diff options
Diffstat (limited to 'vendor/github.com/json-iterator/go/reflect_native.go')
-rw-r--r-- | vendor/github.com/json-iterator/go/reflect_native.go | 453 |
1 files changed, 453 insertions, 0 deletions
diff --git a/vendor/github.com/json-iterator/go/reflect_native.go b/vendor/github.com/json-iterator/go/reflect_native.go new file mode 100644 index 0000000..f88722d --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_native.go | |||
@@ -0,0 +1,453 @@ | |||
1 | package jsoniter | ||
2 | |||
3 | import ( | ||
4 | "encoding/base64" | ||
5 | "reflect" | ||
6 | "strconv" | ||
7 | "unsafe" | ||
8 | |||
9 | "github.com/modern-go/reflect2" | ||
10 | ) | ||
11 | |||
12 | const ptrSize = 32 << uintptr(^uintptr(0)>>63) | ||
13 | |||
14 | func createEncoderOfNative(ctx *ctx, typ reflect2.Type) ValEncoder { | ||
15 | if typ.Kind() == reflect.Slice && typ.(reflect2.SliceType).Elem().Kind() == reflect.Uint8 { | ||
16 | sliceDecoder := decoderOfSlice(ctx, typ) | ||
17 | return &base64Codec{sliceDecoder: sliceDecoder} | ||
18 | } | ||
19 | typeName := typ.String() | ||
20 | kind := typ.Kind() | ||
21 | switch kind { | ||
22 | case reflect.String: | ||
23 | if typeName != "string" { | ||
24 | return encoderOfType(ctx, reflect2.TypeOfPtr((*string)(nil)).Elem()) | ||
25 | } | ||
26 | return &stringCodec{} | ||
27 | case reflect.Int: | ||
28 | if typeName != "int" { | ||
29 | return encoderOfType(ctx, reflect2.TypeOfPtr((*int)(nil)).Elem()) | ||
30 | } | ||
31 | if strconv.IntSize == 32 { | ||
32 | return &int32Codec{} | ||
33 | } | ||
34 | return &int64Codec{} | ||
35 | case reflect.Int8: | ||
36 | if typeName != "int8" { | ||
37 | return encoderOfType(ctx, reflect2.TypeOfPtr((*int8)(nil)).Elem()) | ||
38 | } | ||
39 | return &int8Codec{} | ||
40 | case reflect.Int16: | ||
41 | if typeName != "int16" { | ||
42 | return encoderOfType(ctx, reflect2.TypeOfPtr((*int16)(nil)).Elem()) | ||
43 | } | ||
44 | return &int16Codec{} | ||
45 | case reflect.Int32: | ||
46 | if typeName != "int32" { | ||
47 | return encoderOfType(ctx, reflect2.TypeOfPtr((*int32)(nil)).Elem()) | ||
48 | } | ||
49 | return &int32Codec{} | ||
50 | case reflect.Int64: | ||
51 | if typeName != "int64" { | ||
52 | return encoderOfType(ctx, reflect2.TypeOfPtr((*int64)(nil)).Elem()) | ||
53 | } | ||
54 | return &int64Codec{} | ||
55 | case reflect.Uint: | ||
56 | if typeName != "uint" { | ||
57 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uint)(nil)).Elem()) | ||
58 | } | ||
59 | if strconv.IntSize == 32 { | ||
60 | return &uint32Codec{} | ||
61 | } | ||
62 | return &uint64Codec{} | ||
63 | case reflect.Uint8: | ||
64 | if typeName != "uint8" { | ||
65 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uint8)(nil)).Elem()) | ||
66 | } | ||
67 | return &uint8Codec{} | ||
68 | case reflect.Uint16: | ||
69 | if typeName != "uint16" { | ||
70 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uint16)(nil)).Elem()) | ||
71 | } | ||
72 | return &uint16Codec{} | ||
73 | case reflect.Uint32: | ||
74 | if typeName != "uint32" { | ||
75 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uint32)(nil)).Elem()) | ||
76 | } | ||
77 | return &uint32Codec{} | ||
78 | case reflect.Uintptr: | ||
79 | if typeName != "uintptr" { | ||
80 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uintptr)(nil)).Elem()) | ||
81 | } | ||
82 | if ptrSize == 32 { | ||
83 | return &uint32Codec{} | ||
84 | } | ||
85 | return &uint64Codec{} | ||
86 | case reflect.Uint64: | ||
87 | if typeName != "uint64" { | ||
88 | return encoderOfType(ctx, reflect2.TypeOfPtr((*uint64)(nil)).Elem()) | ||
89 | } | ||
90 | return &uint64Codec{} | ||
91 | case reflect.Float32: | ||
92 | if typeName != "float32" { | ||
93 | return encoderOfType(ctx, reflect2.TypeOfPtr((*float32)(nil)).Elem()) | ||
94 | } | ||
95 | return &float32Codec{} | ||
96 | case reflect.Float64: | ||
97 | if typeName != "float64" { | ||
98 | return encoderOfType(ctx, reflect2.TypeOfPtr((*float64)(nil)).Elem()) | ||
99 | } | ||
100 | return &float64Codec{} | ||
101 | case reflect.Bool: | ||
102 | if typeName != "bool" { | ||
103 | return encoderOfType(ctx, reflect2.TypeOfPtr((*bool)(nil)).Elem()) | ||
104 | } | ||
105 | return &boolCodec{} | ||
106 | } | ||
107 | return nil | ||
108 | } | ||
109 | |||
110 | func createDecoderOfNative(ctx *ctx, typ reflect2.Type) ValDecoder { | ||
111 | if typ.Kind() == reflect.Slice && typ.(reflect2.SliceType).Elem().Kind() == reflect.Uint8 { | ||
112 | sliceDecoder := decoderOfSlice(ctx, typ) | ||
113 | return &base64Codec{sliceDecoder: sliceDecoder} | ||
114 | } | ||
115 | typeName := typ.String() | ||
116 | switch typ.Kind() { | ||
117 | case reflect.String: | ||
118 | if typeName != "string" { | ||
119 | return decoderOfType(ctx, reflect2.TypeOfPtr((*string)(nil)).Elem()) | ||
120 | } | ||
121 | return &stringCodec{} | ||
122 | case reflect.Int: | ||
123 | if typeName != "int" { | ||
124 | return decoderOfType(ctx, reflect2.TypeOfPtr((*int)(nil)).Elem()) | ||
125 | } | ||
126 | if strconv.IntSize == 32 { | ||
127 | return &int32Codec{} | ||
128 | } | ||
129 | return &int64Codec{} | ||
130 | case reflect.Int8: | ||
131 | if typeName != "int8" { | ||
132 | return decoderOfType(ctx, reflect2.TypeOfPtr((*int8)(nil)).Elem()) | ||
133 | } | ||
134 | return &int8Codec{} | ||
135 | case reflect.Int16: | ||
136 | if typeName != "int16" { | ||
137 | return decoderOfType(ctx, reflect2.TypeOfPtr((*int16)(nil)).Elem()) | ||
138 | } | ||
139 | return &int16Codec{} | ||
140 | case reflect.Int32: | ||
141 | if typeName != "int32" { | ||
142 | return decoderOfType(ctx, reflect2.TypeOfPtr((*int32)(nil)).Elem()) | ||
143 | } | ||
144 | return &int32Codec{} | ||
145 | case reflect.Int64: | ||
146 | if typeName != "int64" { | ||
147 | return decoderOfType(ctx, reflect2.TypeOfPtr((*int64)(nil)).Elem()) | ||
148 | } | ||
149 | return &int64Codec{} | ||
150 | case reflect.Uint: | ||
151 | if typeName != "uint" { | ||
152 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uint)(nil)).Elem()) | ||
153 | } | ||
154 | if strconv.IntSize == 32 { | ||
155 | return &uint32Codec{} | ||
156 | } | ||
157 | return &uint64Codec{} | ||
158 | case reflect.Uint8: | ||
159 | if typeName != "uint8" { | ||
160 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uint8)(nil)).Elem()) | ||
161 | } | ||
162 | return &uint8Codec{} | ||
163 | case reflect.Uint16: | ||
164 | if typeName != "uint16" { | ||
165 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uint16)(nil)).Elem()) | ||
166 | } | ||
167 | return &uint16Codec{} | ||
168 | case reflect.Uint32: | ||
169 | if typeName != "uint32" { | ||
170 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uint32)(nil)).Elem()) | ||
171 | } | ||
172 | return &uint32Codec{} | ||
173 | case reflect.Uintptr: | ||
174 | if typeName != "uintptr" { | ||
175 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uintptr)(nil)).Elem()) | ||
176 | } | ||
177 | if ptrSize == 32 { | ||
178 | return &uint32Codec{} | ||
179 | } | ||
180 | return &uint64Codec{} | ||
181 | case reflect.Uint64: | ||
182 | if typeName != "uint64" { | ||
183 | return decoderOfType(ctx, reflect2.TypeOfPtr((*uint64)(nil)).Elem()) | ||
184 | } | ||
185 | return &uint64Codec{} | ||
186 | case reflect.Float32: | ||
187 | if typeName != "float32" { | ||
188 | return decoderOfType(ctx, reflect2.TypeOfPtr((*float32)(nil)).Elem()) | ||
189 | } | ||
190 | return &float32Codec{} | ||
191 | case reflect.Float64: | ||
192 | if typeName != "float64" { | ||
193 | return decoderOfType(ctx, reflect2.TypeOfPtr((*float64)(nil)).Elem()) | ||
194 | } | ||
195 | return &float64Codec{} | ||
196 | case reflect.Bool: | ||
197 | if typeName != "bool" { | ||
198 | return decoderOfType(ctx, reflect2.TypeOfPtr((*bool)(nil)).Elem()) | ||
199 | } | ||
200 | return &boolCodec{} | ||
201 | } | ||
202 | return nil | ||
203 | } | ||
204 | |||
205 | type stringCodec struct { | ||
206 | } | ||
207 | |||
208 | func (codec *stringCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
209 | *((*string)(ptr)) = iter.ReadString() | ||
210 | } | ||
211 | |||
212 | func (codec *stringCodec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
213 | str := *((*string)(ptr)) | ||
214 | stream.WriteString(str) | ||
215 | } | ||
216 | |||
217 | func (codec *stringCodec) IsEmpty(ptr unsafe.Pointer) bool { | ||
218 | return *((*string)(ptr)) == "" | ||
219 | } | ||
220 | |||
221 | type int8Codec struct { | ||
222 | } | ||
223 | |||
224 | func (codec *int8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
225 | if !iter.ReadNil() { | ||
226 | *((*int8)(ptr)) = iter.ReadInt8() | ||
227 | } | ||
228 | } | ||
229 | |||
230 | func (codec *int8Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
231 | stream.WriteInt8(*((*int8)(ptr))) | ||
232 | } | ||
233 | |||
234 | func (codec *int8Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
235 | return *((*int8)(ptr)) == 0 | ||
236 | } | ||
237 | |||
238 | type int16Codec struct { | ||
239 | } | ||
240 | |||
241 | func (codec *int16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
242 | if !iter.ReadNil() { | ||
243 | *((*int16)(ptr)) = iter.ReadInt16() | ||
244 | } | ||
245 | } | ||
246 | |||
247 | func (codec *int16Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
248 | stream.WriteInt16(*((*int16)(ptr))) | ||
249 | } | ||
250 | |||
251 | func (codec *int16Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
252 | return *((*int16)(ptr)) == 0 | ||
253 | } | ||
254 | |||
255 | type int32Codec struct { | ||
256 | } | ||
257 | |||
258 | func (codec *int32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
259 | if !iter.ReadNil() { | ||
260 | *((*int32)(ptr)) = iter.ReadInt32() | ||
261 | } | ||
262 | } | ||
263 | |||
264 | func (codec *int32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
265 | stream.WriteInt32(*((*int32)(ptr))) | ||
266 | } | ||
267 | |||
268 | func (codec *int32Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
269 | return *((*int32)(ptr)) == 0 | ||
270 | } | ||
271 | |||
272 | type int64Codec struct { | ||
273 | } | ||
274 | |||
275 | func (codec *int64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
276 | if !iter.ReadNil() { | ||
277 | *((*int64)(ptr)) = iter.ReadInt64() | ||
278 | } | ||
279 | } | ||
280 | |||
281 | func (codec *int64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
282 | stream.WriteInt64(*((*int64)(ptr))) | ||
283 | } | ||
284 | |||
285 | func (codec *int64Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
286 | return *((*int64)(ptr)) == 0 | ||
287 | } | ||
288 | |||
289 | type uint8Codec struct { | ||
290 | } | ||
291 | |||
292 | func (codec *uint8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
293 | if !iter.ReadNil() { | ||
294 | *((*uint8)(ptr)) = iter.ReadUint8() | ||
295 | } | ||
296 | } | ||
297 | |||
298 | func (codec *uint8Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
299 | stream.WriteUint8(*((*uint8)(ptr))) | ||
300 | } | ||
301 | |||
302 | func (codec *uint8Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
303 | return *((*uint8)(ptr)) == 0 | ||
304 | } | ||
305 | |||
306 | type uint16Codec struct { | ||
307 | } | ||
308 | |||
309 | func (codec *uint16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
310 | if !iter.ReadNil() { | ||
311 | *((*uint16)(ptr)) = iter.ReadUint16() | ||
312 | } | ||
313 | } | ||
314 | |||
315 | func (codec *uint16Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
316 | stream.WriteUint16(*((*uint16)(ptr))) | ||
317 | } | ||
318 | |||
319 | func (codec *uint16Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
320 | return *((*uint16)(ptr)) == 0 | ||
321 | } | ||
322 | |||
323 | type uint32Codec struct { | ||
324 | } | ||
325 | |||
326 | func (codec *uint32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
327 | if !iter.ReadNil() { | ||
328 | *((*uint32)(ptr)) = iter.ReadUint32() | ||
329 | } | ||
330 | } | ||
331 | |||
332 | func (codec *uint32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
333 | stream.WriteUint32(*((*uint32)(ptr))) | ||
334 | } | ||
335 | |||
336 | func (codec *uint32Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
337 | return *((*uint32)(ptr)) == 0 | ||
338 | } | ||
339 | |||
340 | type uint64Codec struct { | ||
341 | } | ||
342 | |||
343 | func (codec *uint64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
344 | if !iter.ReadNil() { | ||
345 | *((*uint64)(ptr)) = iter.ReadUint64() | ||
346 | } | ||
347 | } | ||
348 | |||
349 | func (codec *uint64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
350 | stream.WriteUint64(*((*uint64)(ptr))) | ||
351 | } | ||
352 | |||
353 | func (codec *uint64Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
354 | return *((*uint64)(ptr)) == 0 | ||
355 | } | ||
356 | |||
357 | type float32Codec struct { | ||
358 | } | ||
359 | |||
360 | func (codec *float32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
361 | if !iter.ReadNil() { | ||
362 | *((*float32)(ptr)) = iter.ReadFloat32() | ||
363 | } | ||
364 | } | ||
365 | |||
366 | func (codec *float32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
367 | stream.WriteFloat32(*((*float32)(ptr))) | ||
368 | } | ||
369 | |||
370 | func (codec *float32Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
371 | return *((*float32)(ptr)) == 0 | ||
372 | } | ||
373 | |||
374 | type float64Codec struct { | ||
375 | } | ||
376 | |||
377 | func (codec *float64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
378 | if !iter.ReadNil() { | ||
379 | *((*float64)(ptr)) = iter.ReadFloat64() | ||
380 | } | ||
381 | } | ||
382 | |||
383 | func (codec *float64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
384 | stream.WriteFloat64(*((*float64)(ptr))) | ||
385 | } | ||
386 | |||
387 | func (codec *float64Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
388 | return *((*float64)(ptr)) == 0 | ||
389 | } | ||
390 | |||
391 | type boolCodec struct { | ||
392 | } | ||
393 | |||
394 | func (codec *boolCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
395 | if !iter.ReadNil() { | ||
396 | *((*bool)(ptr)) = iter.ReadBool() | ||
397 | } | ||
398 | } | ||
399 | |||
400 | func (codec *boolCodec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
401 | stream.WriteBool(*((*bool)(ptr))) | ||
402 | } | ||
403 | |||
404 | func (codec *boolCodec) IsEmpty(ptr unsafe.Pointer) bool { | ||
405 | return !(*((*bool)(ptr))) | ||
406 | } | ||
407 | |||
408 | type base64Codec struct { | ||
409 | sliceType *reflect2.UnsafeSliceType | ||
410 | sliceDecoder ValDecoder | ||
411 | } | ||
412 | |||
413 | func (codec *base64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { | ||
414 | if iter.ReadNil() { | ||
415 | codec.sliceType.UnsafeSetNil(ptr) | ||
416 | return | ||
417 | } | ||
418 | switch iter.WhatIsNext() { | ||
419 | case StringValue: | ||
420 | src := iter.ReadString() | ||
421 | dst, err := base64.StdEncoding.DecodeString(src) | ||
422 | if err != nil { | ||
423 | iter.ReportError("decode base64", err.Error()) | ||
424 | } else { | ||
425 | codec.sliceType.UnsafeSet(ptr, unsafe.Pointer(&dst)) | ||
426 | } | ||
427 | case ArrayValue: | ||
428 | codec.sliceDecoder.Decode(ptr, iter) | ||
429 | default: | ||
430 | iter.ReportError("base64Codec", "invalid input") | ||
431 | } | ||
432 | } | ||
433 | |||
434 | func (codec *base64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { | ||
435 | if codec.sliceType.UnsafeIsNil(ptr) { | ||
436 | stream.WriteNil() | ||
437 | return | ||
438 | } | ||
439 | src := *((*[]byte)(ptr)) | ||
440 | encoding := base64.StdEncoding | ||
441 | stream.writeByte('"') | ||
442 | if len(src) != 0 { | ||
443 | size := encoding.EncodedLen(len(src)) | ||
444 | buf := make([]byte, size) | ||
445 | encoding.Encode(buf, src) | ||
446 | stream.buf = append(stream.buf, buf...) | ||
447 | } | ||
448 | stream.writeByte('"') | ||
449 | } | ||
450 | |||
451 | func (codec *base64Codec) IsEmpty(ptr unsafe.Pointer) bool { | ||
452 | return len(*((*[]byte)(ptr))) == 0 | ||
453 | } | ||