Adding upstream version 0.10.5.

Signed-off-by: Daniel Baumann <daniel@debian.org>

internal/decoder/wrapped_string.go

@@ -0,0 +1,73 @@
+package decoder
+
+import (
+	"fmt"
+	"reflect"
+	"unsafe"
+
+	"github.com/goccy/go-json/internal/runtime"
+)
+
+type wrappedStringDecoder struct {
+	typ           *runtime.Type
+	dec           Decoder
+	stringDecoder *stringDecoder
+	structName    string
+	fieldName     string
+	isPtrType     bool
+}
+
+func newWrappedStringDecoder(typ *runtime.Type, dec Decoder, structName, fieldName string) *wrappedStringDecoder {
+	return &wrappedStringDecoder{
+		typ:           typ,
+		dec:           dec,
+		stringDecoder: newStringDecoder(structName, fieldName),
+		structName:    structName,
+		fieldName:     fieldName,
+		isPtrType:     typ.Kind() == reflect.Ptr,
+	}
+}
+
+func (d *wrappedStringDecoder) DecodeStream(s *Stream, depth int64, p unsafe.Pointer) error {
+	bytes, err := d.stringDecoder.decodeStreamByte(s)
+	if err != nil {
+		return err
+	}
+	if bytes == nil {
+		if d.isPtrType {
+			*(*unsafe.Pointer)(p) = nil
+		}
+		return nil
+	}
+	b := make([]byte, len(bytes)+1)
+	copy(b, bytes)
+	if _, err := d.dec.Decode(&RuntimeContext{Buf: b}, 0, depth, p); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (d *wrappedStringDecoder) Decode(ctx *RuntimeContext, cursor, depth int64, p unsafe.Pointer) (int64, error) {
+	bytes, c, err := d.stringDecoder.decodeByte(ctx.Buf, cursor)
+	if err != nil {
+		return 0, err
+	}
+	if bytes == nil {
+		if d.isPtrType {
+			*(*unsafe.Pointer)(p) = nil
+		}
+		return c, nil
+	}
+	bytes = append(bytes, nul)
+	oldBuf := ctx.Buf
+	ctx.Buf = bytes
+	if _, err := d.dec.Decode(ctx, 0, depth, p); err != nil {
+		return 0, err
+	}
+	ctx.Buf = oldBuf
+	return c, nil
+}
+
+func (d *wrappedStringDecoder) DecodePath(ctx *RuntimeContext, cursor, depth int64) ([][]byte, int64, error) {
+	return nil, 0, fmt.Errorf("json: wrapped string decoder does not support decode path")
+}