diff options
Diffstat (limited to 'vendor/github.com/json-iterator/go/reflect_struct_encoder.go')
-rw-r--r-- | vendor/github.com/json-iterator/go/reflect_struct_encoder.go | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/vendor/github.com/json-iterator/go/reflect_struct_encoder.go b/vendor/github.com/json-iterator/go/reflect_struct_encoder.go deleted file mode 100644 index 152e3ef..0000000 --- a/vendor/github.com/json-iterator/go/reflect_struct_encoder.go +++ /dev/null | |||
@@ -1,211 +0,0 @@ | |||
1 | package jsoniter | ||
2 | |||
3 | import ( | ||
4 | "fmt" | ||
5 | "github.com/modern-go/reflect2" | ||
6 | "io" | ||
7 | "reflect" | ||
8 | "unsafe" | ||
9 | ) | ||
10 | |||
11 | func encoderOfStruct(ctx *ctx, typ reflect2.Type) ValEncoder { | ||
12 | type bindingTo struct { | ||
13 | binding *Binding | ||
14 | toName string | ||
15 | ignored bool | ||
16 | } | ||
17 | orderedBindings := []*bindingTo{} | ||
18 | structDescriptor := describeStruct(ctx, typ) | ||
19 | for _, binding := range structDescriptor.Fields { | ||
20 | for _, toName := range binding.ToNames { | ||
21 | new := &bindingTo{ | ||
22 | binding: binding, | ||
23 | toName: toName, | ||
24 | } | ||
25 | for _, old := range orderedBindings { | ||
26 | if old.toName != toName { | ||
27 | continue | ||
28 | } | ||
29 | old.ignored, new.ignored = resolveConflictBinding(ctx.frozenConfig, old.binding, new.binding) | ||
30 | } | ||
31 | orderedBindings = append(orderedBindings, new) | ||
32 | } | ||
33 | } | ||
34 | if len(orderedBindings) == 0 { | ||
35 | return &emptyStructEncoder{} | ||
36 | } | ||
37 | finalOrderedFields := []structFieldTo{} | ||
38 | for _, bindingTo := range orderedBindings { | ||
39 | if !bindingTo.ignored { | ||
40 | finalOrderedFields = append(finalOrderedFields, structFieldTo{ | ||
41 | encoder: bindingTo.binding.Encoder.(*structFieldEncoder), | ||
42 | toName: bindingTo.toName, | ||
43 | }) | ||
44 | } | ||
45 | } | ||
46 | return &structEncoder{typ, finalOrderedFields} | ||
47 | } | ||
48 | |||
49 | func createCheckIsEmpty(ctx *ctx, typ reflect2.Type) checkIsEmpty { | ||
50 | encoder := createEncoderOfNative(ctx, typ) | ||
51 | if encoder != nil { | ||
52 | return encoder | ||
53 | } | ||
54 | kind := typ.Kind() | ||
55 | switch kind { | ||
56 | case reflect.Interface: | ||
57 | return &dynamicEncoder{typ} | ||
58 | case reflect.Struct: | ||
59 | return &structEncoder{typ: typ} | ||
60 | case reflect.Array: | ||
61 | return &arrayEncoder{} | ||
62 | case reflect.Slice: | ||
63 | return &sliceEncoder{} | ||
64 | case reflect.Map: | ||
65 | return encoderOfMap(ctx, typ) | ||
66 | case reflect.Ptr: | ||
67 | return &OptionalEncoder{} | ||
68 | default: | ||
69 | return &lazyErrorEncoder{err: fmt.Errorf("unsupported type: %v", typ)} | ||
70 | } | ||
71 | } | ||
72 | |||
73 | func resolveConflictBinding(cfg *frozenConfig, old, new *Binding) (ignoreOld, ignoreNew bool) { | ||
74 | newTagged := new.Field.Tag().Get(cfg.getTagKey()) != "" | ||
75 | oldTagged := old.Field.Tag().Get(cfg.getTagKey()) != "" | ||
76 | if newTagged { | ||
77 | if oldTagged { | ||
78 | if len(old.levels) > len(new.levels) { | ||
79 | return true, false | ||
80 | } else if len(new.levels) > len(old.levels) { | ||
81 | return false, true | ||
82 | } else { | ||
83 | return true, true | ||
84 | } | ||
85 | } else { | ||
86 | return true, false | ||
87 | } | ||
88 | } else { | ||
89 | if oldTagged { | ||
90 | return true, false | ||
91 | } | ||
92 | if len(old.levels) > len(new.levels) { | ||
93 | return true, false | ||
94 | } else if len(new.levels) > len(old.levels) { | ||
95 | return false, true | ||
96 | } else { | ||
97 | return true, true | ||
98 | } | ||
99 | } | ||
100 | } | ||
101 | |||
102 | type structFieldEncoder struct { | ||
103 | field reflect2.StructField | ||
104 | fieldEncoder ValEncoder | ||
105 | omitempty bool | ||
106 | } | ||
107 | |||
108 | func (encoder *structFieldEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
109 | fieldPtr := encoder.field.UnsafeGet(ptr) | ||
110 | encoder.fieldEncoder.Encode(fieldPtr, stream) | ||
111 | if stream.Error != nil && stream.Error != io.EOF { | ||
112 | stream.Error = fmt.Errorf("%s: %s", encoder.field.Name(), stream.Error.Error()) | ||
113 | } | ||
114 | } | ||
115 | |||
116 | func (encoder *structFieldEncoder) IsEmpty(ptr unsafe.Pointer) bool { | ||
117 | fieldPtr := encoder.field.UnsafeGet(ptr) | ||
118 | return encoder.fieldEncoder.IsEmpty(fieldPtr) | ||
119 | } | ||
120 | |||
121 | func (encoder *structFieldEncoder) IsEmbeddedPtrNil(ptr unsafe.Pointer) bool { | ||
122 | isEmbeddedPtrNil, converted := encoder.fieldEncoder.(IsEmbeddedPtrNil) | ||
123 | if !converted { | ||
124 | return false | ||
125 | } | ||
126 | fieldPtr := encoder.field.UnsafeGet(ptr) | ||
127 | return isEmbeddedPtrNil.IsEmbeddedPtrNil(fieldPtr) | ||
128 | } | ||
129 | |||
130 | type IsEmbeddedPtrNil interface { | ||
131 | IsEmbeddedPtrNil(ptr unsafe.Pointer) bool | ||
132 | } | ||
133 | |||
134 | type structEncoder struct { | ||
135 | typ reflect2.Type | ||
136 | fields []structFieldTo | ||
137 | } | ||
138 | |||
139 | type structFieldTo struct { | ||
140 | encoder *structFieldEncoder | ||
141 | toName string | ||
142 | } | ||
143 | |||
144 | func (encoder *structEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
145 | stream.WriteObjectStart() | ||
146 | isNotFirst := false | ||
147 | for _, field := range encoder.fields { | ||
148 | if field.encoder.omitempty && field.encoder.IsEmpty(ptr) { | ||
149 | continue | ||
150 | } | ||
151 | if field.encoder.IsEmbeddedPtrNil(ptr) { | ||
152 | continue | ||
153 | } | ||
154 | if isNotFirst { | ||
155 | stream.WriteMore() | ||
156 | } | ||
157 | stream.WriteObjectField(field.toName) | ||
158 | field.encoder.Encode(ptr, stream) | ||
159 | isNotFirst = true | ||
160 | } | ||
161 | stream.WriteObjectEnd() | ||
162 | if stream.Error != nil && stream.Error != io.EOF { | ||
163 | stream.Error = fmt.Errorf("%v.%s", encoder.typ, stream.Error.Error()) | ||
164 | } | ||
165 | } | ||
166 | |||
167 | func (encoder *structEncoder) IsEmpty(ptr unsafe.Pointer) bool { | ||
168 | return false | ||
169 | } | ||
170 | |||
171 | type emptyStructEncoder struct { | ||
172 | } | ||
173 | |||
174 | func (encoder *emptyStructEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
175 | stream.WriteEmptyObject() | ||
176 | } | ||
177 | |||
178 | func (encoder *emptyStructEncoder) IsEmpty(ptr unsafe.Pointer) bool { | ||
179 | return false | ||
180 | } | ||
181 | |||
182 | type stringModeNumberEncoder struct { | ||
183 | elemEncoder ValEncoder | ||
184 | } | ||
185 | |||
186 | func (encoder *stringModeNumberEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
187 | stream.writeByte('"') | ||
188 | encoder.elemEncoder.Encode(ptr, stream) | ||
189 | stream.writeByte('"') | ||
190 | } | ||
191 | |||
192 | func (encoder *stringModeNumberEncoder) IsEmpty(ptr unsafe.Pointer) bool { | ||
193 | return encoder.elemEncoder.IsEmpty(ptr) | ||
194 | } | ||
195 | |||
196 | type stringModeStringEncoder struct { | ||
197 | elemEncoder ValEncoder | ||
198 | cfg *frozenConfig | ||
199 | } | ||
200 | |||
201 | func (encoder *stringModeStringEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
202 | tempStream := encoder.cfg.BorrowStream(nil) | ||
203 | tempStream.Attachment = stream.Attachment | ||
204 | defer encoder.cfg.ReturnStream(tempStream) | ||
205 | encoder.elemEncoder.Encode(ptr, tempStream) | ||
206 | stream.WriteString(string(tempStream.Buffer())) | ||
207 | } | ||
208 | |||
209 | func (encoder *stringModeStringEncoder) IsEmpty(ptr unsafe.Pointer) bool { | ||
210 | return encoder.elemEncoder.IsEmpty(ptr) | ||
211 | } | ||