diff options
Diffstat (limited to 'vendor/github.com/bytedance/sonic/sonic.go')
-rw-r--r-- | vendor/github.com/bytedance/sonic/sonic.go | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/vendor/github.com/bytedance/sonic/sonic.go b/vendor/github.com/bytedance/sonic/sonic.go new file mode 100644 index 000000000..6cbb1ad41 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/sonic.go @@ -0,0 +1,161 @@ +// +build amd64,go1.15,!go1.21 + +/* + * Copyright 2021 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +//go:generate make +package sonic + +import ( + `io` + `reflect` + + `github.com/bytedance/sonic/decoder` + `github.com/bytedance/sonic/encoder` + `github.com/bytedance/sonic/option` + `github.com/bytedance/sonic/internal/rt` +) + +type frozenConfig struct { + Config + encoderOpts encoder.Options + decoderOpts decoder.Options +} + +// Froze convert the Config to API +func (cfg Config) Froze() API { + api := &frozenConfig{Config: cfg} + + // configure encoder options: + if cfg.EscapeHTML { + api.encoderOpts |= encoder.EscapeHTML + } + if cfg.SortMapKeys { + api.encoderOpts |= encoder.SortMapKeys + } + if cfg.CompactMarshaler { + api.encoderOpts |= encoder.CompactMarshaler + } + if cfg.NoQuoteTextMarshaler { + api.encoderOpts |= encoder.NoQuoteTextMarshaler + } + if cfg.NoNullSliceOrMap { + api.encoderOpts |= encoder.NoNullSliceOrMap + } + if cfg.ValidateString { + api.encoderOpts |= encoder.ValidateString + } + + // configure decoder options: + if cfg.UseInt64 { + api.decoderOpts |= decoder.OptionUseInt64 + } + if cfg.UseNumber { + api.decoderOpts |= decoder.OptionUseNumber + } + if cfg.DisallowUnknownFields { + api.decoderOpts |= decoder.OptionDisableUnknown + } + if cfg.CopyString { + api.decoderOpts |= decoder.OptionCopyString + } + if cfg.ValidateString { + api.decoderOpts |= decoder.OptionValidateString + } + return api +} + +// Marshal is implemented by sonic +func (cfg frozenConfig) Marshal(val interface{}) ([]byte, error) { + return encoder.Encode(val, cfg.encoderOpts) +} + +// MarshalToString is implemented by sonic +func (cfg frozenConfig) MarshalToString(val interface{}) (string, error) { + buf, err := encoder.Encode(val, cfg.encoderOpts) + return rt.Mem2Str(buf), err +} + +// MarshalIndent is implemented by sonic +func (cfg frozenConfig) MarshalIndent(val interface{}, prefix, indent string) ([]byte, error) { + return encoder.EncodeIndented(val, prefix, indent, cfg.encoderOpts) +} + +// UnmarshalFromString is implemented by sonic +func (cfg frozenConfig) UnmarshalFromString(buf string, val interface{}) error { + dec := decoder.NewDecoder(buf) + dec.SetOptions(cfg.decoderOpts) + err := dec.Decode(val) + + /* check for errors */ + if err != nil { + return err + } + + return dec.CheckTrailings() +} + +// Unmarshal is implemented by sonic +func (cfg frozenConfig) Unmarshal(buf []byte, val interface{}) error { + return cfg.UnmarshalFromString(string(buf), val) +} + +// NewEncoder is implemented by sonic +func (cfg frozenConfig) NewEncoder(writer io.Writer) Encoder { + enc := encoder.NewStreamEncoder(writer) + enc.Opts = cfg.encoderOpts + return enc +} + +// NewDecoder is implemented by sonic +func (cfg frozenConfig) NewDecoder(reader io.Reader) Decoder { + dec := decoder.NewStreamDecoder(reader) + dec.SetOptions(cfg.decoderOpts) + return dec +} + +// Valid is implemented by sonic +func (cfg frozenConfig) Valid(data []byte) bool { + ok, _ := encoder.Valid(data) + return ok +} + +// Pretouch compiles vt ahead-of-time to avoid JIT compilation on-the-fly, in +// order to reduce the first-hit latency. +// +// Opts are the compile options, for example, "option.WithCompileRecursiveDepth" is +// a compile option to set the depth of recursive compile for the nested struct type. +func Pretouch(vt reflect.Type, opts ...option.CompileOption) error { + if err := encoder.Pretouch(vt, opts...); err != nil { + return err + } + if err := decoder.Pretouch(vt, opts...); err != nil { + return err + } + // to pretouch the corresponding pointer type as well + if vt.Kind() == reflect.Ptr { + vt = vt.Elem() + } else { + vt = reflect.PtrTo(vt) + } + if err := encoder.Pretouch(vt, opts...); err != nil { + return err + } + if err := decoder.Pretouch(vt, opts...); err != nil { + return err + } + return nil +} |