1// Copyright 2018 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5// Code generated by generate-types. DO NOT EDIT.
6
7package proto
8
9import (
10	"math"
11	"unicode/utf8"
12
13	"google.golang.org/protobuf/encoding/protowire"
14	"google.golang.org/protobuf/internal/errors"
15	"google.golang.org/protobuf/internal/strs"
16	"google.golang.org/protobuf/reflect/protoreflect"
17)
18
19var wireTypes = map[protoreflect.Kind]protowire.Type{
20	protoreflect.BoolKind:     protowire.VarintType,
21	protoreflect.EnumKind:     protowire.VarintType,
22	protoreflect.Int32Kind:    protowire.VarintType,
23	protoreflect.Sint32Kind:   protowire.VarintType,
24	protoreflect.Uint32Kind:   protowire.VarintType,
25	protoreflect.Int64Kind:    protowire.VarintType,
26	protoreflect.Sint64Kind:   protowire.VarintType,
27	protoreflect.Uint64Kind:   protowire.VarintType,
28	protoreflect.Sfixed32Kind: protowire.Fixed32Type,
29	protoreflect.Fixed32Kind:  protowire.Fixed32Type,
30	protoreflect.FloatKind:    protowire.Fixed32Type,
31	protoreflect.Sfixed64Kind: protowire.Fixed64Type,
32	protoreflect.Fixed64Kind:  protowire.Fixed64Type,
33	protoreflect.DoubleKind:   protowire.Fixed64Type,
34	protoreflect.StringKind:   protowire.BytesType,
35	protoreflect.BytesKind:    protowire.BytesType,
36	protoreflect.MessageKind:  protowire.BytesType,
37	protoreflect.GroupKind:    protowire.StartGroupType,
38}
39
40func (o MarshalOptions) marshalSingular(b []byte, fd protoreflect.FieldDescriptor, v protoreflect.Value) ([]byte, error) {
41	switch fd.Kind() {
42	case protoreflect.BoolKind:
43		b = protowire.AppendVarint(b, protowire.EncodeBool(v.Bool()))
44	case protoreflect.EnumKind:
45		b = protowire.AppendVarint(b, uint64(v.Enum()))
46	case protoreflect.Int32Kind:
47		b = protowire.AppendVarint(b, uint64(int32(v.Int())))
48	case protoreflect.Sint32Kind:
49		b = protowire.AppendVarint(b, protowire.EncodeZigZag(int64(int32(v.Int()))))
50	case protoreflect.Uint32Kind:
51		b = protowire.AppendVarint(b, uint64(uint32(v.Uint())))
52	case protoreflect.Int64Kind:
53		b = protowire.AppendVarint(b, uint64(v.Int()))
54	case protoreflect.Sint64Kind:
55		b = protowire.AppendVarint(b, protowire.EncodeZigZag(v.Int()))
56	case protoreflect.Uint64Kind:
57		b = protowire.AppendVarint(b, v.Uint())
58	case protoreflect.Sfixed32Kind:
59		b = protowire.AppendFixed32(b, uint32(v.Int()))
60	case protoreflect.Fixed32Kind:
61		b = protowire.AppendFixed32(b, uint32(v.Uint()))
62	case protoreflect.FloatKind:
63		b = protowire.AppendFixed32(b, math.Float32bits(float32(v.Float())))
64	case protoreflect.Sfixed64Kind:
65		b = protowire.AppendFixed64(b, uint64(v.Int()))
66	case protoreflect.Fixed64Kind:
67		b = protowire.AppendFixed64(b, v.Uint())
68	case protoreflect.DoubleKind:
69		b = protowire.AppendFixed64(b, math.Float64bits(v.Float()))
70	case protoreflect.StringKind:
71		if strs.EnforceUTF8(fd) && !utf8.ValidString(v.String()) {
72			return b, errors.InvalidUTF8(string(fd.FullName()))
73		}
74		b = protowire.AppendString(b, v.String())
75	case protoreflect.BytesKind:
76		b = protowire.AppendBytes(b, v.Bytes())
77	case protoreflect.MessageKind:
78		var pos int
79		var err error
80		b, pos = appendSpeculativeLength(b)
81		b, err = o.marshalMessage(b, v.Message())
82		if err != nil {
83			return b, err
84		}
85		b = finishSpeculativeLength(b, pos)
86	case protoreflect.GroupKind:
87		var err error
88		b, err = o.marshalMessage(b, v.Message())
89		if err != nil {
90			return b, err
91		}
92		b = protowire.AppendVarint(b, protowire.EncodeTag(fd.Number(), protowire.EndGroupType))
93	default:
94		return b, errors.New("invalid kind %v", fd.Kind())
95	}
96	return b, nil
97}
98