
 		"SourceKey",
 		"String",
@@ -4367,6 +4393,35 @@ var stdlib = map[string][]string{
 		"Uint64",
 		"Zipf",
 	},
+	"math/rand/v2": {
+		"ChaCha8",
+		"ExpFloat64",
+		"Float32",
+		"Float64",
+		"Int",
+		"Int32",
+		"Int32N",
+		"Int64",
+		"Int64N",
+		"IntN",
+		"N",
+		"New",
+		"NewChaCha8",
+		"NewPCG",
+		"NewZipf",
+		"NormFloat64",
+		"PCG",
+		"Perm",
+		"Rand",
+		"Shuffle",
+		"Source",
+		"Uint32",
+		"Uint32N",
+		"Uint64",
+		"Uint64N",
+		"UintN",
+		"Zipf",
+	},
 	"mime": {
 		"AddExtensionType",
 		"BEncoding",
@@ -4540,6 +4595,7 @@ var stdlib = map[string][]string{
 		"FS",
 		"File",
 		"FileServer",
+		"FileServerFS",
 		"FileSystem",
 		"Flusher",
 		"Get",
@@ -4566,6 +4622,7 @@ var stdlib = map[string][]string{
 		"MethodPut",
 		"MethodTrace",
 		"NewFileTransport",
+		"NewFileTransportFS",
 		"NewRequest",
 		"NewRequestWithContext",
 		"NewResponseController",
@@ -4599,6 +4656,7 @@ var stdlib = map[string][]string{
 		"Serve",
 		"ServeContent",
 		"ServeFile",
+		"ServeFileFS",
 		"ServeMux",
 		"ServeTLS",
 		"Server",
@@ -5106,6 +5164,7 @@ var stdlib = map[string][]string{
 		"StructTag",
 		"Swapper",
 		"Type",
+		"TypeFor",
 		"TypeOf",
 		"Uint",
 		"Uint16",
@@ -5342,6 +5401,7 @@ var stdlib = map[string][]string{
 		"CompactFunc",
 		"Compare",
 		"CompareFunc",
+		"Concat",
 		"Contains",
 		"ContainsFunc",
 		"Delete",
@@ -10824,6 +10884,7 @@ var stdlib = map[string][]string{
 		"Value",
 	},
 	"testing/slogtest": {
+		"Run",
 		"TestHandler",
 	},
 	"text/scanner": {

vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go

@@ -34,30 +34,16 @@ func GetLines(file *token.File) []int {
 		lines []int
 		_     []struct{}
 	}
-	type tokenFile118 struct {
-		_ *token.FileSet // deleted in go1.19
-		tokenFile119
-	}
 
-	type uP = unsafe.Pointer
-	switch unsafe.Sizeof(*file) {
-	case unsafe.Sizeof(tokenFile118{}):
-		var ptr *tokenFile118
-		*(*uP)(uP(&ptr)) = uP(file)
-		ptr.mu.Lock()
-		defer ptr.mu.Unlock()
-		return ptr.lines
-
-	case unsafe.Sizeof(tokenFile119{}):
-		var ptr *tokenFile119
-		*(*uP)(uP(&ptr)) = uP(file)
-		ptr.mu.Lock()
-		defer ptr.mu.Unlock()
-		return ptr.lines
-
-	default:
+	if unsafe.Sizeof(*file) != unsafe.Sizeof(tokenFile119{}) {
 		panic("unexpected token.File size")
 	}
+	var ptr *tokenFile119
+	type uP = unsafe.Pointer
+	*(*uP)(uP(&ptr)) = uP(file)
+	ptr.mu.Lock()
+	defer ptr.mu.Unlock()
+	return ptr.lines
 }
 
 // AddExistingFiles adds the specified files to the FileSet if they

vendor/golang.org/x/tools/internal/typeparams/common.go

@@ -2,20 +2,10 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// Package typeparams contains common utilities for writing tools that interact
-// with generic Go code, as introduced with Go 1.18.
-//
-// Many of the types and functions in this package are proxies for the new APIs
-// introduced in the standard library with Go 1.18. For example, the
-// typeparams.Union type is an alias for go/types.Union, and the ForTypeSpec
-// function returns the value of the go/ast.TypeSpec.TypeParams field. At Go
-// versions older than 1.18 these helpers are implemented as stubs, allowing
-// users of this package to write code that handles generic constructs inline,
-// even if the Go version being used to compile does not support generics.
-//
-// Additionally, this package contains common utilities for working with the
-// new generic constructs, to supplement the standard library APIs. Notably,
-// the StructuralTerms API computes a minimal representation of the structural
+// Package typeparams contains common utilities for writing tools that
+// interact with generic Go code, as introduced with Go 1.18. It
+// supplements the standard library APIs. Notably, the StructuralTerms
+// API computes a minimal representation of the structural
 // restrictions on a type parameter.
 //
 // An external version of these APIs is available in the
@@ -27,6 +17,9 @@ import (
 	"go/ast"
 	"go/token"
 	"go/types"
+
+	"golang.org/x/tools/internal/aliases"
+	"golang.org/x/tools/internal/typesinternal"
 )
 
 // UnpackIndexExpr extracts data from AST nodes that represent index
@@ -72,9 +65,9 @@ func PackIndexExpr(x ast.Expr, lbrack token.Pos, indices []ast.Expr, rbrack toke
 	}
 }
 
-// IsTypeParam reports whether t is a type parameter.
+// IsTypeParam reports whether t is a type parameter (or an alias of one).
 func IsTypeParam(t types.Type) bool {
-	_, ok := t.(*types.TypeParam)
+	_, ok := aliases.Unalias(t).(*types.TypeParam)
 	return ok
 }
 
@@ -90,13 +83,8 @@ func OriginMethod(fn *types.Func) *types.Func {
 	if recv == nil {
 		return fn
 	}
-	base := recv.Type()
-	p, isPtr := base.(*types.Pointer)
-	if isPtr {
-		base = p.Elem()
-	}
-	named, isNamed := base.(*types.Named)
-	if !isNamed {
+	_, named := typesinternal.ReceiverNamed(recv)
+	if named == nil {
 		// Receiver is a *types.Interface.
 		return fn
 	}
@@ -158,6 +146,9 @@ func OriginMethod(fn *types.Func) *types.Func {
 // In this case, GenericAssignableTo reports that instantiations of Container
 // are assignable to the corresponding instantiation of Interface.
 func GenericAssignableTo(ctxt *types.Context, V, T types.Type) bool {
+	V = aliases.Unalias(V)
+	T = aliases.Unalias(T)
+
 	// If V and T are not both named, or do not have matching non-empty type
 	// parameter lists, fall back on types.AssignableTo.
 

vendor/golang.org/x/tools/internal/typeparams/coretype.go

@@ -5,7 +5,10 @@
 package typeparams
 
 import (
+	"fmt"
 	"go/types"
+
+	"golang.org/x/tools/internal/aliases"
 )
 
 // CoreType returns the core type of T or nil if T does not have a core type.
@@ -109,7 +112,7 @@ func CoreType(T types.Type) types.Type {
 // _NormalTerms makes no guarantees about the order of terms, except that it
 // is deterministic.
 func _NormalTerms(typ types.Type) ([]*types.Term, error) {
-	switch typ := typ.(type) {
+	switch typ := aliases.Unalias(typ).(type) {
 	case *types.TypeParam:
 		return StructuralTerms(typ)
 	case *types.Union:
@@ -120,3 +123,15 @@ func _NormalTerms(typ types.Type) ([]*types.Term, error) {
 		return []*types.Term{types.NewTerm(false, typ)}, nil
 	}
 }
+
+// MustDeref returns the type of the variable pointed to by t.
+// It panics if t's core type is not a pointer.
+//
+// TODO(adonovan): ideally this would live in typesinternal, but that
+// creates an import cycle. Move there when we melt this package down.
+func MustDeref(t types.Type) types.Type {
+	if ptr, ok := CoreType(t).(*types.Pointer); ok {
+		return ptr.Elem()
+	}
+	panic(fmt.Sprintf("%v is not a pointer", t))
+}

vendor/golang.org/x/tools/internal/typesinternal/recv.go

@@ -0,0 +1,43 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package typesinternal
+
+import (
+	"go/types"
+
+	"golang.org/x/tools/internal/aliases"
+)
+
+// ReceiverNamed returns the named type (if any) associated with the
+// type of recv, which may be of the form N or *N, or aliases thereof.
+// It also reports whether a Pointer was present.
+func ReceiverNamed(recv *types.Var) (isPtr bool, named *types.Named) {
+	t := recv.Type()
+	if ptr, ok := aliases.Unalias(t).(*types.Pointer); ok {
+		isPtr = true
+		t = ptr.Elem()
+	}
+	named, _ = aliases.Unalias(t).(*types.Named)
+	return
+}
+
+// Unpointer returns T given *T or an alias thereof.
+// For all other types it is the identity function.
+// It does not look at underlying types.
+// The result may be an alias.
+//
+// Use this function to strip off the optional pointer on a receiver
+// in a field or method selection, without losing the named type
+// (which is needed to compute the method set).
+//
+// See also [typeparams.MustDeref], which removes one level of
+// indirection from the type, regardless of named types (analogous to
+// a LOAD instruction).
+func Unpointer(t types.Type) types.Type {
+	if ptr, ok := aliases.Unalias(t).(*types.Pointer); ok {
+		return ptr.Elem()
+	}
+	return t
+}

vendor/golang.org/x/tools/internal/typesinternal/types_118.go

@@ -2,9 +2,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.18
-// +build go1.18
-
 package typesinternal
 
 import (

vendor/golang.org/x/tools/internal/versions/features.go

@@ -0,0 +1,43 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package versions
+
+// This file contains predicates for working with file versions to
+// decide when a tool should consider a language feature enabled.
+
+// GoVersions that features in x/tools can be gated to.
+const (
+	Go1_18 = "go1.18"
+	Go1_19 = "go1.19"
+	Go1_20 = "go1.20"
+	Go1_21 = "go1.21"
+	Go1_22 = "go1.22"
+)
+
+// Future is an invalid unknown Go version sometime in the future.
+// Do not use directly with Compare.
+const Future = ""
+
+// AtLeast reports whether the file version v comes after a Go release.
+//
+// Use this predicate to enable a behavior once a certain Go release
+// has happened (and stays enabled in the future).
+func AtLeast(v, release string) bool {
+	if v == Future {
+		return true // an unknown future version is always after y.
+	}
+	return Compare(Lang(v), Lang(release)) >= 0
+}
+
+// Before reports whether the file version v is strictly before a Go release.
+//
+// Use this predicate to disable a behavior once a certain Go release
+// has happened (and stays enabled in the future).
+func Before(v, release string) bool {
+	if v == Future {
+		return false // an unknown future version happens after y.
+	}
+	return Compare(Lang(v), Lang(release)) < 0
+}

vendor/golang.org/x/tools/internal/versions/toolchain.go

@@ -0,0 +1,14 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package versions
+
+// toolchain is maximum version (<1.22) that the go toolchain used
+// to build the current tool is known to support.
+//
+// When a tool is built with >=1.22, the value of toolchain is unused.
+//
+// x/tools does not support building with go <1.18. So we take this
+// as the minimum possible maximum.
+var toolchain string = Go1_18

vendor/golang.org/x/tools/internal/versions/toolchain_go119.go

@@ -0,0 +1,14 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.19
+// +build go1.19
+
+package versions
+
+func init() {
+	if Compare(toolchain, Go1_19) < 0 {
+		toolchain = Go1_19
+	}
+}

vendor/golang.org/x/tools/internal/versions/toolchain_go120.go

@@ -0,0 +1,14 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.20
+// +build go1.20
+
+package versions
+
+func init() {
+	if Compare(toolchain, Go1_20) < 0 {
+		toolchain = Go1_20
+	}
+}

vendor/golang.org/x/tools/internal/versions/toolchain_go121.go

@@ -0,0 +1,14 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.21
+// +build go1.21
+
+package versions
+
+func init() {
+	if Compare(toolchain, Go1_21) < 0 {
+		toolchain = Go1_21
+	}
+}

vendor/golang.org/x/tools/internal/versions/types_go121.go

@@ -12,9 +12,19 @@ import (
 	"go/types"
 )
 
-// FileVersions always reports the a file's Go version as the
-// zero version at this Go version.
-func FileVersions(info *types.Info, file *ast.File) string { return "" }
+// FileVersion returns a language version (<=1.21) derived from runtime.Version()
+// or an unknown future version.
+func FileVersion(info *types.Info, file *ast.File) string {
+	// In x/tools built with Go <= 1.21, we do not have Info.FileVersions
+	// available. We use a go version derived from the toolchain used to
+	// compile the tool by default.
+	// This will be <= go1.21. We take this as the maximum version that
+	// this tool can support.
+	//
+	// There are no features currently in x/tools that need to tell fine grained
+	// differences for versions <1.22.
+	return toolchain
+}
 
-// InitFileVersions is a noop at this Go version.
+// InitFileVersions is a noop when compiled with this Go version.
 func InitFileVersions(*types.Info) {}

vendor/golang.org/x/tools/internal/versions/types_go122.go

@@ -12,10 +12,27 @@ import (
 	"go/types"
 )
 
-// FileVersions maps a file to the file's semantic Go version.
-// The reported version is the zero version if a version cannot be determined.
-func FileVersions(info *types.Info, file *ast.File) string {
-	return info.FileVersions[file]
+// FileVersions returns a file's Go version.
+// The reported version is an unknown Future version if a
+// version cannot be determined.
+func FileVersion(info *types.Info, file *ast.File) string {
+	// In tools built with Go >= 1.22, the Go version of a file
+	// follow a cascades of sources:
+	// 1) types.Info.FileVersion, which follows the cascade:
+	//   1.a) file version (ast.File.GoVersion),
+	//   1.b) the package version (types.Config.GoVersion), or
+	// 2) is some unknown Future version.
+	//
+	// File versions require a valid package version to be provided to types
+	// in Config.GoVersion. Config.GoVersion is either from the package's module
+	// or the toolchain (go run). This value should be provided by go/packages
+	// or unitchecker.Config.GoVersion.
+	if v := info.FileVersions[file]; IsValid(v) {
+		return v
+	}
+	// Note: we could instead return runtime.Version() [if valid].
+	// This would act as a max version on what a tool can support.
+	return Future
 }
 
 // InitFileVersions initializes info to record Go versions for Go files.

vendor/golang.org/x/tools/internal/versions/versions.go

@@ -4,6 +4,10 @@
 
 package versions
 
+import (
+	"strings"
+)
+
 // Note: If we use build tags to use go/versions when go >=1.22,
 // we run into go.dev/issue/53737. Under some operations users would see an
 // import of "go/versions" even if they would not compile the file.
@@ -45,6 +49,7 @@ func IsValid(x string) bool { return isValid(stripGo(x)) }
 // stripGo converts from a "go1.21" version to a "1.21" version.
 // If v does not start with "go", stripGo returns the empty string (a known invalid version).
 func stripGo(v string) string {
+	v, _, _ = strings.Cut(v, "-") // strip -bigcorp suffix.
 	if len(v) < 2 || v[:2] != "go" {
 		return ""
 	}

vendor/google.golang.org/protobuf/encoding/prototext/decode.go

@@ -21,7 +21,7 @@ import (
 	"google.golang.org/protobuf/reflect/protoregistry"
 )
 
-// Unmarshal reads the given []byte into the given proto.Message.
+// Unmarshal reads the given []byte into the given [proto.Message].
 // The provided message must be mutable (e.g., a non-nil pointer to a message).
 func Unmarshal(b []byte, m proto.Message) error {
 	return UnmarshalOptions{}.Unmarshal(b, m)
@@ -51,7 +51,7 @@ type UnmarshalOptions struct {
 	}
 }
 
-// Unmarshal reads the given []byte and populates the given proto.Message
+// Unmarshal reads the given []byte and populates the given [proto.Message]
 // using options in the UnmarshalOptions object.
 // The provided message must be mutable (e.g., a non-nil pointer to a message).
 func (o UnmarshalOptions) Unmarshal(b []byte, m proto.Message) error {
@@ -739,7 +739,9 @@ func (d decoder) skipValue() error {
 			case text.ListClose:
 				return nil
 			case text.MessageOpen:
-				return d.skipMessageValue()
+				if err := d.skipMessageValue(); err != nil {
+					return err
+				}
 			default:
 				// Skip items. This will not validate whether skipped values are
 				// of the same type or not, same behavior as C++

vendor/google.golang.org/protobuf/encoding/prototext/encode.go

@@ -33,7 +33,7 @@ func Format(m proto.Message) string {
 	return MarshalOptions{Multiline: true}.Format(m)
 }
 
-// Marshal writes the given proto.Message in textproto format using default
+// Marshal writes the given [proto.Message] in textproto format using default
 // options. Do not depend on the output being stable. It may change over time
 // across different versions of the program.
 func Marshal(m proto.Message) ([]byte, error) {
@@ -97,17 +97,23 @@ func (o MarshalOptions) Format(m proto.Message) string {
 	return string(b)
 }
 
-// Marshal writes the given proto.Message in textproto format using options in
+// Marshal writes the given [proto.Message] in textproto format using options in
 // MarshalOptions object. Do not depend on the output being stable. It may
 // change over time across different versions of the program.
 func (o MarshalOptions) Marshal(m proto.Message) ([]byte, error) {
-	return o.marshal(m)
+	return o.marshal(nil, m)
+}
+
+// MarshalAppend appends the textproto format encoding of m to b,
+// returning the result.
+func (o MarshalOptions) MarshalAppend(b []byte, m proto.Message) ([]byte, error) {
+	return o.marshal(b, m)
 }
 
 // marshal is a centralized function that all marshal operations go through.
 // For profiling purposes, avoid changing the name of this function or
 // introducing other code paths for marshal that do not go through this.
-func (o MarshalOptions) marshal(m proto.Message) ([]byte, error) {
+func (o MarshalOptions) marshal(b []byte, m proto.Message) ([]byte, error) {
 	var delims = [2]byte{'{', '}'}
 
 	if o.Multiline && o.Indent == "" {
@@ -117,7 +123,7 @@ func (o MarshalOptions) marshal(m proto.Message) ([]byte, error) {
 		o.Resolver = protoregistry.GlobalTypes
 	}
 
-	internalEnc, err := text.NewEncoder(o.Indent, delims, o.EmitASCII)
+	internalEnc, err := text.NewEncoder(b, o.Indent, delims, o.EmitASCII)
 	if err != nil {
 		return nil, err
 	}
@@ -125,7 +131,7 @@ func (o MarshalOptions) marshal(m proto.Message) ([]byte, error) {
 	// Treat nil message interface as an empty message,
 	// in which case there is nothing to output.
 	if m == nil {
-		return []byte{}, nil
+		return b, nil
 	}
 
 	enc := encoder{internalEnc, o}

vendor/google.golang.org/protobuf/encoding/protowire/wire.go

@@ -6,7 +6,7 @@
 // See https://protobuf.dev/programming-guides/encoding.
 //
 // For marshaling and unmarshaling entire protobuf messages,
-// use the "google.golang.org/protobuf/proto" package instead.
+// use the [google.golang.org/protobuf/proto] package instead.
 package protowire
 
 import (
@@ -87,7 +87,7 @@ func ParseError(n int) error {
 
 // ConsumeField parses an entire field record (both tag and value) and returns
 // the field number, the wire type, and the total length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 //
 // The total length includes the tag header and the end group marker (if the
 // field is a group).
@@ -104,8 +104,8 @@ func ConsumeField(b []byte) (Number, Type, int) {
 }
 
 // ConsumeFieldValue parses a field value and returns its length.
-// This assumes that the field Number and wire Type have already been parsed.
-// This returns a negative length upon an error (see ParseError).
+// This assumes that the field [Number] and wire [Type] have already been parsed.
+// This returns a negative length upon an error (see [ParseError]).
 //
 // When parsing a group, the length includes the end group marker and
 // the end group is verified to match the starting field number.
@@ -164,7 +164,7 @@ func AppendTag(b []byte, num Number, typ Type) []byte {
 }
 
 // ConsumeTag parses b as a varint-encoded tag, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeTag(b []byte) (Number, Type, int) {
 	v, n := ConsumeVarint(b)
 	if n < 0 {
@@ -263,7 +263,7 @@ func AppendVarint(b []byte, v uint64) []byte {
 }
 
 // ConsumeVarint parses b as a varint-encoded uint64, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeVarint(b []byte) (v uint64, n int) {
 	var y uint64
 	if len(b) <= 0 {
@@ -384,7 +384,7 @@ func AppendFixed32(b []byte, v uint32) []byte {
 }
 
 // ConsumeFixed32 parses b as a little-endian uint32, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeFixed32(b []byte) (v uint32, n int) {
 	if len(b) < 4 {
 		return 0, errCodeTruncated
@@ -412,7 +412,7 @@ func AppendFixed64(b []byte, v uint64) []byte {
 }
 
 // ConsumeFixed64 parses b as a little-endian uint64, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeFixed64(b []byte) (v uint64, n int) {
 	if len(b) < 8 {
 		return 0, errCodeTruncated
@@ -432,7 +432,7 @@ func AppendBytes(b []byte, v []byte) []byte {
 }
 
 // ConsumeBytes parses b as a length-prefixed bytes value, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeBytes(b []byte) (v []byte, n int) {
 	m, n := ConsumeVarint(b)
 	if n < 0 {
@@ -456,7 +456,7 @@ func AppendString(b []byte, v string) []byte {
 }
 
 // ConsumeString parses b as a length-prefixed bytes value, reporting its length.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeString(b []byte) (v string, n int) {
 	bb, n := ConsumeBytes(b)
 	return string(bb), n
@@ -471,7 +471,7 @@ func AppendGroup(b []byte, num Number, v []byte) []byte {
 // ConsumeGroup parses b as a group value until the trailing end group marker,
 // and verifies that the end marker matches the provided num. The value v
 // does not contain the end marker, while the length does contain the end marker.
-// This returns a negative length upon an error (see ParseError).
+// This returns a negative length upon an error (see [ParseError]).
 func ConsumeGroup(num Number, b []byte) (v []byte, n int) {
 	n = ConsumeFieldValue(num, StartGroupType, b)
 	if n < 0 {
@@ -495,8 +495,8 @@ func SizeGroup(num Number, n int) int {
 	return n + SizeTag(num)
 }
 
-// DecodeTag decodes the field Number and wire Type from its unified form.
-// The Number is -1 if the decoded field number overflows int32.
+// DecodeTag decodes the field [Number] and wire [Type] from its unified form.
+// The [Number] is -1 if the decoded field number overflows int32.
 // Other than overflow, this does not check for field number validity.
 func DecodeTag(x uint64) (Number, Type) {
 	// NOTE: MessageSet allows for larger field numbers than normal.
@@ -506,7 +506,7 @@ func DecodeTag(x uint64) (Number, Type) {
 	return Number(x >> 3), Type(x & 7)
 }
 
-// EncodeTag encodes the field Number and wire Type into its unified form.
+// EncodeTag encodes the field [Number] and wire [Type] into its unified form.
 func EncodeTag(num Number, typ Type) uint64 {
 	return uint64(num)<<3 | uint64(typ&7)
 }

vendor/google.golang.org/protobuf/internal/descfmt/stringer.go

@@ -83,7 +83,13 @@ func formatListOpt(vs list, isRoot, allowMulti bool) string {
 	case protoreflect.FileImports:
 		for i := 0; i < vs.Len(); i++ {
 			var rs records
-			rs.Append(reflect.ValueOf(vs.Get(i)), "Path", "Package", "IsPublic", "IsWeak")
+			rv := reflect.ValueOf(vs.Get(i))
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Path"), "Path"},
+				{rv.MethodByName("Package"), "Package"},
+				{rv.MethodByName("IsPublic"), "IsPublic"},
+				{rv.MethodByName("IsWeak"), "IsWeak"},
+			}...)
 			ss = append(ss, "{"+rs.Join()+"}")
 		}
 		return start + joinStrings(ss, allowMulti) + end
@@ -92,34 +98,26 @@ func formatListOpt(vs list, isRoot, allowMulti bool) string {
 		for i := 0; i < vs.Len(); i++ {
 			m := reflect.ValueOf(vs).MethodByName("Get")
 			v := m.Call([]reflect.Value{reflect.ValueOf(i)})[0].Interface()
-			ss = append(ss, formatDescOpt(v.(protoreflect.Descriptor), false, allowMulti && !isEnumValue))
+			ss = append(ss, formatDescOpt(v.(protoreflect.Descriptor), false, allowMulti && !isEnumValue, nil))
 		}
 		return start + joinStrings(ss, allowMulti && isEnumValue) + end
 	}
 }
 
-// descriptorAccessors is a list of accessors to print for each descriptor.
-//
-// Do not print all accessors since some contain redundant information,
-// while others are pointers that we do not want to follow since the descriptor
-// is actually a cyclic graph.
-//
-// Using a list allows us to print the accessors in a sensible order.
-var descriptorAccessors = map[reflect.Type][]string{
-	reflect.TypeOf((*protoreflect.FileDescriptor)(nil)).Elem():      {"Path", "Package", "Imports", "Messages", "Enums", "Extensions", "Services"},
-	reflect.TypeOf((*protoreflect.MessageDescriptor)(nil)).Elem():   {"IsMapEntry", "Fields", "Oneofs", "ReservedNames", "ReservedRanges", "RequiredNumbers", "ExtensionRanges", "Messages", "Enums", "Extensions"},
-	reflect.TypeOf((*protoreflect.FieldDescriptor)(nil)).Elem():     {"Number", "Cardinality", "Kind", "HasJSONName", "JSONName", "HasPresence", "IsExtension", "IsPacked", "IsWeak", "IsList", "IsMap", "MapKey", "MapValue", "HasDefault", "Default", "ContainingOneof", "ContainingMessage", "Message", "Enum"},
-	reflect.TypeOf((*protoreflect.OneofDescriptor)(nil)).Elem():     {"Fields"}, // not directly used; must keep in sync with formatDescOpt
-	reflect.TypeOf((*protoreflect.EnumDescriptor)(nil)).Elem():      {"Values", "ReservedNames", "ReservedRanges"},
-	reflect.TypeOf((*protoreflect.EnumValueDescriptor)(nil)).Elem(): {"Number"},
-	reflect.TypeOf((*protoreflect.ServiceDescriptor)(nil)).Elem():   {"Methods"},
-	reflect.TypeOf((*protoreflect.MethodDescriptor)(nil)).Elem():    {"Input", "Output", "IsStreamingClient", "IsStreamingServer"},
+type methodAndName struct {
+	method reflect.Value
+	name   string
 }
 
 func FormatDesc(s fmt.State, r rune, t protoreflect.Descriptor) {
-	io.WriteString(s, formatDescOpt(t, true, r == 'v' && (s.Flag('+') || s.Flag('#'))))
+	io.WriteString(s, formatDescOpt(t, true, r == 'v' && (s.Flag('+') || s.Flag('#')), nil))
 }
-func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool) string {
+
+func InternalFormatDescOptForTesting(t protoreflect.Descriptor, isRoot, allowMulti bool, record func(string)) string {
+	return formatDescOpt(t, isRoot, allowMulti, record)
+}
+
+func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool, record func(string)) string {
 	rv := reflect.ValueOf(t)
 	rt := rv.MethodByName("ProtoType").Type().In(0)
 
@@ -129,26 +127,60 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool) string {
 	}
 
 	_, isFile := t.(protoreflect.FileDescriptor)
-	rs := records{allowMulti: allowMulti}
+	rs := records{
+		allowMulti: allowMulti,
+		record:     record,
+	}
 	if t.IsPlaceholder() {
 		if isFile {
-			rs.Append(rv, "Path", "Package", "IsPlaceholder")
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Path"), "Path"},
+				{rv.MethodByName("Package"), "Package"},
+				{rv.MethodByName("IsPlaceholder"), "IsPlaceholder"},
+			}...)
 		} else {
-			rs.Append(rv, "FullName", "IsPlaceholder")
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("FullName"), "FullName"},
+				{rv.MethodByName("IsPlaceholder"), "IsPlaceholder"},
+			}...)
 		}
 	} else {
 		switch {
 		case isFile:
-			rs.Append(rv, "Syntax")
+			rs.Append(rv, methodAndName{rv.MethodByName("Syntax"), "Syntax"})
 		case isRoot:
-			rs.Append(rv, "Syntax", "FullName")
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Syntax"), "Syntax"},
+				{rv.MethodByName("FullName"), "FullName"},
+			}...)
 		default:
-			rs.Append(rv, "Name")
+			rs.Append(rv, methodAndName{rv.MethodByName("Name"), "Name"})
 		}
 		switch t := t.(type) {
 		case protoreflect.FieldDescriptor:
-			for _, s := range descriptorAccessors[rt] {
-				switch s {
+			accessors := []methodAndName{
+				{rv.MethodByName("Number"), "Number"},
+				{rv.MethodByName("Cardinality"), "Cardinality"},
+				{rv.MethodByName("Kind"), "Kind"},
+				{rv.MethodByName("HasJSONName"), "HasJSONName"},
+				{rv.MethodByName("JSONName"), "JSONName"},
+				{rv.MethodByName("HasPresence"), "HasPresence"},
+				{rv.MethodByName("IsExtension"), "IsExtension"},
+				{rv.MethodByName("IsPacked"), "IsPacked"},
+				{rv.MethodByName("IsWeak"), "IsWeak"},
+				{rv.MethodByName("IsList"), "IsList"},
+				{rv.MethodByName("IsMap"), "IsMap"},
+				{rv.MethodByName("MapKey"), "MapKey"},
+				{rv.MethodByName("MapValue"), "MapValue"},
+				{rv.MethodByName("HasDefault"), "HasDefault"},
+				{rv.MethodByName("Default"), "Default"},
+				{rv.MethodByName("ContainingOneof"), "ContainingOneof"},
+				{rv.MethodByName("ContainingMessage"), "ContainingMessage"},
+				{rv.MethodByName("Message"), "Message"},
+				{rv.MethodByName("Enum"), "Enum"},
+			}
+			for _, s := range accessors {
+				switch s.name {
 				case "MapKey":
 					if k := t.MapKey(); k != nil {
 						rs.recs = append(rs.recs, [2]string{"MapKey", k.Kind().String()})
@@ -157,20 +189,20 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool) string {
 					if v := t.MapValue(); v != nil {
 						switch v.Kind() {
 						case protoreflect.EnumKind:
-							rs.recs = append(rs.recs, [2]string{"MapValue", string(v.Enum().FullName())})
+							rs.AppendRecs("MapValue", [2]string{"MapValue", string(v.Enum().FullName())})
 						case protoreflect.MessageKind, protoreflect.GroupKind:
-							rs.recs = append(rs.recs, [2]string{"MapValue", string(v.Message().FullName())})
+							rs.AppendRecs("MapValue", [2]string{"MapValue", string(v.Message().FullName())})
 						default:
-							rs.recs = append(rs.recs, [2]string{"MapValue", v.Kind().String()})
+							rs.AppendRecs("MapValue", [2]string{"MapValue", v.Kind().String()})
 						}
 					}
 				case "ContainingOneof":
 					if od := t.ContainingOneof(); od != nil {
-						rs.recs = append(rs.recs, [2]string{"Oneof", string(od.Name())})
+						rs.AppendRecs("ContainingOneof", [2]string{"Oneof", string(od.Name())})
 					}
 				case "ContainingMessage":
 					if t.IsExtension() {
-						rs.recs = append(rs.recs, [2]string{"Extendee", string(t.ContainingMessage().FullName())})
+						rs.AppendRecs("ContainingMessage", [2]string{"Extendee", string(t.ContainingMessage().FullName())})
 					}
 				case "Message":
 					if !t.IsMap() {
@@ -187,13 +219,61 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool) string {
 				ss = append(ss, string(fs.Get(i).Name()))
 			}
 			if len(ss) > 0 {
-				rs.recs = append(rs.recs, [2]string{"Fields", "[" + joinStrings(ss, false) + "]"})
+				rs.AppendRecs("Fields", [2]string{"Fields", "[" + joinStrings(ss, false) + "]"})
 			}
-		default:
-			rs.Append(rv, descriptorAccessors[rt]...)
+
+		case protoreflect.FileDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Path"), "Path"},
+				{rv.MethodByName("Package"), "Package"},
+				{rv.MethodByName("Imports"), "Imports"},
+				{rv.MethodByName("Messages"), "Messages"},
+				{rv.MethodByName("Enums"), "Enums"},
+				{rv.MethodByName("Extensions"), "Extensions"},
+				{rv.MethodByName("Services"), "Services"},
+			}...)
+
+		case protoreflect.MessageDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("IsMapEntry"), "IsMapEntry"},
+				{rv.MethodByName("Fields"), "Fields"},
+				{rv.MethodByName("Oneofs"), "Oneofs"},
+				{rv.MethodByName("ReservedNames"), "ReservedNames"},
+				{rv.MethodByName("ReservedRanges"), "ReservedRanges"},
+				{rv.MethodByName("RequiredNumbers"), "RequiredNumbers"},
+				{rv.MethodByName("ExtensionRanges"), "ExtensionRanges"},
+				{rv.MethodByName("Messages"), "Messages"},
+				{rv.MethodByName("Enums"), "Enums"},
+				{rv.MethodByName("Extensions"), "Extensions"},
+			}...)
+
+		case protoreflect.EnumDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Values"), "Values"},
+				{rv.MethodByName("ReservedNames"), "ReservedNames"},
+				{rv.MethodByName("ReservedRanges"), "ReservedRanges"},
+			}...)
+
+		case protoreflect.EnumValueDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Number"), "Number"},
+			}...)
+
+		case protoreflect.ServiceDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Methods"), "Methods"},
+			}...)
+
+		case protoreflect.MethodDescriptor:
+			rs.Append(rv, []methodAndName{
+				{rv.MethodByName("Input"), "Input"},
+				{rv.MethodByName("Output"), "Output"},
+				{rv.MethodByName("IsStreamingClient"), "IsStreamingClient"},
+				{rv.MethodByName("IsStreamingServer"), "IsStreamingServer"},
+			}...)
 		}
-		if rv.MethodByName("GoType").IsValid() {
-			rs.Append(rv, "GoType")
+		if m := rv.MethodByName("GoType"); m.IsValid() {
+			rs.Append(rv, methodAndName{m, "GoType"})
 		}
 	}
 	return start + rs.Join() + end
@@ -202,19 +282,34 @@ func formatDescOpt(t protoreflect.Descriptor, isRoot, allowMulti bool) string {
 type records struct {
 	recs       [][2]string
 	allowMulti bool
+
+	// record is a function that will be called for every Append() or
+	// AppendRecs() call, to be used for testing with the
+	// InternalFormatDescOptForTesting function.
+	record func(string)
 }
 
-func (rs *records) Append(v reflect.Value, accessors ...string) {
+func (rs *records) AppendRecs(fieldName string, newRecs [2]string) {
+	if rs.record != nil {
+		rs.record(fieldName)
+	}
+	rs.recs = append(rs.recs, newRecs)
+}
+
+func (rs *records) Append(v reflect.Value, accessors ...methodAndName) {
 	for _, a := range accessors {
+		if rs.record != nil {
+			rs.record(a.name)
+		}
 		var rv reflect.Value
-		if m := v.MethodByName(a); m.IsValid() {
-			rv = m.Call(nil)[0]
+		if a.method.IsValid() {
+			rv = a.method.Call(nil)[0]
 		}
 		if v.Kind() == reflect.Struct && !rv.IsValid() {
-			rv = v.FieldByName(a)
+			rv = v.FieldByName(a.name)
 		}
 		if !rv.IsValid() {
-			panic(fmt.Sprintf("unknown accessor: %v.%s", v.Type(), a))
+			panic(fmt.Sprintf("unknown accessor: %v.%s", v.Type(), a.name))
 		}
 		if _, ok := rv.Interface().(protoreflect.Value); ok {
 			rv = rv.MethodByName("Interface").Call(nil)[0]
@@ -261,7 +356,7 @@ func (rs *records) Append(v reflect.Value, accessors ...string) {
 		default:
 			s = fmt.Sprint(v)
 		}
-		rs.recs = append(rs.recs, [2]string{a, s})
+		rs.recs = append(rs.recs, [2]string{a.name, s})
 	}
 }
 

vendor/google.golang.org/protobuf/internal/editiondefaults/defaults.go

@@ -0,0 +1,12 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package editiondefaults contains the binary representation of the editions
+// defaults.
+package editiondefaults
+
+import _ "embed"
+
+//go:embed editions_defaults.binpb
+var Defaults []byte

vendor/google.golang.org/protobuf/internal/editiondefaults/editions_defaults.binpb

@@ -0,0 +1,4 @@
+
+
 (
0ж
+

 (
0
з
+


 (
0
и ж(и

vendor/google.golang.org/protobuf/internal/encoding/text/encode.go

@@ -53,8 +53,10 @@ type encoderState struct {
 // If outputASCII is true, strings will be serialized in such a way that
 // multi-byte UTF-8 sequences are escaped. This property ensures that the
 // overall output is ASCII (as opposed to UTF-8).
-func NewEncoder(indent string, delims [2]byte, outputASCII bool) (*Encoder, error) {
-	e := &Encoder{}
+func NewEncoder(buf []byte, indent string, delims [2]byte, outputASCII bool) (*Encoder, error) {
+	e := &Encoder{
+		encoderState: encoderState{out: buf},
+	}
 	if len(indent) > 0 {
 		if strings.Trim(indent, " \t") != "" {
 			return nil, errors.New("indent may only be composed of space and tab characters")
@@ -195,13 +197,13 @@ func appendFloat(out []byte, n float64, bitSize int) []byte {
 // WriteInt writes out the given signed integer value.
 func (e *Encoder) WriteInt(n int64) {
 	e.prepareNext(scalar)
-	e.out = append(e.out, strconv.FormatInt(n, 10)...)
+	e.out = strconv.AppendInt(e.out, n, 10)
 }
 
 // WriteUint writes out the given unsigned integer value.
 func (e *Encoder) WriteUint(n uint64) {
 	e.prepareNext(scalar)
-	e.out = append(e.out, strconv.FormatUint(n, 10)...)
+	e.out = strconv.AppendUint(e.out, n, 10)
 }
 
 // WriteLiteral writes out the given string as a literal value without quotes.

vendor/google.golang.org/protobuf/internal/filedesc/desc.go

@@ -21,11 +21,26 @@ import (
 	"google.golang.org/protobuf/reflect/protoregistry"
 )
 
+// Edition is an Enum for proto2.Edition
+type Edition int32
+
+// These values align with the value of Enum in descriptor.proto which allows
+// direct conversion between the proto enum and this enum.
+const (
+	EditionUnknown     Edition = 0
+	EditionProto2      Edition = 998
+	EditionProto3      Edition = 999
+	Edition2023        Edition = 1000
+	EditionUnsupported Edition = 100000
+)
+
 // The types in this file may have a suffix:
 //	• L0: Contains fields common to all descriptors (except File) and
 //	must be initialized up front.
 //	• L1: Contains fields specific to a descriptor and
-//	must be initialized up front.
+//	must be initialized up front. If the associated proto uses Editions, the
+//  Editions features must always be resolved. If not explicitly set, the
+//  appropriate default must be resolved and set.
 //	• L2: Contains fields that are lazily initialized when constructing
 //	from the raw file descriptor. When constructing as a literal, the L2
 //	fields must be initialized up front.
@@ -44,6 +59,7 @@ type (
 	}
 	FileL1 struct {
 		Syntax  protoreflect.Syntax
+		Edition Edition // Only used if Syntax == Editions
 		Path    string
 		Package protoreflect.FullName
 
@@ -51,12 +67,41 @@ type (
 		Messages   Messages
 		Extensions Extensions
 		Services   Services
+
+		EditionFeatures EditionFeatures
 	}
 	FileL2 struct {
 		Options   func() protoreflect.ProtoMessage
 		Imports   FileImports
 		Locations SourceLocations
 	}
+
+	EditionFeatures struct {
+		// IsFieldPresence is true if field_presence is EXPLICIT
+		// https://protobuf.dev/editions/features/#field_presence
+		IsFieldPresence bool
+		// IsFieldPresence is true if field_presence is LEGACY_REQUIRED
+		// https://protobuf.dev/editions/features/#field_presence
+		IsLegacyRequired bool
+		// IsOpenEnum is true if enum_type is OPEN
+		// https://protobuf.dev/editions/features/#enum_type
+		IsOpenEnum bool
+		// IsPacked is true if repeated_field_encoding is PACKED
+		// https://protobuf.dev/editions/features/#repeated_field_encoding
+		IsPacked bool
+		// IsUTF8Validated is true if utf_validation is VERIFY
+		// https://protobuf.dev/editions/features/#utf8_validation
+		IsUTF8Validated bool
+		// IsDelimitedEncoded is true if message_encoding is DELIMITED
+		// https://protobuf.dev/editions/features/#message_encoding
+		IsDelimitedEncoded bool
+		// IsJSONCompliant is true if json_format is ALLOW
+		// https://protobuf.dev/editions/features/#json_format
+		IsJSONCompliant bool
+		// GenerateLegacyUnmarshalJSON determines if the plugin generates the
+		// UnmarshalJSON([]byte) error method for enums.
+		GenerateLegacyUnmarshalJSON bool
+	}
 )
 
 func (fd *File) ParentFile() protoreflect.FileDescriptor { return fd }
@@ -117,6 +162,8 @@ type (
 	}
 	EnumL1 struct {
 		eagerValues bool // controls whether EnumL2.Values is already populated
+
+		EditionFeatures EditionFeatures
 	}
 	EnumL2 struct {
 		Options        func() protoreflect.ProtoMessage
@@ -178,6 +225,8 @@ type (
 		Extensions   Extensions
 		IsMapEntry   bool // promoted from google.protobuf.MessageOptions
 		IsMessageSet bool // promoted from google.protobuf.MessageOptions
+
+		EditionFeatures EditionFeatures
 	}
 	MessageL2 struct {
 		Options               func() protoreflect.ProtoMessage
@@ -210,6 +259,8 @@ type (
 		ContainingOneof  protoreflect.OneofDescriptor // must be consistent with Message.Oneofs.Fields
 		Enum             protoreflect.EnumDescriptor
 		Message          protoreflect.MessageDescriptor
+
+		EditionFeatures EditionFeatures
 	}
 
 	Oneof struct {
@@ -219,6 +270,8 @@ type (
 	OneofL1 struct {
 		Options func() protoreflect.ProtoMessage
 		Fields  OneofFields // must be consistent with Message.Fields.ContainingOneof
+
+		EditionFeatures EditionFeatures
 	}
 )
 
@@ -268,23 +321,36 @@ func (fd *Field) Options() protoreflect.ProtoMessage {
 }
 func (fd *Field) Number() protoreflect.FieldNumber      { return fd.L1.Number }
 func (fd *Field) Cardinality() protoreflect.Cardinality { return fd.L1.Cardinality }
-func (fd *Field) Kind() protoreflect.Kind               { return fd.L1.Kind }
-func (fd *Field) HasJSONName() bool                     { return fd.L1.StringName.hasJSON }
-func (fd *Field) JSONName() string                      { return fd.L1.StringName.getJSON(fd) }
-func (fd *Field) TextName() string                      { return fd.L1.StringName.getText(fd) }
+func (fd *Field) Kind() protoreflect.Kind {
+	return fd.L1.Kind
+}
+func (fd *Field) HasJSONName() bool { return fd.L1.StringName.hasJSON }
+func (fd *Field) JSONName() string  { return fd.L1.StringName.getJSON(fd) }
+func (fd *Field) TextName() string  { return fd.L1.StringName.getText(fd) }
 func (fd *Field) HasPresence() bool {
-	return fd.L1.Cardinality != protoreflect.Repeated && (fd.L0.ParentFile.L1.Syntax == protoreflect.Proto2 || fd.L1.Message != nil || fd.L1.ContainingOneof != nil)
+	if fd.L1.Cardinality == protoreflect.Repeated {
+		return false
+	}
+	explicitFieldPresence := fd.Syntax() == protoreflect.Editions && fd.L1.EditionFeatures.IsFieldPresence
+	return fd.Syntax() == protoreflect.Proto2 || explicitFieldPresence || fd.L1.Message != nil || fd.L1.ContainingOneof != nil
 }
 func (fd *Field) HasOptionalKeyword() bool {
 	return (fd.L0.ParentFile.L1.Syntax == protoreflect.Proto2 && fd.L1.Cardinality == protoreflect.Optional && fd.L1.ContainingOneof == nil) || fd.L1.IsProto3Optional
 }
 func (fd *Field) IsPacked() bool {
-	if !fd.L1.HasPacked && fd.L0.ParentFile.L1.Syntax != protoreflect.Proto2 && fd.L1.Cardinality == protoreflect.Repeated {
-		switch fd.L1.Kind {
-		case protoreflect.StringKind, protoreflect.BytesKind, protoreflect.MessageKind, protoreflect.GroupKind:
-		default:
-			return true
-		}
+	if fd.L1.Cardinality != protoreflect.Repeated {
+		return false
+	}
+	switch fd.L1.Kind {
+	case protoreflect.StringKind, protoreflect.BytesKind, protoreflect.MessageKind, protoreflect.GroupKind:
+		return false
+	}
+	if fd.L0.ParentFile.L1.Syntax == protoreflect.Editions {
+		return fd.L1.EditionFeatures.IsPacked
+	}
+	if fd.L0.ParentFile.L1.Syntax == protoreflect.Proto3 {
+		// proto3 repeated fields are packed by default.
+		return !fd.L1.HasPacked || fd.L1.IsPacked
 	}
 	return fd.L1.IsPacked
 }
@@ -333,6 +399,9 @@ func (fd *Field) ProtoType(protoreflect.FieldDescriptor) {}
 // WARNING: This method is exempt from the compatibility promise and may be
 // removed in the future without warning.
 func (fd *Field) EnforceUTF8() bool {
+	if fd.L0.ParentFile.L1.Syntax == protoreflect.Editions {
+		return fd.L1.EditionFeatures.IsUTF8Validated
+	}
 	if fd.L1.HasEnforceUTF8 {
 		return fd.L1.EnforceUTF8
 	}
@@ -359,10 +428,11 @@ type (
 		L2 *ExtensionL2 // protected by fileDesc.once
 	}
 	ExtensionL1 struct {
-		Number      protoreflect.FieldNumber
-		Extendee    protoreflect.MessageDescriptor
-		Cardinality protoreflect.Cardinality
-		Kind        protoreflect.Kind
+		Number          protoreflect.FieldNumber
+		Extendee        protoreflect.MessageDescriptor
+		Cardinality     protoreflect.Cardinality
+		Kind            protoreflect.Kind
+		EditionFeatures EditionFeatures
 	}
 	ExtensionL2 struct {
 		Options          func() protoreflect.ProtoMessage

vendor/google.golang.org/protobuf/internal/filedesc/desc_init.go

@@ -5,6 +5,7 @@
 package filedesc
 
 import (
+	"fmt"
 	"sync"
 
 	"google.golang.org/protobuf/encoding/protowire"
@@ -98,6 +99,7 @@ func (fd *File) unmarshalSeed(b []byte) {
 	var prevField protoreflect.FieldNumber
 	var numEnums, numMessages, numExtensions, numServices int
 	var posEnums, posMessages, posExtensions, posServices int
+	var options []byte
 	b0 := b
 	for len(b) > 0 {
 		num, typ, n := protowire.ConsumeTag(b)
@@ -113,6 +115,8 @@ func (fd *File) unmarshalSeed(b []byte) {
 					fd.L1.Syntax = protoreflect.Proto2
 				case "proto3":
 					fd.L1.Syntax = protoreflect.Proto3
+				case "editions":
+					fd.L1.Syntax = protoreflect.Editions
 				default:
 					panic("invalid syntax")
 				}
@@ -120,6 +124,8 @@ func (fd *File) unmarshalSeed(b []byte) {
 				fd.L1.Path = sb.MakeString(v)
 			case genid.FileDescriptorProto_Package_field_number:
 				fd.L1.Package = protoreflect.FullName(sb.MakeString(v))
+			case genid.FileDescriptorProto_Options_field_number:
+				options = v
 			case genid.FileDescriptorProto_EnumType_field_number:
 				if prevField != genid.FileDescriptorProto_EnumType_field_number {
 					if numEnums > 0 {
@@ -154,6 +160,13 @@ func (fd *File) unmarshalSeed(b []byte) {
 				numServices++
 			}
 			prevField = num
+		case protowire.VarintType:
+			v, m := protowire.ConsumeVarint(b)
+			b = b[m:]
+			switch num {
+			case genid.FileDescriptorProto_Edition_field_number:
+				fd.L1.Edition = Edition(v)
+			}
 		default:
 			m := protowire.ConsumeFieldValue(num, typ, b)
 			b = b[m:]
@@ -166,6 +179,15 @@ func (fd *File) unmarshalSeed(b []byte) {
 		fd.L1.Syntax = protoreflect.Proto2
 	}
 
+	if fd.L1.Syntax == protoreflect.Editions {
+		fd.L1.EditionFeatures = getFeaturesFor(fd.L1.Edition)
+	}
+
+	// Parse editions features from options if any
+	if options != nil {
+		fd.unmarshalSeedOptions(options)
+	}
+
 	// Must allocate all declarations before parsing each descriptor type
 	// to ensure we handled all descriptors in "flattened ordering".
 	if numEnums > 0 {
@@ -219,6 +241,28 @@ func (fd *File) unmarshalSeed(b []byte) {
 	}
 }
 
+func (fd *File) unmarshalSeedOptions(b []byte) {
+	for b := b; len(b) > 0; {
+		num, typ, n := protowire.ConsumeTag(b)
+		b = b[n:]
+		switch typ {
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.FileOptions_Features_field_number:
+				if fd.Syntax() != protoreflect.Editions {
+					panic(fmt.Sprintf("invalid descriptor: using edition features in a proto with syntax %s", fd.Syntax()))
+				}
+				fd.L1.EditionFeatures = unmarshalFeatureSet(v, fd.L1.EditionFeatures)
+			}
+		default:
+			m := protowire.ConsumeFieldValue(num, typ, b)
+			b = b[m:]
+		}
+	}
+}
+
 func (ed *Enum) unmarshalSeed(b []byte, sb *strs.Builder, pf *File, pd protoreflect.Descriptor, i int) {
 	ed.L0.ParentFile = pf
 	ed.L0.Parent = pd
@@ -275,6 +319,7 @@ func (md *Message) unmarshalSeed(b []byte, sb *strs.Builder, pf *File, pd protor
 	md.L0.ParentFile = pf
 	md.L0.Parent = pd
 	md.L0.Index = i
+	md.L1.EditionFeatures = featuresFromParentDesc(md.Parent())
 
 	var prevField protoreflect.FieldNumber
 	var numEnums, numMessages, numExtensions int
@@ -380,6 +425,13 @@ func (md *Message) unmarshalSeedOptions(b []byte) {
 			case genid.MessageOptions_MessageSetWireFormat_field_number:
 				md.L1.IsMessageSet = protowire.DecodeBool(v)
 			}
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.MessageOptions_Features_field_number:
+				md.L1.EditionFeatures = unmarshalFeatureSet(v, md.L1.EditionFeatures)
+			}
 		default:
 			m := protowire.ConsumeFieldValue(num, typ, b)
 			b = b[m:]

vendor/google.golang.org/protobuf/internal/filedesc/desc_lazy.go

@@ -414,6 +414,7 @@ func (fd *Field) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd protoref
 	fd.L0.ParentFile = pf
 	fd.L0.Parent = pd
 	fd.L0.Index = i
+	fd.L1.EditionFeatures = featuresFromParentDesc(fd.Parent())
 
 	var rawTypeName []byte
 	var rawOptions []byte
@@ -465,6 +466,12 @@ func (fd *Field) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd protoref
 			b = b[m:]
 		}
 	}
+	if fd.Syntax() == protoreflect.Editions && fd.L1.Kind == protoreflect.MessageKind && fd.L1.EditionFeatures.IsDelimitedEncoded {
+		fd.L1.Kind = protoreflect.GroupKind
+	}
+	if fd.Syntax() == protoreflect.Editions && fd.L1.EditionFeatures.IsLegacyRequired {
+		fd.L1.Cardinality = protoreflect.Required
+	}
 	if rawTypeName != nil {
 		name := makeFullName(sb, rawTypeName)
 		switch fd.L1.Kind {
@@ -497,6 +504,13 @@ func (fd *Field) unmarshalOptions(b []byte) {
 				fd.L1.HasEnforceUTF8 = true
 				fd.L1.EnforceUTF8 = protowire.DecodeBool(v)
 			}
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.FieldOptions_Features_field_number:
+				fd.L1.EditionFeatures = unmarshalFeatureSet(v, fd.L1.EditionFeatures)
+			}
 		default:
 			m := protowire.ConsumeFieldValue(num, typ, b)
 			b = b[m:]
@@ -534,6 +548,7 @@ func (od *Oneof) unmarshalFull(b []byte, sb *strs.Builder, pf *File, pd protoref
 func (xd *Extension) unmarshalFull(b []byte, sb *strs.Builder) {
 	var rawTypeName []byte
 	var rawOptions []byte
+	xd.L1.EditionFeatures = featuresFromParentDesc(xd.L1.Extendee)
 	xd.L2 = new(ExtensionL2)
 	for len(b) > 0 {
 		num, typ, n := protowire.ConsumeTag(b)
@@ -565,6 +580,12 @@ func (xd *Extension) unmarshalFull(b []byte, sb *strs.Builder) {
 			b = b[m:]
 		}
 	}
+	if xd.Syntax() == protoreflect.Editions && xd.L1.Kind == protoreflect.MessageKind && xd.L1.EditionFeatures.IsDelimitedEncoded {
+		xd.L1.Kind = protoreflect.GroupKind
+	}
+	if xd.Syntax() == protoreflect.Editions && xd.L1.EditionFeatures.IsLegacyRequired {
+		xd.L1.Cardinality = protoreflect.Required
+	}
 	if rawTypeName != nil {
 		name := makeFullName(sb, rawTypeName)
 		switch xd.L1.Kind {
@@ -589,6 +610,13 @@ func (xd *Extension) unmarshalOptions(b []byte) {
 			case genid.FieldOptions_Packed_field_number:
 				xd.L2.IsPacked = protowire.DecodeBool(v)
 			}
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.FieldOptions_Features_field_number:
+				xd.L1.EditionFeatures = unmarshalFeatureSet(v, xd.L1.EditionFeatures)
+			}
 		default:
 			m := protowire.ConsumeFieldValue(num, typ, b)
 			b = b[m:]

vendor/google.golang.org/protobuf/internal/filedesc/editions.go

@@ -0,0 +1,142 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package filedesc
+
+import (
+	"fmt"
+
+	"google.golang.org/protobuf/encoding/protowire"
+	"google.golang.org/protobuf/internal/editiondefaults"
+	"google.golang.org/protobuf/internal/genid"
+	"google.golang.org/protobuf/reflect/protoreflect"
+)
+
+var defaultsCache = make(map[Edition]EditionFeatures)
+
+func init() {
+	unmarshalEditionDefaults(editiondefaults.Defaults)
+}
+
+func unmarshalGoFeature(b []byte, parent EditionFeatures) EditionFeatures {
+	for len(b) > 0 {
+		num, _, n := protowire.ConsumeTag(b)
+		b = b[n:]
+		switch num {
+		case genid.GoFeatures_LegacyUnmarshalJsonEnum_field_number:
+			v, m := protowire.ConsumeVarint(b)
+			b = b[m:]
+			parent.GenerateLegacyUnmarshalJSON = protowire.DecodeBool(v)
+		default:
+			panic(fmt.Sprintf("unkown field number %d while unmarshalling GoFeatures", num))
+		}
+	}
+	return parent
+}
+
+func unmarshalFeatureSet(b []byte, parent EditionFeatures) EditionFeatures {
+	for len(b) > 0 {
+		num, typ, n := protowire.ConsumeTag(b)
+		b = b[n:]
+		switch typ {
+		case protowire.VarintType:
+			v, m := protowire.ConsumeVarint(b)
+			b = b[m:]
+			switch num {
+			case genid.FeatureSet_FieldPresence_field_number:
+				parent.IsFieldPresence = v == genid.FeatureSet_EXPLICIT_enum_value || v == genid.FeatureSet_LEGACY_REQUIRED_enum_value
+				parent.IsLegacyRequired = v == genid.FeatureSet_LEGACY_REQUIRED_enum_value
+			case genid.FeatureSet_EnumType_field_number:
+				parent.IsOpenEnum = v == genid.FeatureSet_OPEN_enum_value
+			case genid.FeatureSet_RepeatedFieldEncoding_field_number:
+				parent.IsPacked = v == genid.FeatureSet_PACKED_enum_value
+			case genid.FeatureSet_Utf8Validation_field_number:
+				parent.IsUTF8Validated = v == genid.FeatureSet_VERIFY_enum_value
+			case genid.FeatureSet_MessageEncoding_field_number:
+				parent.IsDelimitedEncoded = v == genid.FeatureSet_DELIMITED_enum_value
+			case genid.FeatureSet_JsonFormat_field_number:
+				parent.IsJSONCompliant = v == genid.FeatureSet_ALLOW_enum_value
+			default:
+				panic(fmt.Sprintf("unkown field number %d while unmarshalling FeatureSet", num))
+			}
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.GoFeatures_LegacyUnmarshalJsonEnum_field_number:
+				parent = unmarshalGoFeature(v, parent)
+			}
+		}
+	}
+
+	return parent
+}
+
+func featuresFromParentDesc(parentDesc protoreflect.Descriptor) EditionFeatures {
+	var parentFS EditionFeatures
+	switch p := parentDesc.(type) {
+	case *File:
+		parentFS = p.L1.EditionFeatures
+	case *Message:
+		parentFS = p.L1.EditionFeatures
+	default:
+		panic(fmt.Sprintf("unknown parent type %T", parentDesc))
+	}
+	return parentFS
+}
+
+func unmarshalEditionDefault(b []byte) {
+	var ed Edition
+	var fs EditionFeatures
+	for len(b) > 0 {
+		num, typ, n := protowire.ConsumeTag(b)
+		b = b[n:]
+		switch typ {
+		case protowire.VarintType:
+			v, m := protowire.ConsumeVarint(b)
+			b = b[m:]
+			switch num {
+			case genid.FeatureSetDefaults_FeatureSetEditionDefault_Edition_field_number:
+				ed = Edition(v)
+			}
+		case protowire.BytesType:
+			v, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			switch num {
+			case genid.FeatureSetDefaults_FeatureSetEditionDefault_Features_field_number:
+				fs = unmarshalFeatureSet(v, fs)
+			}
+		}
+	}
+	defaultsCache[ed] = fs
+}
+
+func unmarshalEditionDefaults(b []byte) {
+	for len(b) > 0 {
+		num, _, n := protowire.ConsumeTag(b)
+		b = b[n:]
+		switch num {
+		case genid.FeatureSetDefaults_Defaults_field_number:
+			def, m := protowire.ConsumeBytes(b)
+			b = b[m:]
+			unmarshalEditionDefault(def)
+		case genid.FeatureSetDefaults_MinimumEdition_field_number,
+			genid.FeatureSetDefaults_MaximumEdition_field_number:
+			// We don't care about the minimum and maximum editions. If the
+			// edition we are looking for later on is not in the cache we know
+			// it is outside of the range between minimum and maximum edition.
+			_, m := protowire.ConsumeVarint(b)
+			b = b[m:]
+		default:
+			panic(fmt.Sprintf("unkown field number %d while unmarshalling EditionDefault", num))
+		}
+	}
+}
+
+func getFeaturesFor(ed Edition) EditionFeatures {
+	if def, ok := defaultsCache[ed]; ok {
+		return def
+	}
+	panic(fmt.Sprintf("unsupported edition: %v", ed))
+}

vendor/google.golang.org/protobuf/internal/genid/descriptor_gen.go

@@ -12,6 +12,27 @@ import (
 
 const File_google_protobuf_descriptor_proto = "google/protobuf/descriptor.proto"
 
+// Full and short names for google.protobuf.Edition.
+const (
+	Edition_enum_fullname = "google.protobuf.Edition"
+	Edition_enum_name     = "Edition"
+)
+
+// Enum values for google.protobuf.Edition.
+const (
+	Edition_EDITION_UNKNOWN_enum_value         = 0
+	Edition_EDITION_PROTO2_enum_value          = 998
+	Edition_EDITION_PROTO3_enum_value          = 999
+	Edition_EDITION_2023_enum_value            = 1000
+	Edition_EDITION_2024_enum_value            = 1001
+	Edition_EDITION_1_TEST_ONLY_enum_value     = 1
+	Edition_EDITION_2_TEST_ONLY_enum_value     = 2
+	Edition_EDITION_99997_TEST_ONLY_enum_value = 99997
+	Edition_EDITION_99998_TEST_ONLY_enum_value = 99998
+	Edition_EDITION_99999_TEST_ONLY_enum_value = 99999
+	Edition_EDITION_MAX_enum_value             = 2147483647
+)
+
 // Names for google.protobuf.FileDescriptorSet.
 const (
 	FileDescriptorSet_message_name     protoreflect.Name     = "FileDescriptorSet"
@@ -81,7 +102,7 @@ const (
 	FileDescriptorProto_Options_field_number          protoreflect.FieldNumber = 8
 	FileDescriptorProto_SourceCodeInfo_field_number   protoreflect.FieldNumber = 9
 	FileDescriptorProto_Syntax_field_number           protoreflect.FieldNumber = 12
-	FileDescriptorProto_Edition_field_number          protoreflect.FieldNumber = 13
+	FileDescriptorProto_Edition_field_number          protoreflect.FieldNumber = 14
 )
 
 // Names for google.protobuf.DescriptorProto.
@@ -183,13 +204,64 @@ const (
 // Field names for google.protobuf.ExtensionRangeOptions.
 const (
 	ExtensionRangeOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
+	ExtensionRangeOptions_Declaration_field_name         protoreflect.Name = "declaration"
+	ExtensionRangeOptions_Features_field_name            protoreflect.Name = "features"
+	ExtensionRangeOptions_Verification_field_name        protoreflect.Name = "verification"
 
 	ExtensionRangeOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.uninterpreted_option"
+	ExtensionRangeOptions_Declaration_field_fullname         protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.declaration"
+	ExtensionRangeOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.features"
+	ExtensionRangeOptions_Verification_field_fullname        protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.verification"
 )
 
 // Field numbers for google.protobuf.ExtensionRangeOptions.
 const (
 	ExtensionRangeOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
+	ExtensionRangeOptions_Declaration_field_number         protoreflect.FieldNumber = 2
+	ExtensionRangeOptions_Features_field_number            protoreflect.FieldNumber = 50
+	ExtensionRangeOptions_Verification_field_number        protoreflect.FieldNumber = 3
+)
+
+// Full and short names for google.protobuf.ExtensionRangeOptions.VerificationState.
+const (
+	ExtensionRangeOptions_VerificationState_enum_fullname = "google.protobuf.ExtensionRangeOptions.VerificationState"
+	ExtensionRangeOptions_VerificationState_enum_name     = "VerificationState"
+)
+
+// Enum values for google.protobuf.ExtensionRangeOptions.VerificationState.
+const (
+	ExtensionRangeOptions_DECLARATION_enum_value = 0
+	ExtensionRangeOptions_UNVERIFIED_enum_value  = 1
+)
+
+// Names for google.protobuf.ExtensionRangeOptions.Declaration.
+const (
+	ExtensionRangeOptions_Declaration_message_name     protoreflect.Name     = "Declaration"
+	ExtensionRangeOptions_Declaration_message_fullname protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration"
+)
+
+// Field names for google.protobuf.ExtensionRangeOptions.Declaration.
+const (
+	ExtensionRangeOptions_Declaration_Number_field_name   protoreflect.Name = "number"
+	ExtensionRangeOptions_Declaration_FullName_field_name protoreflect.Name = "full_name"
+	ExtensionRangeOptions_Declaration_Type_field_name     protoreflect.Name = "type"
+	ExtensionRangeOptions_Declaration_Reserved_field_name protoreflect.Name = "reserved"
+	ExtensionRangeOptions_Declaration_Repeated_field_name protoreflect.Name = "repeated"
+
+	ExtensionRangeOptions_Declaration_Number_field_fullname   protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration.number"
+	ExtensionRangeOptions_Declaration_FullName_field_fullname protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration.full_name"
+	ExtensionRangeOptions_Declaration_Type_field_fullname     protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration.type"
+	ExtensionRangeOptions_Declaration_Reserved_field_fullname protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration.reserved"
+	ExtensionRangeOptions_Declaration_Repeated_field_fullname protoreflect.FullName = "google.protobuf.ExtensionRangeOptions.Declaration.repeated"
+)
+
+// Field numbers for google.protobuf.ExtensionRangeOptions.Declaration.
+const (
+	ExtensionRangeOptions_Declaration_Number_field_number   protoreflect.FieldNumber = 1
+	ExtensionRangeOptions_Declaration_FullName_field_number protoreflect.FieldNumber = 2
+	ExtensionRangeOptions_Declaration_Type_field_number     protoreflect.FieldNumber = 3
+	ExtensionRangeOptions_Declaration_Reserved_field_number protoreflect.FieldNumber = 5
+	ExtensionRangeOptions_Declaration_Repeated_field_number protoreflect.FieldNumber = 6
 )
 
 // Names for google.protobuf.FieldDescriptorProto.
@@ -246,12 +318,41 @@ const (
 	FieldDescriptorProto_Type_enum_name     = "Type"
 )
 
+// Enum values for google.protobuf.FieldDescriptorProto.Type.
+const (
+	FieldDescriptorProto_TYPE_DOUBLE_enum_value   = 1
+	FieldDescriptorProto_TYPE_FLOAT_enum_value    = 2
+	FieldDescriptorProto_TYPE_INT64_enum_value    = 3
+	FieldDescriptorProto_TYPE_UINT64_enum_value   = 4
+	FieldDescriptorProto_TYPE_INT32_enum_value    = 5
+	FieldDescriptorProto_TYPE_FIXED64_enum_value  = 6
+	FieldDescriptorProto_TYPE_FIXED32_enum_value  = 7
+	FieldDescriptorProto_TYPE_BOOL_enum_value     = 8
+	FieldDescriptorProto_TYPE_STRING_enum_value   = 9
+	FieldDescriptorProto_TYPE_GROUP_enum_value    = 10
+	FieldDescriptorProto_TYPE_MESSAGE_enum_value  = 11
+	FieldDescriptorProto_TYPE_BYTES_enum_value    = 12
+	FieldDescriptorProto_TYPE_UINT32_enum_value   = 13
+	FieldDescriptorProto_TYPE_ENUM_enum_value     = 14
+	FieldDescriptorProto_TYPE_SFIXED32_enum_value = 15
+	FieldDescriptorProto_TYPE_SFIXED64_enum_value = 16
+	FieldDescriptorProto_TYPE_SINT32_enum_value   = 17
+	FieldDescriptorProto_TYPE_SINT64_enum_value   = 18
+)
+
 // Full and short names for google.protobuf.FieldDescriptorProto.Label.
 const (
 	FieldDescriptorProto_Label_enum_fullname = "google.protobuf.FieldDescriptorProto.Label"
 	FieldDescriptorProto_Label_enum_name     = "Label"
 )
 
+// Enum values for google.protobuf.FieldDescriptorProto.Label.
+const (
+	FieldDescriptorProto_LABEL_OPTIONAL_enum_value = 1
+	FieldDescriptorProto_LABEL_REPEATED_enum_value = 3
+	FieldDescriptorProto_LABEL_REQUIRED_enum_value = 2
+)
+
 // Names for google.protobuf.OneofDescriptorProto.
 const (
 	OneofDescriptorProto_message_name     protoreflect.Name     = "OneofDescriptorProto"
@@ -423,7 +524,6 @@ const (
 	FileOptions_CcGenericServices_field_name         protoreflect.Name = "cc_generic_services"
 	FileOptions_JavaGenericServices_field_name       protoreflect.Name = "java_generic_services"
 	FileOptions_PyGenericServices_field_name         protoreflect.Name = "py_generic_services"
-	FileOptions_PhpGenericServices_field_name        protoreflect.Name = "php_generic_services"
 	FileOptions_Deprecated_field_name                protoreflect.Name = "deprecated"
 	FileOptions_CcEnableArenas_field_name            protoreflect.Name = "cc_enable_arenas"
 	FileOptions_ObjcClassPrefix_field_name           protoreflect.Name = "objc_class_prefix"
@@ -433,6 +533,7 @@ const (
 	FileOptions_PhpNamespace_field_name              protoreflect.Name = "php_namespace"
 	FileOptions_PhpMetadataNamespace_field_name      protoreflect.Name = "php_metadata_namespace"
 	FileOptions_RubyPackage_field_name               protoreflect.Name = "ruby_package"
+	FileOptions_Features_field_name                  protoreflect.Name = "features"
 	FileOptions_UninterpretedOption_field_name       protoreflect.Name = "uninterpreted_option"
 
 	FileOptions_JavaPackage_field_fullname               protoreflect.FullName = "google.protobuf.FileOptions.java_package"
@@ -445,7 +546,6 @@ const (
 	FileOptions_CcGenericServices_field_fullname         protoreflect.FullName = "google.protobuf.FileOptions.cc_generic_services"
 	FileOptions_JavaGenericServices_field_fullname       protoreflect.FullName = "google.protobuf.FileOptions.java_generic_services"
 	FileOptions_PyGenericServices_field_fullname         protoreflect.FullName = "google.protobuf.FileOptions.py_generic_services"
-	FileOptions_PhpGenericServices_field_fullname        protoreflect.FullName = "google.protobuf.FileOptions.php_generic_services"
 	FileOptions_Deprecated_field_fullname                protoreflect.FullName = "google.protobuf.FileOptions.deprecated"
 	FileOptions_CcEnableArenas_field_fullname            protoreflect.FullName = "google.protobuf.FileOptions.cc_enable_arenas"
 	FileOptions_ObjcClassPrefix_field_fullname           protoreflect.FullName = "google.protobuf.FileOptions.objc_class_prefix"
@@ -455,6 +555,7 @@ const (
 	FileOptions_PhpNamespace_field_fullname              protoreflect.FullName = "google.protobuf.FileOptions.php_namespace"
 	FileOptions_PhpMetadataNamespace_field_fullname      protoreflect.FullName = "google.protobuf.FileOptions.php_metadata_namespace"
 	FileOptions_RubyPackage_field_fullname               protoreflect.FullName = "google.protobuf.FileOptions.ruby_package"
+	FileOptions_Features_field_fullname                  protoreflect.FullName = "google.protobuf.FileOptions.features"
 	FileOptions_UninterpretedOption_field_fullname       protoreflect.FullName = "google.protobuf.FileOptions.uninterpreted_option"
 )
 
@@ -470,7 +571,6 @@ const (
 	FileOptions_CcGenericServices_field_number         protoreflect.FieldNumber = 16
 	FileOptions_JavaGenericServices_field_number       protoreflect.FieldNumber = 17
 	FileOptions_PyGenericServices_field_number         protoreflect.FieldNumber = 18
-	FileOptions_PhpGenericServices_field_number        protoreflect.FieldNumber = 42
 	FileOptions_Deprecated_field_number                protoreflect.FieldNumber = 23
 	FileOptions_CcEnableArenas_field_number            protoreflect.FieldNumber = 31
 	FileOptions_ObjcClassPrefix_field_number           protoreflect.FieldNumber = 36
@@ -480,6 +580,7 @@ const (
 	FileOptions_PhpNamespace_field_number              protoreflect.FieldNumber = 41
 	FileOptions_PhpMetadataNamespace_field_number      protoreflect.FieldNumber = 44
 	FileOptions_RubyPackage_field_number               protoreflect.FieldNumber = 45
+	FileOptions_Features_field_number                  protoreflect.FieldNumber = 50
 	FileOptions_UninterpretedOption_field_number       protoreflect.FieldNumber = 999
 )
 
@@ -489,6 +590,13 @@ const (
 	FileOptions_OptimizeMode_enum_name     = "OptimizeMode"
 )
 
+// Enum values for google.protobuf.FileOptions.OptimizeMode.
+const (
+	FileOptions_SPEED_enum_value        = 1
+	FileOptions_CODE_SIZE_enum_value    = 2
+	FileOptions_LITE_RUNTIME_enum_value = 3
+)
+
 // Names for google.protobuf.MessageOptions.
 const (
 	MessageOptions_message_name     protoreflect.Name     = "MessageOptions"
@@ -502,6 +610,7 @@ const (
 	MessageOptions_Deprecated_field_name                         protoreflect.Name = "deprecated"
 	MessageOptions_MapEntry_field_name                           protoreflect.Name = "map_entry"
 	MessageOptions_DeprecatedLegacyJsonFieldConflicts_field_name protoreflect.Name = "deprecated_legacy_json_field_conflicts"
+	MessageOptions_Features_field_name                           protoreflect.Name = "features"
 	MessageOptions_UninterpretedOption_field_name                protoreflect.Name = "uninterpreted_option"
 
 	MessageOptions_MessageSetWireFormat_field_fullname               protoreflect.FullName = "google.protobuf.MessageOptions.message_set_wire_format"
@@ -509,6 +618,7 @@ const (
 	MessageOptions_Deprecated_field_fullname                         protoreflect.FullName = "google.protobuf.MessageOptions.deprecated"
 	MessageOptions_MapEntry_field_fullname                           protoreflect.FullName = "google.protobuf.MessageOptions.map_entry"
 	MessageOptions_DeprecatedLegacyJsonFieldConflicts_field_fullname protoreflect.FullName = "google.protobuf.MessageOptions.deprecated_legacy_json_field_conflicts"
+	MessageOptions_Features_field_fullname                           protoreflect.FullName = "google.protobuf.MessageOptions.features"
 	MessageOptions_UninterpretedOption_field_fullname                protoreflect.FullName = "google.protobuf.MessageOptions.uninterpreted_option"
 )
 
@@ -519,6 +629,7 @@ const (
 	MessageOptions_Deprecated_field_number                         protoreflect.FieldNumber = 3
 	MessageOptions_MapEntry_field_number                           protoreflect.FieldNumber = 7
 	MessageOptions_DeprecatedLegacyJsonFieldConflicts_field_number protoreflect.FieldNumber = 11
+	MessageOptions_Features_field_number                           protoreflect.FieldNumber = 12
 	MessageOptions_UninterpretedOption_field_number                protoreflect.FieldNumber = 999
 )
 
@@ -539,7 +650,9 @@ const (
 	FieldOptions_Weak_field_name                protoreflect.Name = "weak"
 	FieldOptions_DebugRedact_field_name         protoreflect.Name = "debug_redact"
 	FieldOptions_Retention_field_name           protoreflect.Name = "retention"
-	FieldOptions_Target_field_name              protoreflect.Name = "target"
+	FieldOptions_Targets_field_name             protoreflect.Name = "targets"
+	FieldOptions_EditionDefaults_field_name     protoreflect.Name = "edition_defaults"
+	FieldOptions_Features_field_name            protoreflect.Name = "features"
 	FieldOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
 
 	FieldOptions_Ctype_field_fullname               protoreflect.FullName = "google.protobuf.FieldOptions.ctype"
@@ -551,7 +664,9 @@ const (
 	FieldOptions_Weak_field_fullname                protoreflect.FullName = "google.protobuf.FieldOptions.weak"
 	FieldOptions_DebugRedact_field_fullname         protoreflect.FullName = "google.protobuf.FieldOptions.debug_redact"
 	FieldOptions_Retention_field_fullname           protoreflect.FullName = "google.protobuf.FieldOptions.retention"
-	FieldOptions_Target_field_fullname              protoreflect.FullName = "google.protobuf.FieldOptions.target"
+	FieldOptions_Targets_field_fullname             protoreflect.FullName = "google.protobuf.FieldOptions.targets"
+	FieldOptions_EditionDefaults_field_fullname     protoreflect.FullName = "google.protobuf.FieldOptions.edition_defaults"
+	FieldOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.FieldOptions.features"
 	FieldOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.FieldOptions.uninterpreted_option"
 )
 
@@ -566,7 +681,9 @@ const (
 	FieldOptions_Weak_field_number                protoreflect.FieldNumber = 10
 	FieldOptions_DebugRedact_field_number         protoreflect.FieldNumber = 16
 	FieldOptions_Retention_field_number           protoreflect.FieldNumber = 17
-	FieldOptions_Target_field_number              protoreflect.FieldNumber = 18
+	FieldOptions_Targets_field_number             protoreflect.FieldNumber = 19
+	FieldOptions_EditionDefaults_field_number     protoreflect.FieldNumber = 20
+	FieldOptions_Features_field_number            protoreflect.FieldNumber = 21
 	FieldOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
 )
 
@@ -576,24 +693,80 @@ const (
 	FieldOptions_CType_enum_name     = "CType"
 )
 
+// Enum values for google.protobuf.FieldOptions.CType.
+const (
+	FieldOptions_STRING_enum_value       = 0
+	FieldOptions_CORD_enum_value         = 1
+	FieldOptions_STRING_PIECE_enum_value = 2
+)
+
 // Full and short names for google.protobuf.FieldOptions.JSType.
 const (
 	FieldOptions_JSType_enum_fullname = "google.protobuf.FieldOptions.JSType"
 	FieldOptions_JSType_enum_name     = "JSType"
 )
 
+// Enum values for google.protobuf.FieldOptions.JSType.
+const (
+	FieldOptions_JS_NORMAL_enum_value = 0
+	FieldOptions_JS_STRING_enum_value = 1
+	FieldOptions_JS_NUMBER_enum_value = 2
+)
+
 // Full and short names for google.protobuf.FieldOptions.OptionRetention.
 const (
 	FieldOptions_OptionRetention_enum_fullname = "google.protobuf.FieldOptions.OptionRetention"
 	FieldOptions_OptionRetention_enum_name     = "OptionRetention"
 )
 
+// Enum values for google.protobuf.FieldOptions.OptionRetention.
+const (
+	FieldOptions_RETENTION_UNKNOWN_enum_value = 0
+	FieldOptions_RETENTION_RUNTIME_enum_value = 1
+	FieldOptions_RETENTION_SOURCE_enum_value  = 2
+)
+
 // Full and short names for google.protobuf.FieldOptions.OptionTargetType.
 const (
 	FieldOptions_OptionTargetType_enum_fullname = "google.protobuf.FieldOptions.OptionTargetType"
 	FieldOptions_OptionTargetType_enum_name     = "OptionTargetType"
 )
 
+// Enum values for google.protobuf.FieldOptions.OptionTargetType.
+const (
+	FieldOptions_TARGET_TYPE_UNKNOWN_enum_value         = 0
+	FieldOptions_TARGET_TYPE_FILE_enum_value            = 1
+	FieldOptions_TARGET_TYPE_EXTENSION_RANGE_enum_value = 2
+	FieldOptions_TARGET_TYPE_MESSAGE_enum_value         = 3
+	FieldOptions_TARGET_TYPE_FIELD_enum_value           = 4
+	FieldOptions_TARGET_TYPE_ONEOF_enum_value           = 5
+	FieldOptions_TARGET_TYPE_ENUM_enum_value            = 6
+	FieldOptions_TARGET_TYPE_ENUM_ENTRY_enum_value      = 7
+	FieldOptions_TARGET_TYPE_SERVICE_enum_value         = 8
+	FieldOptions_TARGET_TYPE_METHOD_enum_value          = 9
+)
+
+// Names for google.protobuf.FieldOptions.EditionDefault.
+const (
+	FieldOptions_EditionDefault_message_name     protoreflect.Name     = "EditionDefault"
+	FieldOptions_EditionDefault_message_fullname protoreflect.FullName = "google.protobuf.FieldOptions.EditionDefault"
+)
+
+// Field names for google.protobuf.FieldOptions.EditionDefault.
+const (
+	FieldOptions_EditionDefault_Edition_field_name protoreflect.Name = "edition"
+	FieldOptions_EditionDefault_Value_field_name   protoreflect.Name = "value"
+
+	FieldOptions_EditionDefault_Edition_field_fullname protoreflect.FullName = "google.protobuf.FieldOptions.EditionDefault.edition"
+	FieldOptions_EditionDefault_Value_field_fullname   protoreflect.FullName = "google.protobuf.FieldOptions.EditionDefault.value"
+)
+
+// Field numbers for google.protobuf.FieldOptions.EditionDefault.
+const (
+	FieldOptions_EditionDefault_Edition_field_number protoreflect.FieldNumber = 3
+	FieldOptions_EditionDefault_Value_field_number   protoreflect.FieldNumber = 2
+)
+
 // Names for google.protobuf.OneofOptions.
 const (
 	OneofOptions_message_name     protoreflect.Name     = "OneofOptions"
@@ -602,13 +775,16 @@ const (
 
 // Field names for google.protobuf.OneofOptions.
 const (
+	OneofOptions_Features_field_name            protoreflect.Name = "features"
 	OneofOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
 
+	OneofOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.OneofOptions.features"
 	OneofOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.OneofOptions.uninterpreted_option"
 )
 
 // Field numbers for google.protobuf.OneofOptions.
 const (
+	OneofOptions_Features_field_number            protoreflect.FieldNumber = 1
 	OneofOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
 )
 
@@ -623,11 +799,13 @@ const (
 	EnumOptions_AllowAlias_field_name                         protoreflect.Name = "allow_alias"
 	EnumOptions_Deprecated_field_name                         protoreflect.Name = "deprecated"
 	EnumOptions_DeprecatedLegacyJsonFieldConflicts_field_name protoreflect.Name = "deprecated_legacy_json_field_conflicts"
+	EnumOptions_Features_field_name                           protoreflect.Name = "features"
 	EnumOptions_UninterpretedOption_field_name                protoreflect.Name = "uninterpreted_option"
 
 	EnumOptions_AllowAlias_field_fullname                         protoreflect.FullName = "google.protobuf.EnumOptions.allow_alias"
 	EnumOptions_Deprecated_field_fullname                         protoreflect.FullName = "google.protobuf.EnumOptions.deprecated"
 	EnumOptions_DeprecatedLegacyJsonFieldConflicts_field_fullname protoreflect.FullName = "google.protobuf.EnumOptions.deprecated_legacy_json_field_conflicts"
+	EnumOptions_Features_field_fullname                           protoreflect.FullName = "google.protobuf.EnumOptions.features"
 	EnumOptions_UninterpretedOption_field_fullname                protoreflect.FullName = "google.protobuf.EnumOptions.uninterpreted_option"
 )
 
@@ -636,6 +814,7 @@ const (
 	EnumOptions_AllowAlias_field_number                         protoreflect.FieldNumber = 2
 	EnumOptions_Deprecated_field_number                         protoreflect.FieldNumber = 3
 	EnumOptions_DeprecatedLegacyJsonFieldConflicts_field_number protoreflect.FieldNumber = 6
+	EnumOptions_Features_field_number                           protoreflect.FieldNumber = 7
 	EnumOptions_UninterpretedOption_field_number                protoreflect.FieldNumber = 999
 )
 
@@ -648,15 +827,21 @@ const (
 // Field names for google.protobuf.EnumValueOptions.
 const (
 	EnumValueOptions_Deprecated_field_name          protoreflect.Name = "deprecated"
+	EnumValueOptions_Features_field_name            protoreflect.Name = "features"
+	EnumValueOptions_DebugRedact_field_name         protoreflect.Name = "debug_redact"
 	EnumValueOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
 
 	EnumValueOptions_Deprecated_field_fullname          protoreflect.FullName = "google.protobuf.EnumValueOptions.deprecated"
+	EnumValueOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.EnumValueOptions.features"
+	EnumValueOptions_DebugRedact_field_fullname         protoreflect.FullName = "google.protobuf.EnumValueOptions.debug_redact"
 	EnumValueOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.EnumValueOptions.uninterpreted_option"
 )
 
 // Field numbers for google.protobuf.EnumValueOptions.
 const (
 	EnumValueOptions_Deprecated_field_number          protoreflect.FieldNumber = 1
+	EnumValueOptions_Features_field_number            protoreflect.FieldNumber = 2
+	EnumValueOptions_DebugRedact_field_number         protoreflect.FieldNumber = 3
 	EnumValueOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
 )
 
@@ -668,15 +853,18 @@ const (
 
 // Field names for google.protobuf.ServiceOptions.
 const (
+	ServiceOptions_Features_field_name            protoreflect.Name = "features"
 	ServiceOptions_Deprecated_field_name          protoreflect.Name = "deprecated"
 	ServiceOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
 
+	ServiceOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.ServiceOptions.features"
 	ServiceOptions_Deprecated_field_fullname          protoreflect.FullName = "google.protobuf.ServiceOptions.deprecated"
 	ServiceOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.ServiceOptions.uninterpreted_option"
 )
 
 // Field numbers for google.protobuf.ServiceOptions.
 const (
+	ServiceOptions_Features_field_number            protoreflect.FieldNumber = 34
 	ServiceOptions_Deprecated_field_number          protoreflect.FieldNumber = 33
 	ServiceOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
 )
@@ -691,10 +879,12 @@ const (
 const (
 	MethodOptions_Deprecated_field_name          protoreflect.Name = "deprecated"
 	MethodOptions_IdempotencyLevel_field_name    protoreflect.Name = "idempotency_level"
+	MethodOptions_Features_field_name            protoreflect.Name = "features"
 	MethodOptions_UninterpretedOption_field_name protoreflect.Name = "uninterpreted_option"
 
 	MethodOptions_Deprecated_field_fullname          protoreflect.FullName = "google.protobuf.MethodOptions.deprecated"
 	MethodOptions_IdempotencyLevel_field_fullname    protoreflect.FullName = "google.protobuf.MethodOptions.idempotency_level"
+	MethodOptions_Features_field_fullname            protoreflect.FullName = "google.protobuf.MethodOptions.features"
 	MethodOptions_UninterpretedOption_field_fullname protoreflect.FullName = "google.protobuf.MethodOptions.uninterpreted_option"
 )
 
@@ -702,6 +892,7 @@ const (
 const (
 	MethodOptions_Deprecated_field_number          protoreflect.FieldNumber = 33
 	MethodOptions_IdempotencyLevel_field_number    protoreflect.FieldNumber = 34
+	MethodOptions_Features_field_number            protoreflect.FieldNumber = 35
 	MethodOptions_UninterpretedOption_field_number protoreflect.FieldNumber = 999
 )
 
@@ -711,6 +902,13 @@ const (
 	MethodOptions_IdempotencyLevel_enum_name     = "IdempotencyLevel"
 )
 
+// Enum values for google.protobuf.MethodOptions.IdempotencyLevel.
+const (
+	MethodOptions_IDEMPOTENCY_UNKNOWN_enum_value = 0
+	MethodOptions_NO_SIDE_EFFECTS_enum_value     = 1
+	MethodOptions_IDEMPOTENT_enum_value          = 2
+)
+
 // Names for google.protobuf.UninterpretedOption.
 const (
 	UninterpretedOption_message_name     protoreflect.Name     = "UninterpretedOption"
@@ -768,6 +966,163 @@ const (
 	UninterpretedOption_NamePart_IsExtension_field_number protoreflect.FieldNumber = 2
 )
 
+// Names for google.protobuf.FeatureSet.
+const (
+	FeatureSet_message_name     protoreflect.Name     = "FeatureSet"
+	FeatureSet_message_fullname protoreflect.FullName = "google.protobuf.FeatureSet"
+)
+
+// Field names for google.protobuf.FeatureSet.
+const (
+	FeatureSet_FieldPresence_field_name         protoreflect.Name = "field_presence"
+	FeatureSet_EnumType_field_name              protoreflect.Name = "enum_type"
+	FeatureSet_RepeatedFieldEncoding_field_name protoreflect.Name = "repeated_field_encoding"
+	FeatureSet_Utf8Validation_field_name        protoreflect.Name = "utf8_validation"
+	FeatureSet_MessageEncoding_field_name       protoreflect.Name = "message_encoding"
+	FeatureSet_JsonFormat_field_name            protoreflect.Name = "json_format"
+
+	FeatureSet_FieldPresence_field_fullname         protoreflect.FullName = "google.protobuf.FeatureSet.field_presence"
+	FeatureSet_EnumType_field_fullname              protoreflect.FullName = "google.protobuf.FeatureSet.enum_type"
+	FeatureSet_RepeatedFieldEncoding_field_fullname protoreflect.FullName = "google.protobuf.FeatureSet.repeated_field_encoding"
+	FeatureSet_Utf8Validation_field_fullname        protoreflect.FullName = "google.protobuf.FeatureSet.utf8_validation"
+	FeatureSet_MessageEncoding_field_fullname       protoreflect.FullName = "google.protobuf.FeatureSet.message_encoding"
+	FeatureSet_JsonFormat_field_fullname            protoreflect.FullName = "google.protobuf.FeatureSet.json_format"
+)
+
+// Field numbers for google.protobuf.FeatureSet.
+const (
+	FeatureSet_FieldPresence_field_number         protoreflect.FieldNumber = 1
+	FeatureSet_EnumType_field_number              protoreflect.FieldNumber = 2
+	FeatureSet_RepeatedFieldEncoding_field_number protoreflect.FieldNumber = 3
+	FeatureSet_Utf8Validation_field_number        protoreflect.FieldNumber = 4
+	FeatureSet_MessageEncoding_field_number       protoreflect.FieldNumber = 5
+	FeatureSet_JsonFormat_field_number            protoreflect.FieldNumber = 6
+)
+
+// Full and short names for google.protobuf.FeatureSet.FieldPresence.
+const (
+	FeatureSet_FieldPresence_enum_fullname = "google.protobuf.FeatureSet.FieldPresence"
+	FeatureSet_FieldPresence_enum_name     = "FieldPresence"
+)
+
+// Enum values for google.protobuf.FeatureSet.FieldPresence.
+const (
+	FeatureSet_FIELD_PRESENCE_UNKNOWN_enum_value = 0
+	FeatureSet_EXPLICIT_enum_value               = 1
+	FeatureSet_IMPLICIT_enum_value               = 2
+	FeatureSet_LEGACY_REQUIRED_enum_value        = 3
+)
+
+// Full and short names for google.protobuf.FeatureSet.EnumType.
+const (
+	FeatureSet_EnumType_enum_fullname = "google.protobuf.FeatureSet.EnumType"
+	FeatureSet_EnumType_enum_name     = "EnumType"
+)
+
+// Enum values for google.protobuf.FeatureSet.EnumType.
+const (
+	FeatureSet_ENUM_TYPE_UNKNOWN_enum_value = 0
+	FeatureSet_OPEN_enum_value              = 1
+	FeatureSet_CLOSED_enum_value            = 2
+)
+
+// Full and short names for google.protobuf.FeatureSet.RepeatedFieldEncoding.
+const (
+	FeatureSet_RepeatedFieldEncoding_enum_fullname = "google.protobuf.FeatureSet.RepeatedFieldEncoding"
+	FeatureSet_RepeatedFieldEncoding_enum_name     = "RepeatedFieldEncoding"
+)
+
+// Enum values for google.protobuf.FeatureSet.RepeatedFieldEncoding.
+const (
+	FeatureSet_REPEATED_FIELD_ENCODING_UNKNOWN_enum_value = 0
+	FeatureSet_PACKED_enum_value                          = 1
+	FeatureSet_EXPANDED_enum_value                        = 2
+)
+
+// Full and short names for google.protobuf.FeatureSet.Utf8Validation.
+const (
+	FeatureSet_Utf8Validation_enum_fullname = "google.protobuf.FeatureSet.Utf8Validation"
+	FeatureSet_Utf8Validation_enum_name     = "Utf8Validation"
+)
+
+// Enum values for google.protobuf.FeatureSet.Utf8Validation.
+const (
+	FeatureSet_UTF8_VALIDATION_UNKNOWN_enum_value = 0
+	FeatureSet_VERIFY_enum_value                  = 2
+	FeatureSet_NONE_enum_value                    = 3
+)
+
+// Full and short names for google.protobuf.FeatureSet.MessageEncoding.
+const (
+	FeatureSet_MessageEncoding_enum_fullname = "google.protobuf.FeatureSet.MessageEncoding"
+	FeatureSet_MessageEncoding_enum_name     = "MessageEncoding"
+)
+
+// Enum values for google.protobuf.FeatureSet.MessageEncoding.
+const (
+	FeatureSet_MESSAGE_ENCODING_UNKNOWN_enum_value = 0
+	FeatureSet_LENGTH_PREFIXED_enum_value          = 1
+	FeatureSet_DELIMITED_enum_value                = 2
+)
+
+// Full and short names for google.protobuf.FeatureSet.JsonFormat.
+const (
+	FeatureSet_JsonFormat_enum_fullname = "google.protobuf.FeatureSet.JsonFormat"
+	FeatureSet_JsonFormat_enum_name     = "JsonFormat"
+)
+
+// Enum values for google.protobuf.FeatureSet.JsonFormat.
+const (
+	FeatureSet_JSON_FORMAT_UNKNOWN_enum_value = 0
+	FeatureSet_ALLOW_enum_value               = 1
+	FeatureSet_LEGACY_BEST_EFFORT_enum_value  = 2
+)
+
+// Names for google.protobuf.FeatureSetDefaults.
+const (
+	FeatureSetDefaults_message_name     protoreflect.Name     = "FeatureSetDefaults"
+	FeatureSetDefaults_message_fullname protoreflect.FullName = "google.protobuf.FeatureSetDefaults"
+)
+
+// Field names for google.protobuf.FeatureSetDefaults.
+const (
+	FeatureSetDefaults_Defaults_field_name       protoreflect.Name = "defaults"
+	FeatureSetDefaults_MinimumEdition_field_name protoreflect.Name = "minimum_edition"
+	FeatureSetDefaults_MaximumEdition_field_name protoreflect.Name = "maximum_edition"
+
+	FeatureSetDefaults_Defaults_field_fullname       protoreflect.FullName = "google.protobuf.FeatureSetDefaults.defaults"
+	FeatureSetDefaults_MinimumEdition_field_fullname protoreflect.FullName = "google.protobuf.FeatureSetDefaults.minimum_edition"
+	FeatureSetDefaults_MaximumEdition_field_fullname protoreflect.FullName = "google.protobuf.FeatureSetDefaults.maximum_edition"
+)
+
+// Field numbers for google.protobuf.FeatureSetDefaults.
+const (
+	FeatureSetDefaults_Defaults_field_number       protoreflect.FieldNumber = 1
+	FeatureSetDefaults_MinimumEdition_field_number protoreflect.FieldNumber = 4
+	FeatureSetDefaults_MaximumEdition_field_number protoreflect.FieldNumber = 5
+)
+
+// Names for google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault.
+const (
+	FeatureSetDefaults_FeatureSetEditionDefault_message_name     protoreflect.Name     = "FeatureSetEditionDefault"
+	FeatureSetDefaults_FeatureSetEditionDefault_message_fullname protoreflect.FullName = "google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault"
+)
+
+// Field names for google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault.
+const (
+	FeatureSetDefaults_FeatureSetEditionDefault_Edition_field_name  protoreflect.Name = "edition"
+	FeatureSetDefaults_FeatureSetEditionDefault_Features_field_name protoreflect.Name = "features"
+
+	FeatureSetDefaults_FeatureSetEditionDefault_Edition_field_fullname  protoreflect.FullName = "google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault.edition"
+	FeatureSetDefaults_FeatureSetEditionDefault_Features_field_fullname protoreflect.FullName = "google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault.features"
+)
+
+// Field numbers for google.protobuf.FeatureSetDefaults.FeatureSetEditionDefault.
+const (
+	FeatureSetDefaults_FeatureSetEditionDefault_Edition_field_number  protoreflect.FieldNumber = 3
+	FeatureSetDefaults_FeatureSetEditionDefault_Features_field_number protoreflect.FieldNumber = 2
+)
+
 // Names for google.protobuf.SourceCodeInfo.
 const (
 	SourceCodeInfo_message_name     protoreflect.Name     = "SourceCodeInfo"
@@ -869,3 +1224,10 @@ const (
 	GeneratedCodeInfo_Annotation_Semantic_enum_fullname = "google.protobuf.GeneratedCodeInfo.Annotation.Semantic"
 	GeneratedCodeInfo_Annotation_Semantic_enum_name     = "Semantic"
 )
+
+// Enum values for google.protobuf.GeneratedCodeInfo.Annotation.Semantic.
+const (
+	GeneratedCodeInfo_Annotation_NONE_enum_value  = 0
+	GeneratedCodeInfo_Annotation_SET_enum_value   = 1
+	GeneratedCodeInfo_Annotation_ALIAS_enum_value = 2
+)

vendor/google.golang.org/protobuf/internal/genid/go_features_gen.go

@@ -0,0 +1,31 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Code generated by generate-protos. DO NOT EDIT.
+
+package genid
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+)
+
+const File_reflect_protodesc_proto_go_features_proto = "reflect/protodesc/proto/go_features.proto"
+
+// Names for google.protobuf.GoFeatures.
+const (
+	GoFeatures_message_name     protoreflect.Name     = "GoFeatures"
+	GoFeatures_message_fullname protoreflect.FullName = "google.protobuf.GoFeatures"
+)
+
+// Field names for google.protobuf.GoFeatures.
+const (
+	GoFeatures_LegacyUnmarshalJsonEnum_field_name protoreflect.Name = "legacy_unmarshal_json_enum"
+
+	GoFeatures_LegacyUnmarshalJsonEnum_field_fullname protoreflect.FullName = "google.protobuf.GoFeatures.legacy_unmarshal_json_enum"
+)
+
+// Field numbers for google.protobuf.GoFeatures.
+const (
+	GoFeatures_LegacyUnmarshalJsonEnum_field_number protoreflect.FieldNumber = 1
+)

vendor/google.golang.org/protobuf/internal/genid/struct_gen.go

@@ -18,6 +18,11 @@ const (
 	NullValue_enum_name     = "NullValue"
 )
 
+// Enum values for google.protobuf.NullValue.
+const (
+	NullValue_NULL_VALUE_enum_value = 0
+)
+
 // Names for google.protobuf.Struct.
 const (
 	Struct_message_name     protoreflect.Name     = "Struct"

vendor/google.golang.org/protobuf/internal/genid/type_gen.go

@@ -18,6 +18,13 @@ const (
 	Syntax_enum_name     = "Syntax"
 )
 
+// Enum values for google.protobuf.Syntax.
+const (
+	Syntax_SYNTAX_PROTO2_enum_value   = 0
+	Syntax_SYNTAX_PROTO3_enum_value   = 1
+	Syntax_SYNTAX_EDITIONS_enum_value = 2
+)
+
 // Names for google.protobuf.Type.
 const (
 	Type_message_name     protoreflect.Name     = "Type"
@@ -32,6 +39,7 @@ const (
 	Type_Options_field_name       protoreflect.Name = "options"
 	Type_SourceContext_field_name protoreflect.Name = "source_context"
 	Type_Syntax_field_name        protoreflect.Name = "syntax"
+	Type_Edition_field_name       protoreflect.Name = "edition"
 
 	Type_Name_field_fullname          protoreflect.FullName = "google.protobuf.Type.name"
 	Type_Fields_field_fullname        protoreflect.FullName = "google.protobuf.Type.fields"
@@ -39,6 +47,7 @@ const (
 	Type_Options_field_fullname       protoreflect.FullName = "google.protobuf.Type.options"
 	Type_SourceContext_field_fullname protoreflect.FullName = "google.protobuf.Type.source_context"
 	Type_Syntax_field_fullname        protoreflect.FullName = "google.protobuf.Type.syntax"
+	Type_Edition_field_fullname       protoreflect.FullName = "google.protobuf.Type.edition"
 )
 
 // Field numbers for google.protobuf.Type.
@@ -49,6 +58,7 @@ const (
 	Type_Options_field_number       protoreflect.FieldNumber = 4
 	Type_SourceContext_field_number protoreflect.FieldNumber = 5
 	Type_Syntax_field_number        protoreflect.FieldNumber = 6
+	Type_Edition_field_number       protoreflect.FieldNumber = 7
 )
 
 // Names for google.protobuf.Field.
@@ -102,12 +112,43 @@ const (
 	Field_Kind_enum_name     = "Kind"
 )
 
+// Enum values for google.protobuf.Field.Kind.
+const (
+	Field_TYPE_UNKNOWN_enum_value  = 0
+	Field_TYPE_DOUBLE_enum_value   = 1
+	Field_TYPE_FLOAT_enum_value    = 2
+	Field_TYPE_INT64_enum_value    = 3
+	Field_TYPE_UINT64_enum_value   = 4
+	Field_TYPE_INT32_enum_value    = 5
+	Field_TYPE_FIXED64_enum_value  = 6
+	Field_TYPE_FIXED32_enum_value  = 7
+	Field_TYPE_BOOL_enum_value     = 8
+	Field_TYPE_STRING_enum_value   = 9
+	Field_TYPE_GROUP_enum_value    = 10
+	Field_TYPE_MESSAGE_enum_value  = 11
+	Field_TYPE_BYTES_enum_value    = 12
+	Field_TYPE_UINT32_enum_value   = 13
+	Field_TYPE_ENUM_enum_value     = 14
+	Field_TYPE_SFIXED32_enum_value = 15
+	Field_TYPE_SFIXED64_enum_value = 16
+	Field_TYPE_SINT32_enum_value   = 17
+	Field_TYPE_SINT64_enum_value   = 18
+)
+
 // Full and short names for google.protobuf.Field.Cardinality.
 const (
 	Field_Cardinality_enum_fullname = "google.protobuf.Field.Cardinality"
 	Field_Cardinality_enum_name     = "Cardinality"
 )
 
+// Enum values for google.protobuf.Field.Cardinality.
+const (
+	Field_CARDINALITY_UNKNOWN_enum_value  = 0
+	Field_CARDINALITY_OPTIONAL_enum_value = 1
+	Field_CARDINALITY_REQUIRED_enum_value = 2
+	Field_CARDINALITY_REPEATED_enum_value = 3
+)
+
 // Names for google.protobuf.Enum.
 const (
 	Enum_message_name     protoreflect.Name     = "Enum"
@@ -121,12 +162,14 @@ const (
 	Enum_Options_field_name       protoreflect.Name = "options"
 	Enum_SourceContext_field_name protoreflect.Name = "source_context"
 	Enum_Syntax_field_name        protoreflect.Name = "syntax"
+	Enum_Edition_field_name       protoreflect.Name = "edition"
 
 	Enum_Name_field_fullname          protoreflect.FullName = "google.protobuf.Enum.name"
 	Enum_Enumvalue_field_fullname     protoreflect.FullName = "google.protobuf.Enum.enumvalue"
 	Enum_Options_field_fullname       protoreflect.FullName = "google.protobuf.Enum.options"
 	Enum_SourceContext_field_fullname protoreflect.FullName = "google.protobuf.Enum.source_context"
 	Enum_Syntax_field_fullname        protoreflect.FullName = "google.protobuf.Enum.syntax"
+	Enum_Edition_field_fullname       protoreflect.FullName = "google.protobuf.Enum.edition"
 )
 
 // Field numbers for google.protobuf.Enum.
@@ -136,6 +179,7 @@ const (
 	Enum_Options_field_number       protoreflect.FieldNumber = 3
 	Enum_SourceContext_field_number protoreflect.FieldNumber = 4
 	Enum_Syntax_field_number        protoreflect.FieldNumber = 5
+	Enum_Edition_field_number       protoreflect.FieldNumber = 6
 )
 
 // Names for google.protobuf.EnumValue.

vendor/google.golang.org/protobuf/internal/impl/codec_extension.go

@@ -21,26 +21,18 @@ type extensionFieldInfo struct {
 	validation          validationInfo
 }
 
-var legacyExtensionFieldInfoCache sync.Map // map[protoreflect.ExtensionType]*extensionFieldInfo
-
 func getExtensionFieldInfo(xt protoreflect.ExtensionType) *extensionFieldInfo {
 	if xi, ok := xt.(*ExtensionInfo); ok {
 		xi.lazyInit()
 		return xi.info
 	}
-	return legacyLoadExtensionFieldInfo(xt)
-}
-
-// legacyLoadExtensionFieldInfo dynamically loads a *ExtensionInfo for xt.
-func legacyLoadExtensionFieldInfo(xt protoreflect.ExtensionType) *extensionFieldInfo {
-	if xi, ok := legacyExtensionFieldInfoCache.Load(xt); ok {
-		return xi.(*extensionFieldInfo)
-	}
-	e := makeExtensionFieldInfo(xt.TypeDescriptor())
-	if e, ok := legacyMessageTypeCache.LoadOrStore(xt, e); ok {
-		return e.(*extensionFieldInfo)
-	}
-	return e
+	// Ideally we'd cache the resulting *extensionFieldInfo so we don't have to
+	// recompute this metadata repeatedly. But without support for something like
+	// weak references, such a cache would pin temporary values (like dynamic
+	// extension types, constructed for the duration of a user request) to the
+	// heap forever, causing memory usage of the cache to grow unbounded.
+	// See discussion in https://github.com/golang/protobuf/issues/1521.
+	return makeExtensionFieldInfo(xt.TypeDescriptor())
 }
 
 func makeExtensionFieldInfo(xd protoreflect.ExtensionDescriptor) *extensionFieldInfo {

vendor/google.golang.org/protobuf/internal/impl/codec_gen.go

@@ -162,11 +162,20 @@ func appendBoolSlice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions
 func consumeBoolSlice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.BoolSlice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growBoolSlice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -732,11 +741,20 @@ func appendInt32Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOption
 func consumeInt32Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growInt32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -1138,11 +1156,20 @@ func appendSint32Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptio
 func consumeSint32Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growInt32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -1544,11 +1571,20 @@ func appendUint32Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptio
 func consumeUint32Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Uint32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growUint32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -1950,11 +1986,20 @@ func appendInt64Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOption
 func consumeInt64Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growInt64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -2356,11 +2401,20 @@ func appendSint64Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptio
 func consumeSint64Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growInt64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -2762,11 +2816,20 @@ func appendUint64Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptio
 func consumeUint64Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Uint64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := 0
+		for _, v := range b {
+			if v < 0x80 {
+				count++
+			}
+		}
+		if count > 0 {
+			p.growUint64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			var v uint64
 			var n int
@@ -3145,11 +3208,15 @@ func appendSfixed32Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOpt
 func consumeSfixed32Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed32()
+		if count > 0 {
+			p.growInt32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed32(b)
 			if n < 0 {
@@ -3461,11 +3528,15 @@ func appendFixed32Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOpti
 func consumeFixed32Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Uint32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed32()
+		if count > 0 {
+			p.growUint32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed32(b)
 			if n < 0 {
@@ -3777,11 +3848,15 @@ func appendFloatSlice(b []byte, p pointer, f *coderFieldInfo, opts marshalOption
 func consumeFloatSlice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Float32Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed32()
+		if count > 0 {
+			p.growFloat32Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed32(b)
 			if n < 0 {
@@ -4093,11 +4168,15 @@ func appendSfixed64Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOpt
 func consumeSfixed64Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Int64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed64()
+		if count > 0 {
+			p.growInt64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed64(b)
 			if n < 0 {
@@ -4409,11 +4488,15 @@ func appendFixed64Slice(b []byte, p pointer, f *coderFieldInfo, opts marshalOpti
 func consumeFixed64Slice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Uint64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed64()
+		if count > 0 {
+			p.growUint64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed64(b)
 			if n < 0 {
@@ -4725,11 +4808,15 @@ func appendDoubleSlice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptio
 func consumeDoubleSlice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
 	sp := p.Float64Slice()
 	if wtyp == protowire.BytesType {
-		s := *sp
 		b, n := protowire.ConsumeBytes(b)
 		if n < 0 {
 			return out, errDecode
 		}
+		count := len(b) / protowire.SizeFixed64()
+		if count > 0 {
+			p.growFloat64Slice(count)
+		}
+		s := *sp
 		for len(b) > 0 {
 			v, n := protowire.ConsumeFixed64(b)
 			if n < 0 {

vendor/google.golang.org/protobuf/internal/impl/codec_tables.go

@@ -197,7 +197,7 @@ func fieldCoder(fd protoreflect.FieldDescriptor, ft reflect.Type) (*MessageInfo,
 		return getMessageInfo(ft), makeMessageFieldCoder(fd, ft)
 	case fd.Kind() == protoreflect.GroupKind:
 		return getMessageInfo(ft), makeGroupFieldCoder(fd, ft)
-	case fd.Syntax() == protoreflect.Proto3 && fd.ContainingOneof() == nil:
+	case !fd.HasPresence() && fd.ContainingOneof() == nil:
 		// Populated oneof fields always encode even if set to the zero value,
 		// which normally are not encoded in proto3.
 		switch fd.Kind() {

vendor/google.golang.org/protobuf/internal/impl/legacy_message.go

@@ -206,13 +206,18 @@ func aberrantLoadMessageDescReentrant(t reflect.Type, name protoreflect.FullName
 
 	// Obtain a list of oneof wrapper types.
 	var oneofWrappers []reflect.Type
-	for _, method := range []string{"XXX_OneofFuncs", "XXX_OneofWrappers"} {
-		if fn, ok := t.MethodByName(method); ok {
-			for _, v := range fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))}) {
-				if vs, ok := v.Interface().([]interface{}); ok {
-					for _, v := range vs {
-						oneofWrappers = append(oneofWrappers, reflect.TypeOf(v))
-					}
+	methods := make([]reflect.Method, 0, 2)
+	if m, ok := t.MethodByName("XXX_OneofFuncs"); ok {
+		methods = append(methods, m)
+	}
+	if m, ok := t.MethodByName("XXX_OneofWrappers"); ok {
+		methods = append(methods, m)
+	}
+	for _, fn := range methods {
+		for _, v := range fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))}) {
+			if vs, ok := v.Interface().([]interface{}); ok {
+				for _, v := range vs {
+					oneofWrappers = append(oneofWrappers, reflect.TypeOf(v))
 				}
 			}
 		}

vendor/google.golang.org/protobuf/internal/impl/message.go

@@ -192,12 +192,17 @@ fieldLoop:
 
 	// Derive a mapping of oneof wrappers to fields.
 	oneofWrappers := mi.OneofWrappers
-	for _, method := range []string{"XXX_OneofFuncs", "XXX_OneofWrappers"} {
-		if fn, ok := reflect.PtrTo(t).MethodByName(method); ok {
-			for _, v := range fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))}) {
-				if vs, ok := v.Interface().([]interface{}); ok {
-					oneofWrappers = vs
-				}
+	methods := make([]reflect.Method, 0, 2)
+	if m, ok := reflect.PtrTo(t).MethodByName("XXX_OneofFuncs"); ok {
+		methods = append(methods, m)
+	}
+	if m, ok := reflect.PtrTo(t).MethodByName("XXX_OneofWrappers"); ok {
+		methods = append(methods, m)
+	}
+	for _, fn := range methods {
+		for _, v := range fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))}) {
+			if vs, ok := v.Interface().([]interface{}); ok {
+				oneofWrappers = vs
 			}
 		}
 	}

vendor/google.golang.org/protobuf/internal/impl/message_reflect_field.go

@@ -538,6 +538,6 @@ func isZero(v reflect.Value) bool {
 		}
 		return true
 	default:
-		panic(&reflect.ValueError{"reflect.Value.IsZero", v.Kind()})
+		panic(&reflect.ValueError{Method: "reflect.Value.IsZero", Kind: v.Kind()})
 	}
 }

vendor/google.golang.org/protobuf/internal/impl/pointer_reflect.go

@@ -159,6 +159,42 @@ func (p pointer) SetPointer(v pointer) {
 	p.v.Elem().Set(v.v)
 }
 
+func growSlice(p pointer, addCap int) {
+	// TODO: Once we only support Go 1.20 and newer, use reflect.Grow.
+	in := p.v.Elem()
+	out := reflect.MakeSlice(in.Type(), in.Len(), in.Len()+addCap)
+	reflect.Copy(out, in)
+	p.v.Elem().Set(out)
+}
+
+func (p pointer) growBoolSlice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growInt32Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growUint32Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growInt64Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growUint64Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growFloat64Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
+func (p pointer) growFloat32Slice(addCap int) {
+	growSlice(p, addCap)
+}
+
 func (Export) MessageStateOf(p Pointer) *messageState     { panic("not supported") }
 func (ms *messageState) pointer() pointer                 { panic("not supported") }
 func (ms *messageState) messageInfo() *MessageInfo        { panic("not supported") }

vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe.go

@@ -138,6 +138,46 @@ func (p pointer) SetPointer(v pointer) {
 	*(*unsafe.Pointer)(p.p) = (unsafe.Pointer)(v.p)
 }
 
+func (p pointer) growBoolSlice(addCap int) {
+	sp := p.BoolSlice()
+	s := make([]bool, 0, addCap+len(*sp))
+	s = s[:len(*sp)]
+	copy(s, *sp)
+	*sp = s
+}
+
+func (p pointer) growInt32Slice(addCap int) {
+	sp := p.Int32Slice()
+	s := make([]int32, 0, addCap+len(*sp))
+	s = s[:len(*sp)]
+	copy(s, *sp)
+	*sp = s
+}
+
+func (p pointer) growUint32Slice(addCap int) {
+	p.growInt32Slice(addCap)
+}
+
+func (p pointer) growFloat32Slice(addCap int) {
+	p.growInt32Slice(addCap)
+}
+
+func (p pointer) growInt64Slice(addCap int) {
+	sp := p.Int64Slice()
+	s := make([]int64, 0, addCap+len(*sp))
+	s = s[:len(*sp)]
+	copy(s, *sp)
+	*sp = s
+}
+
+func (p pointer) growUint64Slice(addCap int) {
+	p.growInt64Slice(addCap)
+}
+
+func (p pointer) growFloat64Slice(addCap int) {
+	p.growInt64Slice(addCap)
+}
+
 // Static check that MessageState does not exceed the size of a pointer.
 const _ = uint(unsafe.Sizeof(unsafe.Pointer(nil)) - unsafe.Sizeof(MessageState{}))
 

vendor/google.golang.org/protobuf/internal/order/order.go

@@ -33,7 +33,7 @@ var (
 			return !inOneof(ox) && inOneof(oy)
 		}
 		// Fields in disjoint oneof sets are sorted by declaration index.
-		if ox != nil && oy != nil && ox != oy {
+		if inOneof(ox) && inOneof(oy) && ox != oy {
 			return ox.Index() < oy.Index()
 		}
 		// Fields sorted by field number.

vendor/google.golang.org/protobuf/internal/strs/strings.go

@@ -17,7 +17,7 @@ import (
 
 // EnforceUTF8 reports whether to enforce strict UTF-8 validation.
 func EnforceUTF8(fd protoreflect.FieldDescriptor) bool {
-	if flags.ProtoLegacy {
+	if flags.ProtoLegacy || fd.Syntax() == protoreflect.Editions {
 		if fd, ok := fd.(interface{ EnforceUTF8() bool }); ok {
 			return fd.EnforceUTF8()
 		}

vendor/google.golang.org/protobuf/internal/strs/strings_unsafe_go120.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build !purego && !appengine
-// +build !purego,!appengine
+//go:build !purego && !appengine && !go1.21
+// +build !purego,!appengine,!go1.21
 
 package strs
 

vendor/google.golang.org/protobuf/internal/strs/strings_unsafe_go121.go

@@ -0,0 +1,74 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !purego && !appengine && go1.21
+// +build !purego,!appengine,go1.21
+
+package strs
+
+import (
+	"unsafe"
+
+	"google.golang.org/protobuf/reflect/protoreflect"
+)
+
+// UnsafeString returns an unsafe string reference of b.
+// The caller must treat the input slice as immutable.
+//
+// WARNING: Use carefully. The returned result must not leak to the end user
+// unless the input slice is provably immutable.
+func UnsafeString(b []byte) string {
+	return unsafe.String(unsafe.SliceData(b), len(b))
+}
+
+// UnsafeBytes returns an unsafe bytes slice reference of s.
+// The caller must treat returned slice as immutable.
+//
+// WARNING: Use carefully. The returned result must not leak to the end user.
+func UnsafeBytes(s string) []byte {
+	return unsafe.Slice(unsafe.StringData(s), len(s))
+}
+
+// Builder builds a set of strings with shared lifetime.
+// This differs from strings.Builder, which is for building a single string.
+type Builder struct {
+	buf []byte
+}
+
+// AppendFullName is equivalent to protoreflect.FullName.Append,
+// but optimized for large batches where each name has a shared lifetime.
+func (sb *Builder) AppendFullName(prefix protoreflect.FullName, name protoreflect.Name) protoreflect.FullName {
+	n := len(prefix) + len(".") + len(name)
+	if len(prefix) == 0 {
+		n -= len(".")
+	}
+	sb.grow(n)
+	sb.buf = append(sb.buf, prefix...)
+	sb.buf = append(sb.buf, '.')
+	sb.buf = append(sb.buf, name...)
+	return protoreflect.FullName(sb.last(n))
+}
+
+// MakeString is equivalent to string(b), but optimized for large batches
+// with a shared lifetime.
+func (sb *Builder) MakeString(b []byte) string {
+	sb.grow(len(b))
+	sb.buf = append(sb.buf, b...)
+	return sb.last(len(b))
+}
+
+func (sb *Builder) grow(n int) {
+	if cap(sb.buf)-len(sb.buf) >= n {
+		return
+	}
+
+	// Unlike strings.Builder, we do not need to copy over the contents
+	// of the old buffer since our builder provides no API for
+	// retrieving previously created strings.
+	sb.buf = make([]byte, 0, 2*(cap(sb.buf)+n))
+}
+
+func (sb *Builder) last(n int) string {
+	return UnsafeString(sb.buf[len(sb.buf)-n:])
+}

vendor/google.golang.org/protobuf/internal/version/version.go

@@ -51,7 +51,7 @@ import (
 //  10. Send out the CL for review and submit it.
 const (
 	Major      = 1
-	Minor      = 30
+	Minor      = 33
 	Patch      = 0
 	PreRelease = ""
 )

vendor/google.golang.org/protobuf/proto/decode.go

@@ -69,7 +69,7 @@ func (o UnmarshalOptions) Unmarshal(b []byte, m Message) error {
 // UnmarshalState parses a wire-format message and places the result in m.
 //
 // This method permits fine-grained control over the unmarshaler.
-// Most users should use Unmarshal instead.
+// Most users should use [Unmarshal] instead.
 func (o UnmarshalOptions) UnmarshalState(in protoiface.UnmarshalInput) (protoiface.UnmarshalOutput, error) {
 	if o.RecursionLimit == 0 {
 		o.RecursionLimit = protowire.DefaultRecursionLimit

vendor/google.golang.org/protobuf/proto/doc.go

@@ -18,27 +18,27 @@
 // This package contains functions to convert to and from the wire format,
 // an efficient binary serialization of protocol buffers.
 //
-// • Size reports the size of a message in the wire format.
+//   - [Size] reports the size of a message in the wire format.
 //
-// • Marshal converts a message to the wire format.
-// The MarshalOptions type provides more control over wire marshaling.
+//   - [Marshal] converts a message to the wire format.
+//     The [MarshalOptions] type provides more control over wire marshaling.
 //
-// • Unmarshal converts a message from the wire format.
-// The UnmarshalOptions type provides more control over wire unmarshaling.
+//   - [Unmarshal] converts a message from the wire format.
+//     The [UnmarshalOptions] type provides more control over wire unmarshaling.
 //
 // # Basic message operations
 //
-// • Clone makes a deep copy of a message.
+//   - [Clone] makes a deep copy of a message.
 //
-// • Merge merges the content of a message into another.
+//   - [Merge] merges the content of a message into another.
 //
-// • Equal compares two messages. For more control over comparisons
-// and detailed reporting of differences, see package
-// "google.golang.org/protobuf/testing/protocmp".
+//   - [Equal] compares two messages. For more control over comparisons
+//     and detailed reporting of differences, see package
+//     [google.golang.org/protobuf/testing/protocmp].
 //
-// • Reset clears the content of a message.
+//   - [Reset] clears the content of a message.
 //
-// • CheckInitialized reports whether all required fields in a message are set.
+//   - [CheckInitialized] reports whether all required fields in a message are set.
 //
 // # Optional scalar constructors
 //
@@ -46,9 +46,9 @@
 // as pointers to a value. For example, an optional string field has the
 // Go type *string.
 //
-// • Bool, Int32, Int64, Uint32, Uint64, Float32, Float64, and String
-// take a value and return a pointer to a new instance of it,
-// to simplify construction of optional field values.
+//   - [Bool], [Int32], [Int64], [Uint32], [Uint64], [Float32], [Float64], and [String]
+//     take a value and return a pointer to a new instance of it,
+//     to simplify construction of optional field values.
 //
 // Generated enum types usually have an Enum method which performs the
 // same operation.
@@ -57,29 +57,29 @@
 //
 // # Extension accessors
 //
-// • HasExtension, GetExtension, SetExtension, and ClearExtension
-// access extension field values in a protocol buffer message.
+//   - [HasExtension], [GetExtension], [SetExtension], and [ClearExtension]
+//     access extension field values in a protocol buffer message.
 //
 // Extension fields are only supported in proto2.
 //
 // # Related packages
 //
-// • Package "google.golang.org/protobuf/encoding/protojson" converts messages to
-// and from JSON.
+//   - Package [google.golang.org/protobuf/encoding/protojson] converts messages to
+//     and from JSON.
 //
-// • Package "google.golang.org/protobuf/encoding/prototext" converts messages to
-// and from the text format.
+//   - Package [google.golang.org/protobuf/encoding/prototext] converts messages to
+//     and from the text format.
 //
-// • Package "google.golang.org/protobuf/reflect/protoreflect" provides a
-// reflection interface for protocol buffer data types.
+//   - Package [google.golang.org/protobuf/reflect/protoreflect] provides a
+//     reflection interface for protocol buffer data types.
 //
-// • Package "google.golang.org/protobuf/testing/protocmp" provides features
-// to compare protocol buffer messages with the "github.com/google/go-cmp/cmp"
-// package.
+//   - Package [google.golang.org/protobuf/testing/protocmp] provides features
+//     to compare protocol buffer messages with the [github.com/google/go-cmp/cmp]
+//     package.
 //
-// • Package "google.golang.org/protobuf/types/dynamicpb" provides a dynamic
-// message type, suitable for working with messages where the protocol buffer
-// type is only known at runtime.
+//   - Package [google.golang.org/protobuf/types/dynamicpb] provides a dynamic
+//     message type, suitable for working with messages where the protocol buffer
+//     type is only known at runtime.
 //
 // This module contains additional packages for more specialized use cases.
 // Consult the individual package documentation for details.

vendor/google.golang.org/protobuf/proto/encode.go

@@ -129,7 +129,7 @@ func (o MarshalOptions) MarshalAppend(b []byte, m Message) ([]byte, error) {
 // MarshalState returns the wire-format encoding of a message.
 //
 // This method permits fine-grained control over the marshaler.
-// Most users should use Marshal instead.
+// Most users should use [Marshal] instead.
 func (o MarshalOptions) MarshalState(in protoiface.MarshalInput) (protoiface.MarshalOutput, error) {
 	return o.marshal(in.Buf, in.Message)
 }

vendor/google.golang.org/protobuf/proto/extension.go

@@ -26,7 +26,7 @@ func HasExtension(m Message, xt protoreflect.ExtensionType) bool {
 }
 
 // ClearExtension clears an extension field such that subsequent
-// HasExtension calls return false.
+// [HasExtension] calls return false.
 // It panics if m is invalid or if xt does not extend m.
 func ClearExtension(m Message, xt protoreflect.ExtensionType) {
 	m.ProtoReflect().Clear(xt.TypeDescriptor())

vendor/google.golang.org/protobuf/proto/merge.go

@@ -21,7 +21,7 @@ import (
 // The unknown fields of src are appended to the unknown fields of dst.
 //
 // It is semantically equivalent to unmarshaling the encoded form of src
-// into dst with the UnmarshalOptions.Merge option specified.
+// into dst with the [UnmarshalOptions.Merge] option specified.
 func Merge(dst, src Message) {
 	// TODO: Should nil src be treated as semantically equivalent to a
 	// untyped, read-only, empty message? What about a nil dst?

vendor/google.golang.org/protobuf/proto/proto.go

@@ -15,18 +15,20 @@ import (
 // protobuf module that accept a Message, except where otherwise specified.
 //
 // This is the v2 interface definition for protobuf messages.
-// The v1 interface definition is "github.com/golang/protobuf/proto".Message.
+// The v1 interface definition is [github.com/golang/protobuf/proto.Message].
 //
-// To convert a v1 message to a v2 message,
-// use "github.com/golang/protobuf/proto".MessageV2.
-// To convert a v2 message to a v1 message,
-// use "github.com/golang/protobuf/proto".MessageV1.
+//   - To convert a v1 message to a v2 message,
+//     use [google.golang.org/protobuf/protoadapt.MessageV2Of].
+//   - To convert a v2 message to a v1 message,
+//     use [google.golang.org/protobuf/protoadapt.MessageV1Of].
 type Message = protoreflect.ProtoMessage
 
-// Error matches all errors produced by packages in the protobuf module.
+// Error matches all errors produced by packages in the protobuf module
+// according to [errors.Is].
 //
-// That is, errors.Is(err, Error) reports whether an error is produced
-// by this module.
+// Example usage:
+//
+//	if errors.Is(err, proto.Error) { ... }
 var Error error
 
 func init() {

vendor/google.golang.org/protobuf/proto/size.go

@@ -73,23 +73,27 @@ func (o MarshalOptions) sizeField(fd protoreflect.FieldDescriptor, value protore
 }
 
 func (o MarshalOptions) sizeList(num protowire.Number, fd protoreflect.FieldDescriptor, list protoreflect.List) (size int) {
+	sizeTag := protowire.SizeTag(num)
+
 	if fd.IsPacked() && list.Len() > 0 {
 		content := 0
 		for i, llen := 0, list.Len(); i < llen; i++ {
 			content += o.sizeSingular(num, fd.Kind(), list.Get(i))
 		}
-		return protowire.SizeTag(num) + protowire.SizeBytes(content)
+		return sizeTag + protowire.SizeBytes(content)
 	}
 
 	for i, llen := 0, list.Len(); i < llen; i++ {
-		size += protowire.SizeTag(num) + o.sizeSingular(num, fd.Kind(), list.Get(i))
+		size += sizeTag + o.sizeSingular(num, fd.Kind(), list.Get(i))
 	}
 	return size
 }
 
 func (o MarshalOptions) sizeMap(num protowire.Number, fd protoreflect.FieldDescriptor, mapv protoreflect.Map) (size int) {
+	sizeTag := protowire.SizeTag(num)
+
 	mapv.Range(func(key protoreflect.MapKey, value protoreflect.Value) bool {
-		size += protowire.SizeTag(num)
+		size += sizeTag
 		size += protowire.SizeBytes(o.sizeField(fd.MapKey(), key.Value()) + o.sizeField(fd.MapValue(), value))
 		return true
 	})

vendor/google.golang.org/protobuf/reflect/protodesc/desc.go

@@ -3,11 +3,11 @@
 // license that can be found in the LICENSE file.
 
 // Package protodesc provides functionality for converting
-// FileDescriptorProto messages to/from protoreflect.FileDescriptor values.
+// FileDescriptorProto messages to/from [protoreflect.FileDescriptor] values.
 //
 // The google.protobuf.FileDescriptorProto is a protobuf message that describes
 // the type information for a .proto file in a form that is easily serializable.
-// The protoreflect.FileDescriptor is a more structured representation of
+// The [protoreflect.FileDescriptor] is a more structured representation of
 // the FileDescriptorProto message where references and remote dependencies
 // can be directly followed.
 package protodesc
@@ -24,11 +24,11 @@ import (
 	"google.golang.org/protobuf/types/descriptorpb"
 )
 
-// Resolver is the resolver used by NewFile to resolve dependencies.
+// Resolver is the resolver used by [NewFile] to resolve dependencies.
 // The enums and messages provided must belong to some parent file,
 // which is also registered.
 //
-// It is implemented by protoregistry.Files.
+// It is implemented by [protoregistry.Files].
 type Resolver interface {
 	FindFileByPath(string) (protoreflect.FileDescriptor, error)
 	FindDescriptorByName(protoreflect.FullName) (protoreflect.Descriptor, error)
@@ -61,19 +61,19 @@ type FileOptions struct {
 	AllowUnresolvable bool
 }
 
-// NewFile creates a new protoreflect.FileDescriptor from the provided
-// file descriptor message. See FileOptions.New for more information.
+// NewFile creates a new [protoreflect.FileDescriptor] from the provided
+// file descriptor message. See [FileOptions.New] for more information.
 func NewFile(fd *descriptorpb.FileDescriptorProto, r Resolver) (protoreflect.FileDescriptor, error) {
 	return FileOptions{}.New(fd, r)
 }
 
-// NewFiles creates a new protoregistry.Files from the provided
-// FileDescriptorSet message. See FileOptions.NewFiles for more information.
+// NewFiles creates a new [protoregistry.Files] from the provided
+// FileDescriptorSet message. See [FileOptions.NewFiles] for more information.
 func NewFiles(fd *descriptorpb.FileDescriptorSet) (*protoregistry.Files, error) {
 	return FileOptions{}.NewFiles(fd)
 }
 
-// New creates a new protoreflect.FileDescriptor from the provided
+// New creates a new [protoreflect.FileDescriptor] from the provided
 // file descriptor message. The file must represent a valid proto file according
 // to protobuf semantics. The returned descriptor is a deep copy of the input.
 //
@@ -93,9 +93,15 @@ func (o FileOptions) New(fd *descriptorpb.FileDescriptorProto, r Resolver) (prot
 		f.L1.Syntax = protoreflect.Proto2
 	case "proto3":
 		f.L1.Syntax = protoreflect.Proto3
+	case "editions":
+		f.L1.Syntax = protoreflect.Editions
+		f.L1.Edition = fromEditionProto(fd.GetEdition())
 	default:
 		return nil, errors.New("invalid syntax: %q", fd.GetSyntax())
 	}
+	if f.L1.Syntax == protoreflect.Editions && (fd.GetEdition() < SupportedEditionsMinimum || fd.GetEdition() > SupportedEditionsMaximum) {
+		return nil, errors.New("use of edition %v not yet supported by the Go Protobuf runtime", fd.GetEdition())
+	}
 	f.L1.Path = fd.GetName()
 	if f.L1.Path == "" {
 		return nil, errors.New("file path must be populated")
@@ -108,6 +114,9 @@ func (o FileOptions) New(fd *descriptorpb.FileDescriptorProto, r Resolver) (prot
 		opts = proto.Clone(opts).(*descriptorpb.FileOptions)
 		f.L2.Options = func() protoreflect.ProtoMessage { return opts }
 	}
+	if f.L1.Syntax == protoreflect.Editions {
+		initFileDescFromFeatureSet(f, fd.GetOptions().GetFeatures())
+	}
 
 	f.L2.Imports = make(filedesc.FileImports, len(fd.GetDependency()))
 	for _, i := range fd.GetPublicDependency() {
@@ -231,7 +240,7 @@ func (is importSet) importPublic(imps protoreflect.FileImports) {
 	}
 }
 
-// NewFiles creates a new protoregistry.Files from the provided
+// NewFiles creates a new [protoregistry.Files] from the provided
 // FileDescriptorSet message. The descriptor set must include only
 // valid files according to protobuf semantics. The returned descriptors
 // are a deep copy of the input.

vendor/google.golang.org/protobuf/reflect/protodesc/desc_init.go

@@ -28,6 +28,7 @@ func (r descsByName) initEnumDeclarations(eds []*descriptorpb.EnumDescriptorProt
 			opts = proto.Clone(opts).(*descriptorpb.EnumOptions)
 			e.L2.Options = func() protoreflect.ProtoMessage { return opts }
 		}
+		e.L1.EditionFeatures = mergeEditionFeatures(parent, ed.GetOptions().GetFeatures())
 		for _, s := range ed.GetReservedName() {
 			e.L2.ReservedNames.List = append(e.L2.ReservedNames.List, protoreflect.Name(s))
 		}
@@ -68,6 +69,9 @@ func (r descsByName) initMessagesDeclarations(mds []*descriptorpb.DescriptorProt
 		if m.L0, err = r.makeBase(m, parent, md.GetName(), i, sb); err != nil {
 			return nil, err
 		}
+		if m.Base.L0.ParentFile.Syntax() == protoreflect.Editions {
+			m.L1.EditionFeatures = mergeEditionFeatures(parent, md.GetOptions().GetFeatures())
+		}
 		if opts := md.GetOptions(); opts != nil {
 			opts = proto.Clone(opts).(*descriptorpb.MessageOptions)
 			m.L2.Options = func() protoreflect.ProtoMessage { return opts }
@@ -114,6 +118,27 @@ func (r descsByName) initMessagesDeclarations(mds []*descriptorpb.DescriptorProt
 	return ms, nil
 }
 
+// canBePacked returns whether the field can use packed encoding:
+// https://protobuf.dev/programming-guides/encoding/#packed
+func canBePacked(fd *descriptorpb.FieldDescriptorProto) bool {
+	if fd.GetLabel() != descriptorpb.FieldDescriptorProto_LABEL_REPEATED {
+		return false // not a repeated field
+	}
+
+	switch protoreflect.Kind(fd.GetType()) {
+	case protoreflect.MessageKind, protoreflect.GroupKind:
+		return false // not a scalar type field
+
+	case protoreflect.StringKind, protoreflect.BytesKind:
+		// string and bytes can explicitly not be declared as packed,
+		// see https://protobuf.dev/programming-guides/encoding/#packed
+		return false
+
+	default:
+		return true
+	}
+}
+
 func (r descsByName) initFieldsFromDescriptorProto(fds []*descriptorpb.FieldDescriptorProto, parent protoreflect.Descriptor, sb *strs.Builder) (fs []filedesc.Field, err error) {
 	fs = make([]filedesc.Field, len(fds)) // allocate up-front to ensure stable pointers
 	for i, fd := range fds {
@@ -137,6 +162,34 @@ func (r descsByName) initFieldsFromDescriptorProto(fds []*descriptorpb.FieldDesc
 		if fd.JsonName != nil {
 			f.L1.StringName.InitJSON(fd.GetJsonName())
 		}
+
+		if f.Base.L0.ParentFile.Syntax() == protoreflect.Editions {
+			f.L1.EditionFeatures = mergeEditionFeatures(parent, fd.GetOptions().GetFeatures())
+
+			if f.L1.EditionFeatures.IsLegacyRequired {
+				f.L1.Cardinality = protoreflect.Required
+			}
+			// We reuse the existing field because the old option `[packed =
+			// true]` is mutually exclusive with the editions feature.
+			if canBePacked(fd) {
+				f.L1.HasPacked = true
+				f.L1.IsPacked = f.L1.EditionFeatures.IsPacked
+			}
+
+			// We pretend this option is always explicitly set because the only
+			// use of HasEnforceUTF8 is to determine whether to use EnforceUTF8
+			// or to return the appropriate default.
+			// When using editions we either parse the option or resolve the
+			// appropriate default here (instead of later when this option is
+			// requested from the descriptor).
+			// In proto2/proto3 syntax HasEnforceUTF8 might be false.
+			f.L1.HasEnforceUTF8 = true
+			f.L1.EnforceUTF8 = f.L1.EditionFeatures.IsUTF8Validated
+
+			if f.L1.Kind == protoreflect.MessageKind && f.L1.EditionFeatures.IsDelimitedEncoded {
+				f.L1.Kind = protoreflect.GroupKind
+			}
+		}
 	}
 	return fs, nil
 }
@@ -151,6 +204,9 @@ func (r descsByName) initOneofsFromDescriptorProto(ods []*descriptorpb.OneofDesc
 		if opts := od.GetOptions(); opts != nil {
 			opts = proto.Clone(opts).(*descriptorpb.OneofOptions)
 			o.L1.Options = func() protoreflect.ProtoMessage { return opts }
+			if parent.Syntax() == protoreflect.Editions {
+				o.L1.EditionFeatures = mergeEditionFeatures(parent, opts.GetFeatures())
+			}
 		}
 	}
 	return os, nil

vendor/google.golang.org/protobuf/reflect/protodesc/desc_resolve.go

@@ -276,8 +276,8 @@ func unmarshalDefault(s string, fd protoreflect.FieldDescriptor, allowUnresolvab
 	} else if err != nil {
 		return v, ev, err
 	}
-	if fd.Syntax() == protoreflect.Proto3 {
-		return v, ev, errors.New("cannot be specified under proto3 semantics")
+	if !fd.HasPresence() {
+		return v, ev, errors.New("cannot be specified with implicit field presence")
 	}
 	if fd.Kind() == protoreflect.MessageKind || fd.Kind() == protoreflect.GroupKind || fd.Cardinality() == protoreflect.Repeated {
 		return v, ev, errors.New("cannot be specified on composite types")

vendor/google.golang.org/protobuf/reflect/protodesc/desc_validate.go

@@ -107,7 +107,7 @@ func validateMessageDeclarations(ms []filedesc.Message, mds []*descriptorpb.Desc
 		if isMessageSet && !flags.ProtoLegacy {
 			return errors.New("message %q is a MessageSet, which is a legacy proto1 feature that is no longer supported", m.FullName())
 		}
-		if isMessageSet && (m.Syntax() != protoreflect.Proto2 || m.Fields().Len() > 0 || m.ExtensionRanges().Len() == 0) {
+		if isMessageSet && (m.Syntax() == protoreflect.Proto3 || m.Fields().Len() > 0 || m.ExtensionRanges().Len() == 0) {
 			return errors.New("message %q is an invalid proto1 MessageSet", m.FullName())
 		}
 		if m.Syntax() == protoreflect.Proto3 {
@@ -314,8 +314,8 @@ func checkValidGroup(fd protoreflect.FieldDescriptor) error {
 	switch {
 	case fd.Kind() != protoreflect.GroupKind:
 		return nil
-	case fd.Syntax() != protoreflect.Proto2:
-		return errors.New("invalid under proto2 semantics")
+	case fd.Syntax() == protoreflect.Proto3:
+		return errors.New("invalid under proto3 semantics")
 	case md == nil || md.IsPlaceholder():
 		return errors.New("message must be resolvable")
 	case fd.FullName().Parent() != md.FullName().Parent():

vendor/google.golang.org/protobuf/reflect/protodesc/editions.go

@@ -0,0 +1,148 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package protodesc
+
+import (
+	"fmt"
+	"os"
+	"sync"
+
+	"google.golang.org/protobuf/internal/editiondefaults"
+	"google.golang.org/protobuf/internal/filedesc"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/reflect/protoreflect"
+	"google.golang.org/protobuf/types/descriptorpb"
+	gofeaturespb "google.golang.org/protobuf/types/gofeaturespb"
+)
+
+const (
+	SupportedEditionsMinimum = descriptorpb.Edition_EDITION_PROTO2
+	SupportedEditionsMaximum = descriptorpb.Edition_EDITION_2023
+)
+
+var defaults = &descriptorpb.FeatureSetDefaults{}
+var defaultsCacheMu sync.Mutex
+var defaultsCache = make(map[filedesc.Edition]*descriptorpb.FeatureSet)
+
+func init() {
+	err := proto.Unmarshal(editiondefaults.Defaults, defaults)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "unmarshal editions defaults: %v\n", err)
+		os.Exit(1)
+	}
+}
+
+func fromEditionProto(epb descriptorpb.Edition) filedesc.Edition {
+	return filedesc.Edition(epb)
+}
+
+func toEditionProto(ed filedesc.Edition) descriptorpb.Edition {
+	switch ed {
+	case filedesc.EditionUnknown:
+		return descriptorpb.Edition_EDITION_UNKNOWN
+	case filedesc.EditionProto2:
+		return descriptorpb.Edition_EDITION_PROTO2
+	case filedesc.EditionProto3:
+		return descriptorpb.Edition_EDITION_PROTO3
+	case filedesc.Edition2023:
+		return descriptorpb.Edition_EDITION_2023
+	default:
+		panic(fmt.Sprintf("unknown value for edition: %v", ed))
+	}
+}
+
+func getFeatureSetFor(ed filedesc.Edition) *descriptorpb.FeatureSet {
+	defaultsCacheMu.Lock()
+	defer defaultsCacheMu.Unlock()
+	if def, ok := defaultsCache[ed]; ok {
+		return def
+	}
+	edpb := toEditionProto(ed)
+	if defaults.GetMinimumEdition() > edpb || defaults.GetMaximumEdition() < edpb {
+		// This should never happen protodesc.(FileOptions).New would fail when
+		// initializing the file descriptor.
+		// This most likely means the embedded defaults were not updated.
+		fmt.Fprintf(os.Stderr, "internal error: unsupported edition %v (did you forget to update the embedded defaults (i.e. the bootstrap descriptor proto)?)\n", edpb)
+		os.Exit(1)
+	}
+	fs := defaults.GetDefaults()[0].GetFeatures()
+	// Using a linear search for now.
+	// Editions are guaranteed to be sorted and thus we could use a binary search.
+	// Given that there are only a handful of editions (with one more per year)
+	// there is not much reason to use a binary search.
+	for _, def := range defaults.GetDefaults() {
+		if def.GetEdition() <= edpb {
+			fs = def.GetFeatures()
+		} else {
+			break
+		}
+	}
+	defaultsCache[ed] = fs
+	return fs
+}
+
+// mergeEditionFeatures merges the parent and child feature sets. This function
+// should be used when initializing Go descriptors from descriptor protos which
+// is why the parent is a filedesc.EditionsFeatures (Go representation) while
+// the child is a descriptorproto.FeatureSet (protoc representation).
+// Any feature set by the child overwrites what is set by the parent.
+func mergeEditionFeatures(parentDesc protoreflect.Descriptor, child *descriptorpb.FeatureSet) filedesc.EditionFeatures {
+	var parentFS filedesc.EditionFeatures
+	switch p := parentDesc.(type) {
+	case *filedesc.File:
+		parentFS = p.L1.EditionFeatures
+	case *filedesc.Message:
+		parentFS = p.L1.EditionFeatures
+	default:
+		panic(fmt.Sprintf("unknown parent type %T", parentDesc))
+	}
+	if child == nil {
+		return parentFS
+	}
+	if fp := child.FieldPresence; fp != nil {
+		parentFS.IsFieldPresence = *fp == descriptorpb.FeatureSet_LEGACY_REQUIRED ||
+			*fp == descriptorpb.FeatureSet_EXPLICIT
+		parentFS.IsLegacyRequired = *fp == descriptorpb.FeatureSet_LEGACY_REQUIRED
+	}
+	if et := child.EnumType; et != nil {
+		parentFS.IsOpenEnum = *et == descriptorpb.FeatureSet_OPEN
+	}
+
+	if rfe := child.RepeatedFieldEncoding; rfe != nil {
+		parentFS.IsPacked = *rfe == descriptorpb.FeatureSet_PACKED
+	}
+
+	if utf8val := child.Utf8Validation; utf8val != nil {
+		parentFS.IsUTF8Validated = *utf8val == descriptorpb.FeatureSet_VERIFY
+	}
+
+	if me := child.MessageEncoding; me != nil {
+		parentFS.IsDelimitedEncoded = *me == descriptorpb.FeatureSet_DELIMITED
+	}
+
+	if jf := child.JsonFormat; jf != nil {
+		parentFS.IsJSONCompliant = *jf == descriptorpb.FeatureSet_ALLOW
+	}
+
+	if goFeatures, ok := proto.GetExtension(child, gofeaturespb.E_Go).(*gofeaturespb.GoFeatures); ok && goFeatures != nil {
+		if luje := goFeatures.LegacyUnmarshalJsonEnum; luje != nil {
+			parentFS.GenerateLegacyUnmarshalJSON = *luje
+		}
+	}
+
+	return parentFS
+}
+
+// initFileDescFromFeatureSet initializes editions related fields in fd based
+// on fs. If fs is nil it is assumed to be an empty featureset and all fields
+// will be initialized with the appropriate default. fd.L1.Edition must be set
+// before calling this function.
+func initFileDescFromFeatureSet(fd *filedesc.File, fs *descriptorpb.FeatureSet) {
+	dfs := getFeatureSetFor(fd.L1.Edition)
+	// initialize the featureset with the defaults
+	fd.L1.EditionFeatures = mergeEditionFeatures(fd, dfs)
+	// overwrite any options explicitly specified
+	fd.L1.EditionFeatures = mergeEditionFeatures(fd, fs)
+}

vendor/google.golang.org/protobuf/reflect/protodesc/proto.go

@@ -16,7 +16,7 @@ import (
 	"google.golang.org/protobuf/types/descriptorpb"
 )
 
-// ToFileDescriptorProto copies a protoreflect.FileDescriptor into a
+// ToFileDescriptorProto copies a [protoreflect.FileDescriptor] into a
 // google.protobuf.FileDescriptorProto message.
 func ToFileDescriptorProto(file protoreflect.FileDescriptor) *descriptorpb.FileDescriptorProto {
 	p := &descriptorpb.FileDescriptorProto{
@@ -70,13 +70,13 @@ func ToFileDescriptorProto(file protoreflect.FileDescriptor) *descriptorpb.FileD
 	for i, exts := 0, file.Extensions(); i < exts.Len(); i++ {
 		p.Extension = append(p.Extension, ToFieldDescriptorProto(exts.Get(i)))
 	}
-	if syntax := file.Syntax(); syntax != protoreflect.Proto2 {
+	if syntax := file.Syntax(); syntax != protoreflect.Proto2 && syntax.IsValid() {
 		p.Syntax = proto.String(file.Syntax().String())
 	}
 	return p
 }
 
-// ToDescriptorProto copies a protoreflect.MessageDescriptor into a
+// ToDescriptorProto copies a [protoreflect.MessageDescriptor] into a
 // google.protobuf.DescriptorProto message.
 func ToDescriptorProto(message protoreflect.MessageDescriptor) *descriptorpb.DescriptorProto {
 	p := &descriptorpb.DescriptorProto{
@@ -119,7 +119,7 @@ func ToDescriptorProto(message protoreflect.MessageDescriptor) *descriptorpb.Des
 	return p
 }
 
-// ToFieldDescriptorProto copies a protoreflect.FieldDescriptor into a
+// ToFieldDescriptorProto copies a [protoreflect.FieldDescriptor] into a
 // google.protobuf.FieldDescriptorProto message.
 func ToFieldDescriptorProto(field protoreflect.FieldDescriptor) *descriptorpb.FieldDescriptorProto {
 	p := &descriptorpb.FieldDescriptorProto{
@@ -168,7 +168,7 @@ func ToFieldDescriptorProto(field protoreflect.FieldDescriptor) *descriptorpb.Fi
 	return p
 }
 
-// ToOneofDescriptorProto copies a protoreflect.OneofDescriptor into a
+// ToOneofDescriptorProto copies a [protoreflect.OneofDescriptor] into a
 // google.protobuf.OneofDescriptorProto message.
 func ToOneofDescriptorProto(oneof protoreflect.OneofDescriptor) *descriptorpb.OneofDescriptorProto {
 	return &descriptorpb.OneofDescriptorProto{
@@ -177,7 +177,7 @@ func ToOneofDescriptorProto(oneof protoreflect.OneofDescriptor) *descriptorpb.On
 	}
 }
 
-// ToEnumDescriptorProto copies a protoreflect.EnumDescriptor into a
+// ToEnumDescriptorProto copies a [protoreflect.EnumDescriptor] into a
 // google.protobuf.EnumDescriptorProto message.
 func ToEnumDescriptorProto(enum protoreflect.EnumDescriptor) *descriptorpb.EnumDescriptorProto {
 	p := &descriptorpb.EnumDescriptorProto{
@@ -200,7 +200,7 @@ func ToEnumDescriptorProto(enum protoreflect.EnumDescriptor) *descriptorpb.EnumD
 	return p
 }
 
-// ToEnumValueDescriptorProto copies a protoreflect.EnumValueDescriptor into a
+// ToEnumValueDescriptorProto copies a [protoreflect.EnumValueDescriptor] into a
 // google.protobuf.EnumValueDescriptorProto message.
 func ToEnumValueDescriptorProto(value protoreflect.EnumValueDescriptor) *descriptorpb.EnumValueDescriptorProto {
 	return &descriptorpb.EnumValueDescriptorProto{
@@ -210,7 +210,7 @@ func ToEnumValueDescriptorProto(value protoreflect.EnumValueDescriptor) *descrip
 	}
 }
 
-// ToServiceDescriptorProto copies a protoreflect.ServiceDescriptor into a
+// ToServiceDescriptorProto copies a [protoreflect.ServiceDescriptor] into a
 // google.protobuf.ServiceDescriptorProto message.
 func ToServiceDescriptorProto(service protoreflect.ServiceDescriptor) *descriptorpb.ServiceDescriptorProto {
 	p := &descriptorpb.ServiceDescriptorProto{
@@ -223,7 +223,7 @@ func ToServiceDescriptorProto(service protoreflect.ServiceDescriptor) *descripto
 	return p
 }
 
-// ToMethodDescriptorProto copies a protoreflect.MethodDescriptor into a
+// ToMethodDescriptorProto copies a [protoreflect.MethodDescriptor] into a
 // google.protobuf.MethodDescriptorProto message.
 func ToMethodDescriptorProto(method protoreflect.MethodDescriptor) *descriptorpb.MethodDescriptorProto {
 	p := &descriptorpb.MethodDescriptorProto{

vendor/google.golang.org/protobuf/reflect/protoreflect/proto.go

@@ -10,46 +10,46 @@
 //
 // # Protocol Buffer Descriptors
 //
-// Protobuf descriptors (e.g., EnumDescriptor or MessageDescriptor)
+// Protobuf descriptors (e.g., [EnumDescriptor] or [MessageDescriptor])
 // are immutable objects that represent protobuf type information.
 // They are wrappers around the messages declared in descriptor.proto.
 // Protobuf descriptors alone lack any information regarding Go types.
 //
-// Enums and messages generated by this module implement Enum and ProtoMessage,
+// Enums and messages generated by this module implement [Enum] and [ProtoMessage],
 // where the Descriptor and ProtoReflect.Descriptor accessors respectively
 // return the protobuf descriptor for the values.
 //
 // The protobuf descriptor interfaces are not meant to be implemented by
 // user code since they might need to be extended in the future to support
 // additions to the protobuf language.
-// The "google.golang.org/protobuf/reflect/protodesc" package converts between
+// The [google.golang.org/protobuf/reflect/protodesc] package converts between
 // google.protobuf.DescriptorProto messages and protobuf descriptors.
 //
 // # Go Type Descriptors
 //
-// A type descriptor (e.g., EnumType or MessageType) is a constructor for
+// A type descriptor (e.g., [EnumType] or [MessageType]) is a constructor for
 // a concrete Go type that represents the associated protobuf descriptor.
 // There is commonly a one-to-one relationship between protobuf descriptors and
 // Go type descriptors, but it can potentially be a one-to-many relationship.
 //
-// Enums and messages generated by this module implement Enum and ProtoMessage,
+// Enums and messages generated by this module implement [Enum] and [ProtoMessage],
 // where the Type and ProtoReflect.Type accessors respectively
 // return the protobuf descriptor for the values.
 //
-// The "google.golang.org/protobuf/types/dynamicpb" package can be used to
+// The [google.golang.org/protobuf/types/dynamicpb] package can be used to
 // create Go type descriptors from protobuf descriptors.
 //
 // # Value Interfaces
 //
-// The Enum and Message interfaces provide a reflective view over an
+// The [Enum] and [Message] interfaces provide a reflective view over an
 // enum or message instance. For enums, it provides the ability to retrieve
 // the enum value number for any concrete enum type. For messages, it provides
 // the ability to access or manipulate fields of the message.
 //
-// To convert a proto.Message to a protoreflect.Message, use the
+// To convert a [google.golang.org/protobuf/proto.Message] to a [protoreflect.Message], use the
 // former's ProtoReflect method. Since the ProtoReflect method is new to the
 // v2 message interface, it may not be present on older message implementations.
-// The "github.com/golang/protobuf/proto".MessageReflect function can be used
+// The [github.com/golang/protobuf/proto.MessageReflect] function can be used
 // to obtain a reflective view on older messages.
 //
 // # Relationships
@@ -71,12 +71,12 @@
 //	      │                                 │
 //	      └────────────────── Type() ───────┘
 //
-// • An EnumType describes a concrete Go enum type.
+// • An [EnumType] describes a concrete Go enum type.
 // It has an EnumDescriptor and can construct an Enum instance.
 //
-// • An EnumDescriptor describes an abstract protobuf enum type.
+// • An [EnumDescriptor] describes an abstract protobuf enum type.
 //
-// • An Enum is a concrete enum instance. Generated enums implement Enum.
+// • An [Enum] is a concrete enum instance. Generated enums implement Enum.
 //
 //	  ┌──────────────── New() ─────────────────┐
 //	  │                                        │
@@ -90,24 +90,26 @@
 //	       │                                    │
 //	       └─────────────────── Type() ─────────┘
 //
-// • A MessageType describes a concrete Go message type.
-// It has a MessageDescriptor and can construct a Message instance.
-// Just as how Go's reflect.Type is a reflective description of a Go type,
-// a MessageType is a reflective description of a Go type for a protobuf message.
+// • A [MessageType] describes a concrete Go message type.
+// It has a [MessageDescriptor] and can construct a [Message] instance.
+// Just as how Go's [reflect.Type] is a reflective description of a Go type,
+// a [MessageType] is a reflective description of a Go type for a protobuf message.
 //
-// • A MessageDescriptor describes an abstract protobuf message type.
-// It has no understanding of Go types. In order to construct a MessageType
-// from just a MessageDescriptor, you can consider looking up the message type
-// in the global registry using protoregistry.GlobalTypes.FindMessageByName
-// or constructing a dynamic MessageType using dynamicpb.NewMessageType.
+// • A [MessageDescriptor] describes an abstract protobuf message type.
+// It has no understanding of Go types. In order to construct a [MessageType]
+// from just a [MessageDescriptor], you can consider looking up the message type
+// in the global registry using the FindMessageByName method on
+// [google.golang.org/protobuf/reflect/protoregistry.GlobalTypes]
+// or constructing a dynamic [MessageType] using
+// [google.golang.org/protobuf/types/dynamicpb.NewMessageType].
 //
-// • A Message is a reflective view over a concrete message instance.
-// Generated messages implement ProtoMessage, which can convert to a Message.
-// Just as how Go's reflect.Value is a reflective view over a Go value,
-// a Message is a reflective view over a concrete protobuf message instance.
-// Using Go reflection as an analogy, the ProtoReflect method is similar to
-// calling reflect.ValueOf, and the Message.Interface method is similar to
-// calling reflect.Value.Interface.
+// • A [Message] is a reflective view over a concrete message instance.
+// Generated messages implement [ProtoMessage], which can convert to a [Message].
+// Just as how Go's [reflect.Value] is a reflective view over a Go value,
+// a [Message] is a reflective view over a concrete protobuf message instance.
+// Using Go reflection as an analogy, the [ProtoMessage.ProtoReflect] method is similar to
+// calling [reflect.ValueOf], and the [Message.Interface] method is similar to
+// calling [reflect.Value.Interface].
 //
 //	      ┌── TypeDescriptor() ──┐    ┌───── Descriptor() ─────┐
 //	      │                      V    │                        V
@@ -119,15 +121,15 @@
 //	                                 │                          │
 //	                                 └────── implements ────────┘
 //
-// • An ExtensionType describes a concrete Go implementation of an extension.
-// It has an ExtensionTypeDescriptor and can convert to/from
-// abstract Values and Go values.
+// • An [ExtensionType] describes a concrete Go implementation of an extension.
+// It has an [ExtensionTypeDescriptor] and can convert to/from
+// an abstract [Value] and a Go value.
 //
-// • An ExtensionTypeDescriptor is an ExtensionDescriptor
-// which also has an ExtensionType.
+// • An [ExtensionTypeDescriptor] is an [ExtensionDescriptor]
+// which also has an [ExtensionType].
 //
-// • An ExtensionDescriptor describes an abstract protobuf extension field and
-// may not always be an ExtensionTypeDescriptor.
+// • An [ExtensionDescriptor] describes an abstract protobuf extension field and
+// may not always be an [ExtensionTypeDescriptor].
 package protoreflect
 
 import (
@@ -142,7 +144,7 @@ type doNotImplement pragma.DoNotImplement
 
 // ProtoMessage is the top-level interface that all proto messages implement.
 // This is declared in the protoreflect package to avoid a cyclic dependency;
-// use the proto.Message type instead, which aliases this type.
+// use the [google.golang.org/protobuf/proto.Message] type instead, which aliases this type.
 type ProtoMessage interface{ ProtoReflect() Message }
 
 // Syntax is the language version of the proto file.
@@ -151,8 +153,9 @@ type Syntax syntax
 type syntax int8 // keep exact type opaque as the int type may change
 
 const (
-	Proto2 Syntax = 2
-	Proto3 Syntax = 3
+	Proto2   Syntax = 2
+	Proto3   Syntax = 3
+	Editions Syntax = 4
 )
 
 // IsValid reports whether the syntax is valid.
@@ -172,6 +175,8 @@ func (s Syntax) String() string {
 		return "proto2"
 	case Proto3:
 		return "proto3"
+	case Editions:
+		return "editions"
 	default:
 		return fmt.Sprintf("<unknown:%d>", s)
 	}
@@ -436,7 +441,7 @@ type Names interface {
 // FullName is a qualified name that uniquely identifies a proto declaration.
 // A qualified name is the concatenation of the proto package along with the
 // fully-declared name (i.e., name of parent preceding the name of the child),
-// with a '.' delimiter placed between each Name.
+// with a '.' delimiter placed between each [Name].
 //
 // This should not have any leading or trailing dots.
 type FullName string // e.g., "google.protobuf.Field.Kind"
@@ -480,7 +485,7 @@ func isLetterDigit(c byte) bool {
 }
 
 // Name returns the short name, which is the last identifier segment.
-// A single segment FullName is the Name itself.
+// A single segment FullName is the [Name] itself.
 func (n FullName) Name() Name {
 	if i := strings.LastIndexByte(string(n), '.'); i >= 0 {
 		return Name(n[i+1:])

vendor/google.golang.org/protobuf/reflect/protoreflect/source_gen.go

@@ -35,7 +35,7 @@ func (p *SourcePath) appendFileDescriptorProto(b []byte) []byte {
 		b = p.appendSingularField(b, "source_code_info", (*SourcePath).appendSourceCodeInfo)
 	case 12:
 		b = p.appendSingularField(b, "syntax", nil)
-	case 13:
+	case 14:
 		b = p.appendSingularField(b, "edition", nil)
 	}
 	return b
@@ -160,8 +160,6 @@ func (p *SourcePath) appendFileOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "java_generic_services", nil)
 	case 18:
 		b = p.appendSingularField(b, "py_generic_services", nil)
-	case 42:
-		b = p.appendSingularField(b, "php_generic_services", nil)
 	case 23:
 		b = p.appendSingularField(b, "deprecated", nil)
 	case 31:
@@ -180,6 +178,8 @@ func (p *SourcePath) appendFileOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "php_metadata_namespace", nil)
 	case 45:
 		b = p.appendSingularField(b, "ruby_package", nil)
+	case 50:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
@@ -240,6 +240,8 @@ func (p *SourcePath) appendMessageOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "map_entry", nil)
 	case 11:
 		b = p.appendSingularField(b, "deprecated_legacy_json_field_conflicts", nil)
+	case 12:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
@@ -285,6 +287,8 @@ func (p *SourcePath) appendEnumOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "deprecated", nil)
 	case 6:
 		b = p.appendSingularField(b, "deprecated_legacy_json_field_conflicts", nil)
+	case 7:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
@@ -330,6 +334,8 @@ func (p *SourcePath) appendServiceOptions(b []byte) []byte {
 		return b
 	}
 	switch (*p)[0] {
+	case 34:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 33:
 		b = p.appendSingularField(b, "deprecated", nil)
 	case 999:
@@ -361,14 +367,39 @@ func (p *SourcePath) appendFieldOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "debug_redact", nil)
 	case 17:
 		b = p.appendSingularField(b, "retention", nil)
-	case 18:
-		b = p.appendSingularField(b, "target", nil)
+	case 19:
+		b = p.appendRepeatedField(b, "targets", nil)
+	case 20:
+		b = p.appendRepeatedField(b, "edition_defaults", (*SourcePath).appendFieldOptions_EditionDefault)
+	case 21:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
 	return b
 }
 
+func (p *SourcePath) appendFeatureSet(b []byte) []byte {
+	if len(*p) == 0 {
+		return b
+	}
+	switch (*p)[0] {
+	case 1:
+		b = p.appendSingularField(b, "field_presence", nil)
+	case 2:
+		b = p.appendSingularField(b, "enum_type", nil)
+	case 3:
+		b = p.appendSingularField(b, "repeated_field_encoding", nil)
+	case 4:
+		b = p.appendSingularField(b, "utf8_validation", nil)
+	case 5:
+		b = p.appendSingularField(b, "message_encoding", nil)
+	case 6:
+		b = p.appendSingularField(b, "json_format", nil)
+	}
+	return b
+}
+
 func (p *SourcePath) appendUninterpretedOption(b []byte) []byte {
 	if len(*p) == 0 {
 		return b
@@ -418,6 +449,12 @@ func (p *SourcePath) appendExtensionRangeOptions(b []byte) []byte {
 	switch (*p)[0] {
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
+	case 2:
+		b = p.appendRepeatedField(b, "declaration", (*SourcePath).appendExtensionRangeOptions_Declaration)
+	case 50:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
+	case 3:
+		b = p.appendSingularField(b, "verification", nil)
 	}
 	return b
 }
@@ -427,6 +464,8 @@ func (p *SourcePath) appendOneofOptions(b []byte) []byte {
 		return b
 	}
 	switch (*p)[0] {
+	case 1:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
@@ -440,6 +479,10 @@ func (p *SourcePath) appendEnumValueOptions(b []byte) []byte {
 	switch (*p)[0] {
 	case 1:
 		b = p.appendSingularField(b, "deprecated", nil)
+	case 2:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
+	case 3:
+		b = p.appendSingularField(b, "debug_redact", nil)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
@@ -455,12 +498,27 @@ func (p *SourcePath) appendMethodOptions(b []byte) []byte {
 		b = p.appendSingularField(b, "deprecated", nil)
 	case 34:
 		b = p.appendSingularField(b, "idempotency_level", nil)
+	case 35:
+		b = p.appendSingularField(b, "features", (*SourcePath).appendFeatureSet)
 	case 999:
 		b = p.appendRepeatedField(b, "uninterpreted_option", (*SourcePath).appendUninterpretedOption)
 	}
 	return b
 }
 
+func (p *SourcePath) appendFieldOptions_EditionDefault(b []byte) []byte {
+	if len(*p) == 0 {
+		return b
+	}
+	switch (*p)[0] {
+	case 3:
+		b = p.appendSingularField(b, "edition", nil)
+	case 2:
+		b = p.appendSingularField(b, "value", nil)
+	}
+	return b
+}
+
 func (p *SourcePath) appendUninterpretedOption_NamePart(b []byte) []byte {
 	if len(*p) == 0 {
 		return b
@@ -473,3 +531,22 @@ func (p *SourcePath) appendUninterpretedOption_NamePart(b []byte) []byte {
 	}
 	return b
 }
+
+func (p *SourcePath) appendExtensionRangeOptions_Declaration(b []byte) []byte {
+	if len(*p) == 0 {
+		return b
+	}
+	switch (*p)[0] {
+	case 1:
+		b = p.appendSingularField(b, "number", nil)
+	case 2:
+		b = p.appendSingularField(b, "full_name", nil)
+	case 3:
+		b = p.appendSingularField(b, "type", nil)
+	case 5:
+		b = p.appendSingularField(b, "reserved", nil)
+	case 6:
+		b = p.appendSingularField(b, "repeated", nil)
+	}
+	return b
+}

vendor/google.golang.org/protobuf/reflect/protoreflect/type.go

@@ -12,7 +12,7 @@ package protoreflect
 // exactly identical. However, it is possible for the same semantically
 // identical proto type to be represented by multiple type descriptors.
 //
-// For example, suppose we have t1 and t2 which are both MessageDescriptors.
+// For example, suppose we have t1 and t2 which are both an [MessageDescriptor].
 // If t1 == t2, then the types are definitely equal and all accessors return
 // the same information. However, if t1 != t2, then it is still possible that
 // they still represent the same proto type (e.g., t1.FullName == t2.FullName).
@@ -115,7 +115,7 @@ type Descriptor interface {
 // corresponds with the google.protobuf.FileDescriptorProto message.
 //
 // Top-level declarations:
-// EnumDescriptor, MessageDescriptor, FieldDescriptor, and/or ServiceDescriptor.
+// [EnumDescriptor], [MessageDescriptor], [FieldDescriptor], and/or [ServiceDescriptor].
 type FileDescriptor interface {
 	Descriptor // Descriptor.FullName is identical to Package
 
@@ -180,8 +180,8 @@ type FileImport struct {
 // corresponds with the google.protobuf.DescriptorProto message.
 //
 // Nested declarations:
-// FieldDescriptor, OneofDescriptor, FieldDescriptor, EnumDescriptor,
-// and/or MessageDescriptor.
+// [FieldDescriptor], [OneofDescriptor], [FieldDescriptor], [EnumDescriptor],
+// and/or [MessageDescriptor].
 type MessageDescriptor interface {
 	Descriptor
 
@@ -214,7 +214,7 @@ type MessageDescriptor interface {
 	ExtensionRanges() FieldRanges
 	// ExtensionRangeOptions returns the ith extension range options.
 	//
-	// To avoid a dependency cycle, this method returns a proto.Message value,
+	// To avoid a dependency cycle, this method returns a proto.Message] value,
 	// which always contains a google.protobuf.ExtensionRangeOptions message.
 	// This method returns a typed nil-pointer if no options are present.
 	// The caller must import the descriptorpb package to use this.
@@ -231,9 +231,9 @@ type MessageDescriptor interface {
 }
 type isMessageDescriptor interface{ ProtoType(MessageDescriptor) }
 
-// MessageType encapsulates a MessageDescriptor with a concrete Go implementation.
+// MessageType encapsulates a [MessageDescriptor] with a concrete Go implementation.
 // It is recommended that implementations of this interface also implement the
-// MessageFieldTypes interface.
+// [MessageFieldTypes] interface.
 type MessageType interface {
 	// New returns a newly allocated empty message.
 	// It may return nil for synthetic messages representing a map entry.
@@ -249,19 +249,19 @@ type MessageType interface {
 	Descriptor() MessageDescriptor
 }
 
-// MessageFieldTypes extends a MessageType by providing type information
+// MessageFieldTypes extends a [MessageType] by providing type information
 // regarding enums and messages referenced by the message fields.
 type MessageFieldTypes interface {
 	MessageType
 
-	// Enum returns the EnumType for the ith field in Descriptor.Fields.
+	// Enum returns the EnumType for the ith field in MessageDescriptor.Fields.
 	// It returns nil if the ith field is not an enum kind.
 	// It panics if out of bounds.
 	//
 	// Invariant: mt.Enum(i).Descriptor() == mt.Descriptor().Fields(i).Enum()
 	Enum(i int) EnumType
 
-	// Message returns the MessageType for the ith field in Descriptor.Fields.
+	// Message returns the MessageType for the ith field in MessageDescriptor.Fields.
 	// It returns nil if the ith field is not a message or group kind.
 	// It panics if out of bounds.
 	//
@@ -286,8 +286,8 @@ type MessageDescriptors interface {
 // corresponds with the google.protobuf.FieldDescriptorProto message.
 //
 // It is used for both normal fields defined within the parent message
-// (e.g., MessageDescriptor.Fields) and fields that extend some remote message
-// (e.g., FileDescriptor.Extensions or MessageDescriptor.Extensions).
+// (e.g., [MessageDescriptor.Fields]) and fields that extend some remote message
+// (e.g., [FileDescriptor.Extensions] or [MessageDescriptor.Extensions]).
 type FieldDescriptor interface {
 	Descriptor
 
@@ -344,7 +344,7 @@ type FieldDescriptor interface {
 	// IsMap reports whether this field represents a map,
 	// where the value type for the associated field is a Map.
 	// It is equivalent to checking whether Cardinality is Repeated,
-	// that the Kind is MessageKind, and that Message.IsMapEntry reports true.
+	// that the Kind is MessageKind, and that MessageDescriptor.IsMapEntry reports true.
 	IsMap() bool
 
 	// MapKey returns the field descriptor for the key in the map entry.
@@ -419,7 +419,7 @@ type OneofDescriptor interface {
 
 	// IsSynthetic reports whether this is a synthetic oneof created to support
 	// proto3 optional semantics. If true, Fields contains exactly one field
-	// with HasOptionalKeyword specified.
+	// with FieldDescriptor.HasOptionalKeyword specified.
 	IsSynthetic() bool
 
 	// Fields is a list of fields belonging to this oneof.
@@ -442,10 +442,10 @@ type OneofDescriptors interface {
 	doNotImplement
 }
 
-// ExtensionDescriptor is an alias of FieldDescriptor for documentation.
+// ExtensionDescriptor is an alias of [FieldDescriptor] for documentation.
 type ExtensionDescriptor = FieldDescriptor
 
-// ExtensionTypeDescriptor is an ExtensionDescriptor with an associated ExtensionType.
+// ExtensionTypeDescriptor is an [ExtensionDescriptor] with an associated [ExtensionType].
 type ExtensionTypeDescriptor interface {
 	ExtensionDescriptor
 
@@ -470,12 +470,12 @@ type ExtensionDescriptors interface {
 	doNotImplement
 }
 
-// ExtensionType encapsulates an ExtensionDescriptor with a concrete
+// ExtensionType encapsulates an [ExtensionDescriptor] with a concrete
 // Go implementation. The nested field descriptor must be for a extension field.
 //
 // While a normal field is a member of the parent message that it is declared
-// within (see Descriptor.Parent), an extension field is a member of some other
-// target message (see ExtensionDescriptor.Extendee) and may have no
+// within (see [Descriptor.Parent]), an extension field is a member of some other
+// target message (see [FieldDescriptor.ContainingMessage]) and may have no
 // relationship with the parent. However, the full name of an extension field is
 // relative to the parent that it is declared within.
 //
@@ -532,7 +532,7 @@ type ExtensionType interface {
 // corresponds with the google.protobuf.EnumDescriptorProto message.
 //
 // Nested declarations:
-// EnumValueDescriptor.
+// [EnumValueDescriptor].
 type EnumDescriptor interface {
 	Descriptor
 
@@ -548,7 +548,7 @@ type EnumDescriptor interface {
 }
 type isEnumDescriptor interface{ ProtoType(EnumDescriptor) }
 
-// EnumType encapsulates an EnumDescriptor with a concrete Go implementation.
+// EnumType encapsulates an [EnumDescriptor] with a concrete Go implementation.
 type EnumType interface {
 	// New returns an instance of this enum type with its value set to n.
 	New(n EnumNumber) Enum
@@ -610,7 +610,7 @@ type EnumValueDescriptors interface {
 // ServiceDescriptor describes a service and
 // corresponds with the google.protobuf.ServiceDescriptorProto message.
 //
-// Nested declarations: MethodDescriptor.
+// Nested declarations: [MethodDescriptor].
 type ServiceDescriptor interface {
 	Descriptor
 

vendor/google.golang.org/protobuf/reflect/protoreflect/value.go

@@ -27,16 +27,16 @@ type Enum interface {
 // Message is a reflective interface for a concrete message value,
 // encapsulating both type and value information for the message.
 //
-// Accessor/mutators for individual fields are keyed by FieldDescriptor.
+// Accessor/mutators for individual fields are keyed by [FieldDescriptor].
 // For non-extension fields, the descriptor must exactly match the
 // field known by the parent message.
-// For extension fields, the descriptor must implement ExtensionTypeDescriptor,
-// extend the parent message (i.e., have the same message FullName), and
+// For extension fields, the descriptor must implement [ExtensionTypeDescriptor],
+// extend the parent message (i.e., have the same message [FullName]), and
 // be within the parent's extension range.
 //
-// Each field Value can be a scalar or a composite type (Message, List, or Map).
-// See Value for the Go types associated with a FieldDescriptor.
-// Providing a Value that is invalid or of an incorrect type panics.
+// Each field [Value] can be a scalar or a composite type ([Message], [List], or [Map]).
+// See [Value] for the Go types associated with a [FieldDescriptor].
+// Providing a [Value] that is invalid or of an incorrect type panics.
 type Message interface {
 	// Descriptor returns message descriptor, which contains only the protobuf
 	// type information for the message.
@@ -152,7 +152,7 @@ type Message interface {
 	// This method may return nil.
 	//
 	// The returned methods type is identical to
-	// "google.golang.org/protobuf/runtime/protoiface".Methods.
+	// google.golang.org/protobuf/runtime/protoiface.Methods.
 	// Consult the protoiface package documentation for details.
 	ProtoMethods() *methods
 }
@@ -175,8 +175,8 @@ func (b RawFields) IsValid() bool {
 }
 
 // List is a zero-indexed, ordered list.
-// The element Value type is determined by FieldDescriptor.Kind.
-// Providing a Value that is invalid or of an incorrect type panics.
+// The element [Value] type is determined by [FieldDescriptor.Kind].
+// Providing a [Value] that is invalid or of an incorrect type panics.
 type List interface {
 	// Len reports the number of entries in the List.
 	// Get, Set, and Truncate panic with out of bound indexes.
@@ -226,9 +226,9 @@ type List interface {
 }
 
 // Map is an unordered, associative map.
-// The entry MapKey type is determined by FieldDescriptor.MapKey.Kind.
-// The entry Value type is determined by FieldDescriptor.MapValue.Kind.
-// Providing a MapKey or Value that is invalid or of an incorrect type panics.
+// The entry [MapKey] type is determined by [FieldDescriptor.MapKey].Kind.
+// The entry [Value] type is determined by [FieldDescriptor.MapValue].Kind.
+// Providing a [MapKey] or [Value] that is invalid or of an incorrect type panics.
 type Map interface {
 	// Len reports the number of elements in the map.
 	Len() int

vendor/google.golang.org/protobuf/reflect/protoreflect/value_equal.go

@@ -24,19 +24,19 @@ import (
 //     Unlike the == operator, a NaN is equal to another NaN.
 //
 //   - Enums are equal if they contain the same number.
-//     Since Value does not contain an enum descriptor,
+//     Since [Value] does not contain an enum descriptor,
 //     enum values do not consider the type of the enum.
 //
 //   - Other scalar values are equal if they contain the same value.
 //
-//   - Message values are equal if they belong to the same message descriptor,
+//   - [Message] values are equal if they belong to the same message descriptor,
 //     have the same set of populated known and extension field values,
 //     and the same set of unknown fields values.
 //
-//   - Lists are equal if they are the same length and
+//   - [List] values are equal if they are the same length and
 //     each corresponding element is equal.
 //
-//   - Maps are equal if they have the same set of keys and
+//   - [Map] values are equal if they have the same set of keys and
 //     the corresponding value for each key is equal.
 func (v1 Value) Equal(v2 Value) bool {
 	return equalValue(v1, v2)

vendor/google.golang.org/protobuf/reflect/protoreflect/value_union.go

@@ -11,7 +11,7 @@ import (
 
 // Value is a union where only one Go type may be set at a time.
 // The Value is used to represent all possible values a field may take.
-// The following shows which Go type is used to represent each proto Kind:
+// The following shows which Go type is used to represent each proto [Kind]:
 //
 //	╔════════════╤═════════════════════════════════════╗
 //	║ Go type    │ Protobuf kind                       ║
@@ -31,22 +31,22 @@ import (
 //
 // Multiple protobuf Kinds may be represented by a single Go type if the type
 // can losslessly represent the information for the proto kind. For example,
-// Int64Kind, Sint64Kind, and Sfixed64Kind are all represented by int64,
+// [Int64Kind], [Sint64Kind], and [Sfixed64Kind] are all represented by int64,
 // but use different integer encoding methods.
 //
-// The List or Map types are used if the field cardinality is repeated.
-// A field is a List if FieldDescriptor.IsList reports true.
-// A field is a Map if FieldDescriptor.IsMap reports true.
+// The [List] or [Map] types are used if the field cardinality is repeated.
+// A field is a [List] if [FieldDescriptor.IsList] reports true.
+// A field is a [Map] if [FieldDescriptor.IsMap] reports true.
 //
 // Converting to/from a Value and a concrete Go value panics on type mismatch.
-// For example, ValueOf("hello").Int() panics because this attempts to
+// For example, [ValueOf]("hello").Int() panics because this attempts to
 // retrieve an int64 from a string.
 //
-// List, Map, and Message Values are called "composite" values.
+// [List], [Map], and [Message] Values are called "composite" values.
 //
 // A composite Value may alias (reference) memory at some location,
 // such that changes to the Value updates the that location.
-// A composite value acquired with a Mutable method, such as Message.Mutable,
+// A composite value acquired with a Mutable method, such as [Message.Mutable],
 // always references the source object.
 //
 // For example:
@@ -65,7 +65,7 @@ import (
 //	// appending to the List here may or may not modify the message.
 //	list.Append(protoreflect.ValueOfInt32(0))
 //
-// Some operations, such as Message.Get, may return an "empty, read-only"
+// Some operations, such as [Message.Get], may return an "empty, read-only"
 // composite Value. Modifying an empty, read-only value panics.
 type Value value
 
@@ -306,7 +306,7 @@ func (v Value) Float() float64 {
 	}
 }
 
-// String returns v as a string. Since this method implements fmt.Stringer,
+// String returns v as a string. Since this method implements [fmt.Stringer],
 // this returns the formatted string value for any non-string type.
 func (v Value) String() string {
 	switch v.typ {
@@ -327,7 +327,7 @@ func (v Value) Bytes() []byte {
 	}
 }
 
-// Enum returns v as a EnumNumber and panics if the type is not a EnumNumber.
+// Enum returns v as a [EnumNumber] and panics if the type is not a [EnumNumber].
 func (v Value) Enum() EnumNumber {
 	switch v.typ {
 	case enumType:
@@ -337,7 +337,7 @@ func (v Value) Enum() EnumNumber {
 	}
 }
 
-// Message returns v as a Message and panics if the type is not a Message.
+// Message returns v as a [Message] and panics if the type is not a [Message].
 func (v Value) Message() Message {
 	switch vi := v.getIface().(type) {
 	case Message:
@@ -347,7 +347,7 @@ func (v Value) Message() Message {
 	}
 }
 
-// List returns v as a List and panics if the type is not a List.
+// List returns v as a [List] and panics if the type is not a [List].
 func (v Value) List() List {
 	switch vi := v.getIface().(type) {
 	case List:
@@ -357,7 +357,7 @@ func (v Value) List() List {
 	}
 }
 
-// Map returns v as a Map and panics if the type is not a Map.
+// Map returns v as a [Map] and panics if the type is not a [Map].
 func (v Value) Map() Map {
 	switch vi := v.getIface().(type) {
 	case Map:
@@ -367,7 +367,7 @@ func (v Value) Map() Map {
 	}
 }
 
-// MapKey returns v as a MapKey and panics for invalid MapKey types.
+// MapKey returns v as a [MapKey] and panics for invalid [MapKey] types.
 func (v Value) MapKey() MapKey {
 	switch v.typ {
 	case boolType, int32Type, int64Type, uint32Type, uint64Type, stringType:
@@ -378,8 +378,8 @@ func (v Value) MapKey() MapKey {
 }
 
 // MapKey is used to index maps, where the Go type of the MapKey must match
-// the specified key Kind (see MessageDescriptor.IsMapEntry).
-// The following shows what Go type is used to represent each proto Kind:
+// the specified key [Kind] (see [MessageDescriptor.IsMapEntry]).
+// The following shows what Go type is used to represent each proto [Kind]:
 //
 //	╔═════════╤═════════════════════════════════════╗
 //	║ Go type │ Protobuf kind                       ║
@@ -392,13 +392,13 @@ func (v Value) MapKey() MapKey {
 //	║ string  │ StringKind                          ║
 //	╚═════════╧═════════════════════════════════════╝
 //
-// A MapKey is constructed and accessed through a Value:
+// A MapKey is constructed and accessed through a [Value]:
 //
 //	k := ValueOf("hash").MapKey() // convert string to MapKey
 //	s := k.String()               // convert MapKey to string
 //
-// The MapKey is a strict subset of valid types used in Value;
-// converting a Value to a MapKey with an invalid type panics.
+// The MapKey is a strict subset of valid types used in [Value];
+// converting a [Value] to a MapKey with an invalid type panics.
 type MapKey value
 
 // IsValid reports whether k is populated with a value.
@@ -426,13 +426,13 @@ func (k MapKey) Uint() uint64 {
 	return Value(k).Uint()
 }
 
-// String returns k as a string. Since this method implements fmt.Stringer,
+// String returns k as a string. Since this method implements [fmt.Stringer],
 // this returns the formatted string value for any non-string type.
 func (k MapKey) String() string {
 	return Value(k).String()
 }
 
-// Value returns k as a Value.
+// Value returns k as a [Value].
 func (k MapKey) Value() Value {
 	return Value(k)
 }

vendor/google.golang.org/protobuf/reflect/protoreflect/value_unsafe_go120.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build !purego && !appengine
-// +build !purego,!appengine
+//go:build !purego && !appengine && !go1.21
+// +build !purego,!appengine,!go1.21
 
 package protoreflect
 

vendor/google.golang.org/protobuf/reflect/protoreflect/value_unsafe_go121.go

@@ -0,0 +1,87 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !purego && !appengine && go1.21
+// +build !purego,!appengine,go1.21
+
+package protoreflect
+
+import (
+	"unsafe"
+
+	"google.golang.org/protobuf/internal/pragma"
+)
+
+type (
+	ifaceHeader struct {
+		_    [0]interface{} // if interfaces have greater alignment than unsafe.Pointer, this will enforce it.
+		Type unsafe.Pointer
+		Data unsafe.Pointer
+	}
+)
+
+var (
+	nilType     = typeOf(nil)
+	boolType    = typeOf(*new(bool))
+	int32Type   = typeOf(*new(int32))
+	int64Type   = typeOf(*new(int64))
+	uint32Type  = typeOf(*new(uint32))
+	uint64Type  = typeOf(*new(uint64))
+	float32Type = typeOf(*new(float32))
+	float64Type = typeOf(*new(float64))
+	stringType  = typeOf(*new(string))
+	bytesType   = typeOf(*new([]byte))
+	enumType    = typeOf(*new(EnumNumber))
+)
+
+// typeOf returns a pointer to the Go type information.
+// The pointer is comparable and equal if and only if the types are identical.
+func typeOf(t interface{}) unsafe.Pointer {
+	return (*ifaceHeader)(unsafe.Pointer(&t)).Type
+}
+
+// value is a union where only one type can be represented at a time.
+// The struct is 24B large on 64-bit systems and requires the minimum storage
+// necessary to represent each possible type.
+//
+// The Go GC needs to be able to scan variables containing pointers.
+// As such, pointers and non-pointers cannot be intermixed.
+type value struct {
+	pragma.DoNotCompare // 0B
+
+	// typ stores the type of the value as a pointer to the Go type.
+	typ unsafe.Pointer // 8B
+
+	// ptr stores the data pointer for a String, Bytes, or interface value.
+	ptr unsafe.Pointer // 8B
+
+	// num stores a Bool, Int32, Int64, Uint32, Uint64, Float32, Float64, or
+	// Enum value as a raw uint64.
+	//
+	// It is also used to store the length of a String or Bytes value;
+	// the capacity is ignored.
+	num uint64 // 8B
+}
+
+func valueOfString(v string) Value {
+	return Value{typ: stringType, ptr: unsafe.Pointer(unsafe.StringData(v)), num: uint64(len(v))}
+}
+func valueOfBytes(v []byte) Value {
+	return Value{typ: bytesType, ptr: unsafe.Pointer(unsafe.SliceData(v)), num: uint64(len(v))}
+}
+func valueOfIface(v interface{}) Value {
+	p := (*ifaceHeader)(unsafe.Pointer(&v))
+	return Value{typ: p.Type, ptr: p.Data}
+}
+
+func (v Value) getString() string {
+	return unsafe.String((*byte)(v.ptr), v.num)
+}
+func (v Value) getBytes() []byte {
+	return unsafe.Slice((*byte)(v.ptr), v.num)
+}
+func (v Value) getIface() (x interface{}) {
+	*(*ifaceHeader)(unsafe.Pointer(&x)) = ifaceHeader{Type: v.typ, Data: v.ptr}
+	return x
+}