132 lines
3.6 KiB
Go
132 lines
3.6 KiB
Go
// +build !amd64 !go1.16 go1.23
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/*
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* Copyright 2021 ByteDance Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package sonic
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import (
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`bytes`
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`encoding/json`
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`io`
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`reflect`
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`github.com/bytedance/sonic/option`
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)
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type frozenConfig struct {
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Config
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}
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// Froze convert the Config to API
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func (cfg Config) Froze() API {
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api := &frozenConfig{Config: cfg}
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return api
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}
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func (cfg frozenConfig) marshalOptions(val interface{}, prefix, indent string) ([]byte, error) {
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w := bytes.NewBuffer([]byte{})
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enc := json.NewEncoder(w)
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enc.SetEscapeHTML(cfg.EscapeHTML)
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enc.SetIndent(prefix, indent)
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err := enc.Encode(val)
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out := w.Bytes()
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// json.Encoder always appends '\n' after encoding,
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// which is not same with json.Marshal()
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if len(out) > 0 && out[len(out)-1] == '\n' {
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out = out[:len(out)-1]
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}
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return out, err
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}
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// Marshal is implemented by sonic
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func (cfg frozenConfig) Marshal(val interface{}) ([]byte, error) {
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if !cfg.EscapeHTML {
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return cfg.marshalOptions(val, "", "")
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}
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return json.Marshal(val)
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}
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// MarshalToString is implemented by sonic
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func (cfg frozenConfig) MarshalToString(val interface{}) (string, error) {
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out, err := cfg.Marshal(val)
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return string(out), err
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}
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// MarshalIndent is implemented by sonic
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func (cfg frozenConfig) MarshalIndent(val interface{}, prefix, indent string) ([]byte, error) {
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if !cfg.EscapeHTML {
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return cfg.marshalOptions(val, prefix, indent)
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}
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return json.MarshalIndent(val, prefix, indent)
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}
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// UnmarshalFromString is implemented by sonic
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func (cfg frozenConfig) UnmarshalFromString(buf string, val interface{}) error {
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r := bytes.NewBufferString(buf)
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dec := json.NewDecoder(r)
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if cfg.UseNumber {
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dec.UseNumber()
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}
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if cfg.DisallowUnknownFields {
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dec.DisallowUnknownFields()
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}
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return dec.Decode(val)
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}
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// Unmarshal is implemented by sonic
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func (cfg frozenConfig) Unmarshal(buf []byte, val interface{}) error {
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return cfg.UnmarshalFromString(string(buf), val)
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}
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// NewEncoder is implemented by sonic
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func (cfg frozenConfig) NewEncoder(writer io.Writer) Encoder {
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enc := json.NewEncoder(writer)
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if !cfg.EscapeHTML {
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enc.SetEscapeHTML(cfg.EscapeHTML)
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}
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return enc
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}
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// NewDecoder is implemented by sonic
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func (cfg frozenConfig) NewDecoder(reader io.Reader) Decoder {
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dec := json.NewDecoder(reader)
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if cfg.UseNumber {
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dec.UseNumber()
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}
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if cfg.DisallowUnknownFields {
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dec.DisallowUnknownFields()
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}
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return dec
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}
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// Valid is implemented by sonic
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func (cfg frozenConfig) Valid(data []byte) bool {
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return json.Valid(data)
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}
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// Pretouch compiles vt ahead-of-time to avoid JIT compilation on-the-fly, in
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// order to reduce the first-hit latency at **amd64** Arch.
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// Opts are the compile options, for example, "option.WithCompileRecursiveDepth" is
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// a compile option to set the depth of recursive compile for the nested struct type.
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// * This is the none implement for !amd64.
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// It will be useful for someone who develop with !amd64 arch,like Mac M1.
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func Pretouch(vt reflect.Type, opts ...option.CompileOption) error {
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return nil
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}
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