feature_reflect_native.go 19 KB

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  1. package jsoniter
  2. import (
  3. "encoding"
  4. "encoding/base64"
  5. "encoding/json"
  6. "reflect"
  7. "unsafe"
  8. )
  9. type stringCodec struct {
  10. }
  11. func (codec *stringCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  12. *((*string)(ptr)) = iter.ReadString()
  13. }
  14. func (codec *stringCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  15. str := *((*string)(ptr))
  16. stream.WriteString(str)
  17. }
  18. func (codec *stringCodec) EncodeInterface(val interface{}, stream *Stream) {
  19. WriteToStream(val, stream, codec)
  20. }
  21. func (codec *stringCodec) IsEmpty(ptr unsafe.Pointer) bool {
  22. return *((*string)(ptr)) == ""
  23. }
  24. type intCodec struct {
  25. }
  26. func (codec *intCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  27. if !iter.ReadNil() {
  28. *((*int)(ptr)) = iter.ReadInt()
  29. }
  30. }
  31. func (codec *intCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  32. stream.WriteInt(*((*int)(ptr)))
  33. }
  34. func (codec *intCodec) EncodeInterface(val interface{}, stream *Stream) {
  35. WriteToStream(val, stream, codec)
  36. }
  37. func (codec *intCodec) IsEmpty(ptr unsafe.Pointer) bool {
  38. return *((*int)(ptr)) == 0
  39. }
  40. type uintptrCodec struct {
  41. }
  42. func (codec *uintptrCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  43. if !iter.ReadNil() {
  44. *((*uintptr)(ptr)) = uintptr(iter.ReadUint64())
  45. }
  46. }
  47. func (codec *uintptrCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  48. stream.WriteUint64(uint64(*((*uintptr)(ptr))))
  49. }
  50. func (codec *uintptrCodec) EncodeInterface(val interface{}, stream *Stream) {
  51. WriteToStream(val, stream, codec)
  52. }
  53. func (codec *uintptrCodec) IsEmpty(ptr unsafe.Pointer) bool {
  54. return *((*uintptr)(ptr)) == 0
  55. }
  56. type int8Codec struct {
  57. }
  58. func (codec *int8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  59. if !iter.ReadNil() {
  60. *((*int8)(ptr)) = iter.ReadInt8()
  61. }
  62. }
  63. func (codec *int8Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  64. stream.WriteInt8(*((*int8)(ptr)))
  65. }
  66. func (codec *int8Codec) EncodeInterface(val interface{}, stream *Stream) {
  67. WriteToStream(val, stream, codec)
  68. }
  69. func (codec *int8Codec) IsEmpty(ptr unsafe.Pointer) bool {
  70. return *((*int8)(ptr)) == 0
  71. }
  72. type int16Codec struct {
  73. }
  74. func (codec *int16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  75. if !iter.ReadNil() {
  76. *((*int16)(ptr)) = iter.ReadInt16()
  77. }
  78. }
  79. func (codec *int16Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  80. stream.WriteInt16(*((*int16)(ptr)))
  81. }
  82. func (codec *int16Codec) EncodeInterface(val interface{}, stream *Stream) {
  83. WriteToStream(val, stream, codec)
  84. }
  85. func (codec *int16Codec) IsEmpty(ptr unsafe.Pointer) bool {
  86. return *((*int16)(ptr)) == 0
  87. }
  88. type int32Codec struct {
  89. }
  90. func (codec *int32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  91. if !iter.ReadNil() {
  92. *((*int32)(ptr)) = iter.ReadInt32()
  93. }
  94. }
  95. func (codec *int32Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  96. stream.WriteInt32(*((*int32)(ptr)))
  97. }
  98. func (codec *int32Codec) EncodeInterface(val interface{}, stream *Stream) {
  99. WriteToStream(val, stream, codec)
  100. }
  101. func (codec *int32Codec) IsEmpty(ptr unsafe.Pointer) bool {
  102. return *((*int32)(ptr)) == 0
  103. }
  104. type int64Codec struct {
  105. }
  106. func (codec *int64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  107. if !iter.ReadNil() {
  108. *((*int64)(ptr)) = iter.ReadInt64()
  109. }
  110. }
  111. func (codec *int64Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  112. stream.WriteInt64(*((*int64)(ptr)))
  113. }
  114. func (codec *int64Codec) EncodeInterface(val interface{}, stream *Stream) {
  115. WriteToStream(val, stream, codec)
  116. }
  117. func (codec *int64Codec) IsEmpty(ptr unsafe.Pointer) bool {
  118. return *((*int64)(ptr)) == 0
  119. }
  120. type uintCodec struct {
  121. }
  122. func (codec *uintCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  123. if !iter.ReadNil() {
  124. *((*uint)(ptr)) = iter.ReadUint()
  125. return
  126. }
  127. }
  128. func (codec *uintCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  129. stream.WriteUint(*((*uint)(ptr)))
  130. }
  131. func (codec *uintCodec) EncodeInterface(val interface{}, stream *Stream) {
  132. WriteToStream(val, stream, codec)
  133. }
  134. func (codec *uintCodec) IsEmpty(ptr unsafe.Pointer) bool {
  135. return *((*uint)(ptr)) == 0
  136. }
  137. type uint8Codec struct {
  138. }
  139. func (codec *uint8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  140. if !iter.ReadNil() {
  141. *((*uint8)(ptr)) = iter.ReadUint8()
  142. }
  143. }
  144. func (codec *uint8Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  145. stream.WriteUint8(*((*uint8)(ptr)))
  146. }
  147. func (codec *uint8Codec) EncodeInterface(val interface{}, stream *Stream) {
  148. WriteToStream(val, stream, codec)
  149. }
  150. func (codec *uint8Codec) IsEmpty(ptr unsafe.Pointer) bool {
  151. return *((*uint8)(ptr)) == 0
  152. }
  153. type uint16Codec struct {
  154. }
  155. func (codec *uint16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  156. if !iter.ReadNil() {
  157. *((*uint16)(ptr)) = iter.ReadUint16()
  158. }
  159. }
  160. func (codec *uint16Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  161. stream.WriteUint16(*((*uint16)(ptr)))
  162. }
  163. func (codec *uint16Codec) EncodeInterface(val interface{}, stream *Stream) {
  164. WriteToStream(val, stream, codec)
  165. }
  166. func (codec *uint16Codec) IsEmpty(ptr unsafe.Pointer) bool {
  167. return *((*uint16)(ptr)) == 0
  168. }
  169. type uint32Codec struct {
  170. }
  171. func (codec *uint32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  172. if !iter.ReadNil() {
  173. *((*uint32)(ptr)) = iter.ReadUint32()
  174. }
  175. }
  176. func (codec *uint32Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  177. stream.WriteUint32(*((*uint32)(ptr)))
  178. }
  179. func (codec *uint32Codec) EncodeInterface(val interface{}, stream *Stream) {
  180. WriteToStream(val, stream, codec)
  181. }
  182. func (codec *uint32Codec) IsEmpty(ptr unsafe.Pointer) bool {
  183. return *((*uint32)(ptr)) == 0
  184. }
  185. type uint64Codec struct {
  186. }
  187. func (codec *uint64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  188. if !iter.ReadNil() {
  189. *((*uint64)(ptr)) = iter.ReadUint64()
  190. }
  191. }
  192. func (codec *uint64Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  193. stream.WriteUint64(*((*uint64)(ptr)))
  194. }
  195. func (codec *uint64Codec) EncodeInterface(val interface{}, stream *Stream) {
  196. WriteToStream(val, stream, codec)
  197. }
  198. func (codec *uint64Codec) IsEmpty(ptr unsafe.Pointer) bool {
  199. return *((*uint64)(ptr)) == 0
  200. }
  201. type float32Codec struct {
  202. }
  203. func (codec *float32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  204. if !iter.ReadNil() {
  205. *((*float32)(ptr)) = iter.ReadFloat32()
  206. }
  207. }
  208. func (codec *float32Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  209. stream.WriteFloat32(*((*float32)(ptr)))
  210. }
  211. func (codec *float32Codec) EncodeInterface(val interface{}, stream *Stream) {
  212. WriteToStream(val, stream, codec)
  213. }
  214. func (codec *float32Codec) IsEmpty(ptr unsafe.Pointer) bool {
  215. return *((*float32)(ptr)) == 0
  216. }
  217. type float64Codec struct {
  218. }
  219. func (codec *float64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  220. if !iter.ReadNil() {
  221. *((*float64)(ptr)) = iter.ReadFloat64()
  222. }
  223. }
  224. func (codec *float64Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  225. stream.WriteFloat64(*((*float64)(ptr)))
  226. }
  227. func (codec *float64Codec) EncodeInterface(val interface{}, stream *Stream) {
  228. WriteToStream(val, stream, codec)
  229. }
  230. func (codec *float64Codec) IsEmpty(ptr unsafe.Pointer) bool {
  231. return *((*float64)(ptr)) == 0
  232. }
  233. type boolCodec struct {
  234. }
  235. func (codec *boolCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  236. if !iter.ReadNil() {
  237. *((*bool)(ptr)) = iter.ReadBool()
  238. }
  239. }
  240. func (codec *boolCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  241. stream.WriteBool(*((*bool)(ptr)))
  242. }
  243. func (codec *boolCodec) EncodeInterface(val interface{}, stream *Stream) {
  244. WriteToStream(val, stream, codec)
  245. }
  246. func (codec *boolCodec) IsEmpty(ptr unsafe.Pointer) bool {
  247. return !(*((*bool)(ptr)))
  248. }
  249. type emptyInterfaceCodec struct {
  250. }
  251. func (codec *emptyInterfaceCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  252. existing := *((*interface{})(ptr))
  253. // Checking for both typed and untyped nil pointers.
  254. if existing != nil &&
  255. reflect.TypeOf(existing).Kind() == reflect.Ptr &&
  256. !reflect.ValueOf(existing).IsNil() {
  257. var ptrToExisting interface{}
  258. for {
  259. elem := reflect.ValueOf(existing).Elem()
  260. if elem.Kind() != reflect.Ptr || elem.IsNil() {
  261. break
  262. }
  263. ptrToExisting = existing
  264. existing = elem.Interface()
  265. }
  266. if iter.ReadNil() {
  267. if ptrToExisting != nil {
  268. nilPtr := reflect.Zero(reflect.TypeOf(ptrToExisting).Elem())
  269. reflect.ValueOf(ptrToExisting).Elem().Set(nilPtr)
  270. } else {
  271. *((*interface{})(ptr)) = nil
  272. }
  273. } else {
  274. iter.ReadVal(existing)
  275. }
  276. return
  277. }
  278. if iter.ReadNil() {
  279. *((*interface{})(ptr)) = nil
  280. } else {
  281. *((*interface{})(ptr)) = iter.Read()
  282. }
  283. }
  284. func (codec *emptyInterfaceCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  285. stream.WriteVal(*((*interface{})(ptr)))
  286. }
  287. func (codec *emptyInterfaceCodec) EncodeInterface(val interface{}, stream *Stream) {
  288. stream.WriteVal(val)
  289. }
  290. func (codec *emptyInterfaceCodec) IsEmpty(ptr unsafe.Pointer) bool {
  291. emptyInterface := (*emptyInterface)(ptr)
  292. return emptyInterface.typ == nil
  293. }
  294. type nonEmptyInterfaceCodec struct {
  295. }
  296. func (codec *nonEmptyInterfaceCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  297. nonEmptyInterface := (*nonEmptyInterface)(ptr)
  298. if nonEmptyInterface.itab == nil {
  299. iter.ReportError("read non-empty interface", "do not know which concrete type to decode to")
  300. return
  301. }
  302. var i interface{}
  303. e := (*emptyInterface)(unsafe.Pointer(&i))
  304. e.typ = nonEmptyInterface.itab.typ
  305. e.word = nonEmptyInterface.word
  306. iter.ReadVal(&i)
  307. if e.word == nil {
  308. nonEmptyInterface.itab = nil
  309. }
  310. nonEmptyInterface.word = e.word
  311. }
  312. func (codec *nonEmptyInterfaceCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  313. nonEmptyInterface := (*nonEmptyInterface)(ptr)
  314. var i interface{}
  315. if nonEmptyInterface.itab != nil {
  316. e := (*emptyInterface)(unsafe.Pointer(&i))
  317. e.typ = nonEmptyInterface.itab.typ
  318. e.word = nonEmptyInterface.word
  319. }
  320. stream.WriteVal(i)
  321. }
  322. func (codec *nonEmptyInterfaceCodec) EncodeInterface(val interface{}, stream *Stream) {
  323. stream.WriteVal(val)
  324. }
  325. func (codec *nonEmptyInterfaceCodec) IsEmpty(ptr unsafe.Pointer) bool {
  326. nonEmptyInterface := (*nonEmptyInterface)(ptr)
  327. return nonEmptyInterface.word == nil
  328. }
  329. type anyCodec struct {
  330. }
  331. func (codec *anyCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  332. *((*Any)(ptr)) = iter.ReadAny()
  333. }
  334. func (codec *anyCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  335. (*((*Any)(ptr))).WriteTo(stream)
  336. }
  337. func (codec *anyCodec) EncodeInterface(val interface{}, stream *Stream) {
  338. (val.(Any)).WriteTo(stream)
  339. }
  340. func (codec *anyCodec) IsEmpty(ptr unsafe.Pointer) bool {
  341. return (*((*Any)(ptr))).Size() == 0
  342. }
  343. type jsonNumberCodec struct {
  344. }
  345. func (codec *jsonNumberCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  346. switch iter.WhatIsNext() {
  347. case StringValue:
  348. *((*json.Number)(ptr)) = json.Number(iter.ReadString())
  349. case NilValue:
  350. iter.skipFourBytes('n', 'u', 'l', 'l')
  351. *((*json.Number)(ptr)) = ""
  352. default:
  353. *((*json.Number)(ptr)) = json.Number([]byte(iter.readNumberAsString()))
  354. }
  355. }
  356. func (codec *jsonNumberCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  357. stream.WriteRaw(string(*((*json.Number)(ptr))))
  358. }
  359. func (codec *jsonNumberCodec) EncodeInterface(val interface{}, stream *Stream) {
  360. stream.WriteRaw(string(val.(json.Number)))
  361. }
  362. func (codec *jsonNumberCodec) IsEmpty(ptr unsafe.Pointer) bool {
  363. return len(*((*json.Number)(ptr))) == 0
  364. }
  365. type jsoniterNumberCodec struct {
  366. }
  367. func (codec *jsoniterNumberCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  368. switch iter.WhatIsNext() {
  369. case StringValue:
  370. *((*Number)(ptr)) = Number(iter.ReadString())
  371. case NilValue:
  372. iter.skipFourBytes('n', 'u', 'l', 'l')
  373. *((*Number)(ptr)) = ""
  374. default:
  375. *((*Number)(ptr)) = Number([]byte(iter.readNumberAsString()))
  376. }
  377. }
  378. func (codec *jsoniterNumberCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  379. stream.WriteRaw(string(*((*Number)(ptr))))
  380. }
  381. func (codec *jsoniterNumberCodec) EncodeInterface(val interface{}, stream *Stream) {
  382. stream.WriteRaw(string(val.(Number)))
  383. }
  384. func (codec *jsoniterNumberCodec) IsEmpty(ptr unsafe.Pointer) bool {
  385. return len(*((*Number)(ptr))) == 0
  386. }
  387. type jsonRawMessageCodec struct {
  388. }
  389. func (codec *jsonRawMessageCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  390. *((*json.RawMessage)(ptr)) = json.RawMessage(iter.SkipAndReturnBytes())
  391. }
  392. func (codec *jsonRawMessageCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  393. stream.WriteRaw(string(*((*json.RawMessage)(ptr))))
  394. }
  395. func (codec *jsonRawMessageCodec) EncodeInterface(val interface{}, stream *Stream) {
  396. stream.WriteRaw(string(val.(json.RawMessage)))
  397. }
  398. func (codec *jsonRawMessageCodec) IsEmpty(ptr unsafe.Pointer) bool {
  399. return len(*((*json.RawMessage)(ptr))) == 0
  400. }
  401. type jsoniterRawMessageCodec struct {
  402. }
  403. func (codec *jsoniterRawMessageCodec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  404. *((*RawMessage)(ptr)) = RawMessage(iter.SkipAndReturnBytes())
  405. }
  406. func (codec *jsoniterRawMessageCodec) Encode(ptr unsafe.Pointer, stream *Stream) {
  407. stream.WriteRaw(string(*((*RawMessage)(ptr))))
  408. }
  409. func (codec *jsoniterRawMessageCodec) EncodeInterface(val interface{}, stream *Stream) {
  410. stream.WriteRaw(string(val.(RawMessage)))
  411. }
  412. func (codec *jsoniterRawMessageCodec) IsEmpty(ptr unsafe.Pointer) bool {
  413. return len(*((*RawMessage)(ptr))) == 0
  414. }
  415. type base64Codec struct {
  416. sliceDecoder ValDecoder
  417. }
  418. func (codec *base64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
  419. if iter.ReadNil() {
  420. ptrSlice := (*sliceHeader)(ptr)
  421. ptrSlice.Len = 0
  422. ptrSlice.Cap = 0
  423. ptrSlice.Data = nil
  424. return
  425. }
  426. switch iter.WhatIsNext() {
  427. case StringValue:
  428. encoding := base64.StdEncoding
  429. src := iter.SkipAndReturnBytes()
  430. src = src[1 : len(src)-1]
  431. decodedLen := encoding.DecodedLen(len(src))
  432. dst := make([]byte, decodedLen)
  433. len, err := encoding.Decode(dst, src)
  434. if err != nil {
  435. iter.ReportError("decode base64", err.Error())
  436. } else {
  437. dst = dst[:len]
  438. dstSlice := (*sliceHeader)(unsafe.Pointer(&dst))
  439. ptrSlice := (*sliceHeader)(ptr)
  440. ptrSlice.Data = dstSlice.Data
  441. ptrSlice.Cap = dstSlice.Cap
  442. ptrSlice.Len = dstSlice.Len
  443. }
  444. case ArrayValue:
  445. codec.sliceDecoder.Decode(ptr, iter)
  446. default:
  447. iter.ReportError("base64Codec", "invalid input")
  448. }
  449. }
  450. func (codec *base64Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
  451. src := *((*[]byte)(ptr))
  452. if len(src) == 0 {
  453. stream.WriteNil()
  454. return
  455. }
  456. encoding := base64.StdEncoding
  457. stream.writeByte('"')
  458. toGrow := encoding.EncodedLen(len(src))
  459. stream.ensure(toGrow)
  460. encoding.Encode(stream.buf[stream.n:], src)
  461. stream.n += toGrow
  462. stream.writeByte('"')
  463. }
  464. func (codec *base64Codec) EncodeInterface(val interface{}, stream *Stream) {
  465. ptr := extractInterface(val).word
  466. src := *((*[]byte)(ptr))
  467. if len(src) == 0 {
  468. stream.WriteNil()
  469. return
  470. }
  471. encoding := base64.StdEncoding
  472. stream.writeByte('"')
  473. toGrow := encoding.EncodedLen(len(src))
  474. stream.ensure(toGrow)
  475. encoding.Encode(stream.buf[stream.n:], src)
  476. stream.n += toGrow
  477. stream.writeByte('"')
  478. }
  479. func (codec *base64Codec) IsEmpty(ptr unsafe.Pointer) bool {
  480. return len(*((*[]byte)(ptr))) == 0
  481. }
  482. type stringModeNumberDecoder struct {
  483. elemDecoder ValDecoder
  484. }
  485. func (decoder *stringModeNumberDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
  486. c := iter.nextToken()
  487. if c != '"' {
  488. iter.ReportError("stringModeNumberDecoder", `expect ", but found `+string([]byte{c}))
  489. return
  490. }
  491. decoder.elemDecoder.Decode(ptr, iter)
  492. if iter.Error != nil {
  493. return
  494. }
  495. c = iter.readByte()
  496. if c != '"' {
  497. iter.ReportError("stringModeNumberDecoder", `expect ", but found `+string([]byte{c}))
  498. return
  499. }
  500. }
  501. type stringModeStringDecoder struct {
  502. elemDecoder ValDecoder
  503. cfg *frozenConfig
  504. }
  505. func (decoder *stringModeStringDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
  506. decoder.elemDecoder.Decode(ptr, iter)
  507. str := *((*string)(ptr))
  508. tempIter := decoder.cfg.BorrowIterator([]byte(str))
  509. defer decoder.cfg.ReturnIterator(tempIter)
  510. *((*string)(ptr)) = tempIter.ReadString()
  511. }
  512. type stringModeNumberEncoder struct {
  513. elemEncoder ValEncoder
  514. }
  515. func (encoder *stringModeNumberEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
  516. stream.writeByte('"')
  517. encoder.elemEncoder.Encode(ptr, stream)
  518. stream.writeByte('"')
  519. }
  520. func (encoder *stringModeNumberEncoder) EncodeInterface(val interface{}, stream *Stream) {
  521. WriteToStream(val, stream, encoder)
  522. }
  523. func (encoder *stringModeNumberEncoder) IsEmpty(ptr unsafe.Pointer) bool {
  524. return encoder.elemEncoder.IsEmpty(ptr)
  525. }
  526. type stringModeStringEncoder struct {
  527. elemEncoder ValEncoder
  528. cfg *frozenConfig
  529. }
  530. func (encoder *stringModeStringEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
  531. tempStream := encoder.cfg.BorrowStream(nil)
  532. defer encoder.cfg.ReturnStream(tempStream)
  533. encoder.elemEncoder.Encode(ptr, tempStream)
  534. stream.WriteString(string(tempStream.Buffer()))
  535. }
  536. func (encoder *stringModeStringEncoder) EncodeInterface(val interface{}, stream *Stream) {
  537. WriteToStream(val, stream, encoder)
  538. }
  539. func (encoder *stringModeStringEncoder) IsEmpty(ptr unsafe.Pointer) bool {
  540. return encoder.elemEncoder.IsEmpty(ptr)
  541. }
  542. type marshalerEncoder struct {
  543. templateInterface emptyInterface
  544. checkIsEmpty checkIsEmpty
  545. }
  546. func (encoder *marshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
  547. templateInterface := encoder.templateInterface
  548. templateInterface.word = ptr
  549. realInterface := (*interface{})(unsafe.Pointer(&templateInterface))
  550. marshaler, ok := (*realInterface).(json.Marshaler)
  551. if !ok {
  552. stream.WriteVal(nil)
  553. return
  554. }
  555. bytes, err := marshaler.MarshalJSON()
  556. if err != nil {
  557. stream.Error = err
  558. } else {
  559. stream.Write(bytes)
  560. }
  561. }
  562. func (encoder *marshalerEncoder) EncodeInterface(val interface{}, stream *Stream) {
  563. WriteToStream(val, stream, encoder)
  564. }
  565. func (encoder *marshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool {
  566. return encoder.checkIsEmpty.IsEmpty(ptr)
  567. }
  568. type textMarshalerEncoder struct {
  569. templateInterface emptyInterface
  570. checkIsEmpty checkIsEmpty
  571. }
  572. func (encoder *textMarshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
  573. templateInterface := encoder.templateInterface
  574. templateInterface.word = ptr
  575. realInterface := (*interface{})(unsafe.Pointer(&templateInterface))
  576. marshaler := (*realInterface).(encoding.TextMarshaler)
  577. bytes, err := marshaler.MarshalText()
  578. if err != nil {
  579. stream.Error = err
  580. } else {
  581. stream.WriteString(string(bytes))
  582. }
  583. }
  584. func (encoder *textMarshalerEncoder) EncodeInterface(val interface{}, stream *Stream) {
  585. WriteToStream(val, stream, encoder)
  586. }
  587. func (encoder *textMarshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool {
  588. return encoder.checkIsEmpty.IsEmpty(ptr)
  589. }
  590. type unmarshalerDecoder struct {
  591. templateInterface emptyInterface
  592. }
  593. func (decoder *unmarshalerDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
  594. templateInterface := decoder.templateInterface
  595. templateInterface.word = ptr
  596. realInterface := (*interface{})(unsafe.Pointer(&templateInterface))
  597. unmarshaler := (*realInterface).(json.Unmarshaler)
  598. iter.nextToken()
  599. iter.unreadByte() // skip spaces
  600. bytes := iter.SkipAndReturnBytes()
  601. err := unmarshaler.UnmarshalJSON(bytes)
  602. if err != nil {
  603. iter.ReportError("unmarshalerDecoder", err.Error())
  604. }
  605. }
  606. type textUnmarshalerDecoder struct {
  607. templateInterface emptyInterface
  608. }
  609. func (decoder *textUnmarshalerDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
  610. templateInterface := decoder.templateInterface
  611. templateInterface.word = ptr
  612. realInterface := (*interface{})(unsafe.Pointer(&templateInterface))
  613. unmarshaler := (*realInterface).(encoding.TextUnmarshaler)
  614. str := iter.ReadString()
  615. err := unmarshaler.UnmarshalText([]byte(str))
  616. if err != nil {
  617. iter.ReportError("textUnmarshalerDecoder", err.Error())
  618. }
  619. }