From f2e5bedea6fb93fbbf68ed8f7153c353cc57a9f0 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Fri, 10 Sep 2021 14:42:14 +0200
Subject: migrate go version to 1.17 (#203)

* migrate go version to 1.17

* update contributing
---
 .../go-json/internal/decoder/unmarshal_json.go     | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 vendor/github.com/goccy/go-json/internal/decoder/unmarshal_json.go

(limited to 'vendor/github.com/goccy/go-json/internal/decoder/unmarshal_json.go')

diff --git a/vendor/github.com/goccy/go-json/internal/decoder/unmarshal_json.go b/vendor/github.com/goccy/go-json/internal/decoder/unmarshal_json.go
new file mode 100644
index 000000000..d90f39cc5
--- /dev/null
+++ b/vendor/github.com/goccy/go-json/internal/decoder/unmarshal_json.go
@@ -0,0 +1,91 @@
+package decoder
+
+import (
+	"encoding/json"
+	"unsafe"
+
+	"github.com/goccy/go-json/internal/errors"
+	"github.com/goccy/go-json/internal/runtime"
+)
+
+type unmarshalJSONDecoder struct {
+	typ        *runtime.Type
+	structName string
+	fieldName  string
+}
+
+func newUnmarshalJSONDecoder(typ *runtime.Type, structName, fieldName string) *unmarshalJSONDecoder {
+	return &unmarshalJSONDecoder{
+		typ:        typ,
+		structName: structName,
+		fieldName:  fieldName,
+	}
+}
+
+func (d *unmarshalJSONDecoder) annotateError(cursor int64, err error) {
+	switch e := err.(type) {
+	case *errors.UnmarshalTypeError:
+		e.Struct = d.structName
+		e.Field = d.fieldName
+	case *errors.SyntaxError:
+		e.Offset = cursor
+	}
+}
+
+func (d *unmarshalJSONDecoder) DecodeStream(s *Stream, depth int64, p unsafe.Pointer) error {
+	s.skipWhiteSpace()
+	start := s.cursor
+	if err := s.skipValue(depth); err != nil {
+		return err
+	}
+	src := s.buf[start:s.cursor]
+	dst := make([]byte, len(src))
+	copy(dst, src)
+
+	v := *(*interface{})(unsafe.Pointer(&emptyInterface{
+		typ: d.typ,
+		ptr: p,
+	}))
+	if (s.Option.Flags & ContextOption) != 0 {
+		if err := v.(unmarshalerContext).UnmarshalJSON(s.Option.Context, dst); err != nil {
+			d.annotateError(s.cursor, err)
+			return err
+		}
+	} else {
+		if err := v.(json.Unmarshaler).UnmarshalJSON(dst); err != nil {
+			d.annotateError(s.cursor, err)
+			return err
+		}
+	}
+	return nil
+}
+
+func (d *unmarshalJSONDecoder) Decode(ctx *RuntimeContext, cursor, depth int64, p unsafe.Pointer) (int64, error) {
+	buf := ctx.Buf
+	cursor = skipWhiteSpace(buf, cursor)
+	start := cursor
+	end, err := skipValue(buf, cursor, depth)
+	if err != nil {
+		return 0, err
+	}
+	src := buf[start:end]
+	dst := make([]byte, len(src))
+	copy(dst, src)
+
+	v := *(*interface{})(unsafe.Pointer(&emptyInterface{
+		typ: d.typ,
+		ptr: p,
+	}))
+	if (ctx.Option.Flags & ContextOption) != 0 {
+		if err := v.(unmarshalerContext).UnmarshalJSON(ctx.Option.Context, dst); err != nil {
+			d.annotateError(cursor, err)
+			return 0, err
+		}
+	} else {
+		if err := v.(json.Unmarshaler).UnmarshalJSON(dst); err != nil {
+			d.annotateError(cursor, err)
+			return 0, err
+		}
+	}
+	return end, nil
+}
-- 
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