forked from mirror/go-json
159 lines
5.6 KiB
Markdown
159 lines
5.6 KiB
Markdown
# go-json
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Fast JSON encoder/decoder compatible with encoding/json for Go
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# Status
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WIP
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## API
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- [ ] `Compact`
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- [ ] `HTMLEscape`
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- [ ] `Indent`
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- [x] `Marshal`
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- [x] `MarshalIndent`
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- [x] `Unmarshal`
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- [ ] `Valid`
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- [x] `NewDecoder`
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- [x] `(*Decoder).Buffered`
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- [x] `(*Decoder).Decode`
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- [ ] `(*Decoder).DisallowUnknownFields`
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- [ ] `(*Decoder).InputOffset`
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- [ ] `(*Decoder).More`
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- [ ] `(*Decoder).Token`
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- [ ] `(*Decoder).UseNumber`
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- [ ] `Delim`
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- [ ] `(Delim).String`
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- [x] `NewEncoder`
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- [x] `(*Encoder).Encode`
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- [x] `(*Encoder).SetEscapeHTML`
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- [x] `(*Encoder).SetIndent`
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## Type
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### Encoder
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- [x] `int`, `int8`, `int16`, `int32`, `int64`
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- [x] `uint`, `uint8`, `uint16`, `uint32`, `uint64`
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- [x] `float32`, `float64`
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- [x] `string`
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- [x] `struct`
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- [x] `array`
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- [x] `slice`
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- [x] `map`
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- [x] `interface{}`
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- [x] `MarshalJSON`
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- [x] `MarshalText`
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- [x] `pointer`
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### Decoder
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- [x] `int`, `int8`, `int16`, `int32`, `int64`
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- [x] `uint`, `uint8`, `uint16`, `uint32`, `uint64`
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- [x] `float32`, `float64`
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- [x] `string`
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- [x] `struct`
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- [x] `array`
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- [x] `slice`
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- [x] `map`
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- [x] `interface{}`
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- [x] `UnmarshalJSON`
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- [x] `UnmarshalText`
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- [x] `pointer`
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### Error
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- [ ] `InvalidUTF8Error`
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- [x] `InvalidUnmarshalError`
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- [ ] `MarshalerError`
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- [ ] `SyntaxError`
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- [ ] `UnmarshalFieldError`
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- [ ] `UnmarshalTypeError`
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- [x] `UnsupportedTypeError`
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- [x] `UnsupportedValueError`
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# Benchmarks
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```
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$ cd benchmarks
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$ go test -bench .
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```
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## Environment
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```
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goos: darwin
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goarch: amd64
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```
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## Decode
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### SmallStruct
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```
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Benchmark_Decode_SmallStruct_EncodingJson-12 1000000 1725 ns/op 280 B/op 3 allocs/op
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Benchmark_Decode_SmallStruct_JsonIter-12 1000000 1282 ns/op 316 B/op 12 allocs/op
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Benchmark_Decode_SmallStruct_GoJay-12 3000000 553 ns/op 256 B/op 2 allocs/op
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Benchmark_Decode_SmallStruct_GoJayUnsafe-12 3000000 509 ns/op 112 B/op 1 allocs/op
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Benchmark_Decode_SmallStruct_GoJson-12 3000000 465 ns/op 256 B/op 2 allocs/op
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Benchmark_Decode_SmallStruct_GoJsonNoEscape-12 3000000 407 ns/op 144 B/op 1 allocs/op
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```
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### MediumStruct
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```
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Benchmark_Decode_MediumStruct_EncodingJson-12 100000 20688 ns/op 384 B/op 10 allocs/op
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Benchmark_Decode_MediumStruct_JsonIter-12 200000 10513 ns/op 2985 B/op 81 allocs/op
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Benchmark_Decode_MediumStruct_GoJay-12 500000 3400 ns/op 2449 B/op 8 allocs/op
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Benchmark_Decode_MediumStruct_GoJayUnsafe-12 500000 3095 ns/op 144 B/op 7 allocs/op
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Benchmark_Decode_MediumStruct_GoJson-12 500000 2662 ns/op 2457 B/op 9 allocs/op
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Benchmark_Decode_MediumStruct_GoJsonNoEscape-12 500000 2614 ns/op 2425 B/op 8 allocs/op
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```
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### LargeStruct
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```
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Benchmark_Decode_LargeStruct_EncodingJson-12 5000 276637 ns/op 312 B/op 6 allocs/op
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Benchmark_Decode_LargeStruct_JsonIter-12 10000 158992 ns/op 41738 B/op 1137 allocs/op
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Benchmark_Decode_LargeStruct_GoJay-12 50000 36340 ns/op 31244 B/op 77 allocs/op
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Benchmark_Decode_LargeStruct_GoJayUnsafe-12 50000 34337 ns/op 2561 B/op 76 allocs/op
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Benchmark_Decode_LargeStruct_GoJson-12 50000 39183 ns/op 30755 B/op 67 allocs/op
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Benchmark_Decode_LargeStruct_GoJsonNoEscape-12 50000 38809 ns/op 30723 B/op 66 allocs/op
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```
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## Encode
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### SmallStruct
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```
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Benchmark_Encode_SmallStruct_EncodingJson-12 1000000 1696 ns/op 1048 B/op 8 allocs/op
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Benchmark_Encode_SmallStruct_JsonIter-12 2000000 755 ns/op 984 B/op 7 allocs/op
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Benchmark_Encode_SmallStruct_GoJay-12 3000000 417 ns/op 624 B/op 2 allocs/op
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Benchmark_Encode_SmallStruct_GoJson-12 5000000 323 ns/op 144 B/op 1 allocs/op
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```
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### MediumStruct
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```
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Benchmark_Encode_MediumStruct_EncodingJson-12 300000 3885 ns/op 1712 B/op 24 allocs/op
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Benchmark_Encode_MediumStruct_JsonIter-12 1000000 1420 ns/op 1536 B/op 20 allocs/op
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Benchmark_Encode_MediumStruct_GoJay-12 1000000 1044 ns/op 824 B/op 15 allocs/op
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Benchmark_Encode_MediumStruct_GoJson-12 3000000 585 ns/op 320 B/op 1 allocs/op
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```
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### LargeStruct
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```
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Benchmark_Encode_LargeStruct_EncodingJson-12 30000 53239 ns/op 20393 B/op 331 allocs/op
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Benchmark_Encode_LargeStruct_JsonIter-12 100000 21627 ns/op 20278 B/op 328 allocs/op
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Benchmark_Encode_LargeStruct_GoJay-12 100000 22256 ns/op 28048 B/op 323 allocs/op
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Benchmark_Encode_LargeStruct_GoJson-12 100000 17927 ns/op 14683 B/op 319 allocs/op
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```
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# License
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MIT
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