GoToSocial/vendor/github.com/godbus/dbus/v5/match.go

90 lines
2.7 KiB
Go

package dbus
import (
"strconv"
"strings"
)
// MatchOption specifies option for dbus routing match rule. Options can be constructed with WithMatch* helpers.
// For full list of available options consult
// https://dbus.freedesktop.org/doc/dbus-specification.html#message-bus-routing-match-rules
type MatchOption struct {
key string
value string
}
func formatMatchOptions(options []MatchOption) string {
items := make([]string, 0, len(options))
for _, option := range options {
items = append(items, option.key+"='"+option.value+"'")
}
return strings.Join(items, ",")
}
// WithMatchOption creates match option with given key and value
func WithMatchOption(key, value string) MatchOption {
return MatchOption{key, value}
}
// doesn't make sense to export this option because clients can only
// subscribe to messages with signal type.
func withMatchType(typ string) MatchOption {
return WithMatchOption("type", typ)
}
// WithMatchSender sets sender match option.
func WithMatchSender(sender string) MatchOption {
return WithMatchOption("sender", sender)
}
// WithMatchSender sets interface match option.
func WithMatchInterface(iface string) MatchOption {
return WithMatchOption("interface", iface)
}
// WithMatchMember sets member match option.
func WithMatchMember(member string) MatchOption {
return WithMatchOption("member", member)
}
// WithMatchObjectPath creates match option that filters events based on given path
func WithMatchObjectPath(path ObjectPath) MatchOption {
return WithMatchOption("path", string(path))
}
// WithMatchPathNamespace sets path_namespace match option.
func WithMatchPathNamespace(namespace ObjectPath) MatchOption {
return WithMatchOption("path_namespace", string(namespace))
}
// WithMatchDestination sets destination match option.
func WithMatchDestination(destination string) MatchOption {
return WithMatchOption("destination", destination)
}
// WithMatchArg sets argN match option, range of N is 0 to 63.
func WithMatchArg(argIdx int, value string) MatchOption {
if argIdx < 0 || argIdx > 63 {
panic("range of argument index is 0 to 63")
}
return WithMatchOption("arg"+strconv.Itoa(argIdx), value)
}
// WithMatchArgPath sets argN path match option, range of N is 0 to 63.
func WithMatchArgPath(argIdx int, path string) MatchOption {
if argIdx < 0 || argIdx > 63 {
panic("range of argument index is 0 to 63")
}
return WithMatchOption("arg"+strconv.Itoa(argIdx)+"path", path)
}
// WithMatchArg0Namespace sets arg0namespace match option.
func WithMatchArg0Namespace(arg0Namespace string) MatchOption {
return WithMatchOption("arg0namespace", arg0Namespace)
}
// WithMatchEavesdrop sets eavesdrop match option.
func WithMatchEavesdrop(eavesdrop bool) MatchOption {
return WithMatchOption("eavesdrop", strconv.FormatBool(eavesdrop))
}