Grand test fixup (#138)

* start fixing up tests

* fix up tests + automate with drone

* fiddle with linting

* messing about with drone.yml

* some more fiddling

* hmmm

* add cache

* add vendor directory

* verbose

* ci updates

* update some little things

* update sig

vendor/github.com/goccy/go-json/internal/encoder/compiler_race.go

@@ -0,0 +1,47 @@
+// +build race
+
+package encoder
+
+import (
+	"sync"
+	"unsafe"
+
+	"github.com/goccy/go-json/internal/runtime"
+)
+
+var setsMu sync.RWMutex
+
+func CompileToGetCodeSet(typeptr uintptr) (*OpcodeSet, error) {
+	if typeptr > typeAddr.MaxTypeAddr {
+		return compileToGetCodeSetSlowPath(typeptr)
+	}
+	index := (typeptr - typeAddr.BaseTypeAddr) >> typeAddr.AddrShift
+	setsMu.RLock()
+	if codeSet := cachedOpcodeSets[index]; codeSet != nil {
+		setsMu.RUnlock()
+		return codeSet, nil
+	}
+	setsMu.RUnlock()
+
+	// noescape trick for header.typ ( reflect.*rtype )
+	copiedType := *(**runtime.Type)(unsafe.Pointer(&typeptr))
+
+	code, err := compileHead(&compileContext{
+		typ:                      copiedType,
+		structTypeToCompiledCode: map[uintptr]*CompiledCode{},
+	})
+	if err != nil {
+		return nil, err
+	}
+	code = copyOpcode(code)
+	codeLength := code.TotalLength()
+	codeSet := &OpcodeSet{
+		Type:       copiedType,
+		Code:       code,
+		CodeLength: codeLength,
+	}
+	setsMu.Lock()
+	cachedOpcodeSets[index] = codeSet
+	setsMu.Unlock()
+	return codeSet, nil
+}