80 lines
2.8 KiB
Go
80 lines
2.8 KiB
Go
|
// Copyright (c) 2016 Uber Technologies, Inc.
|
||
|
|
//
|
||
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
// of this software and associated documentation files (the "Software"), to deal
|
||
|
|
// in the Software without restriction, including without limitation the rights
|
||
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
// copies of the Software, and to permit persons to whom the Software is
|
||
|
|
// furnished to do so, subject to the following conditions:
|
||
|
|
//
|
||
|
|
// The above copyright notice and this permission notice shall be included in
|
||
|
|
// all copies or substantial portions of the Software.
|
||
|
|
//
|
||
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
|
// THE SOFTWARE.
|
||
|
|
|
||
|
|
package zap
|
||
|
|
|
||
|
|
import (
|
||
|
|
"errors"
|
||
|
|
"fmt"
|
||
|
|
"sync"
|
||
|
|
|
||
|
|
"go.uber.org/zap/zapcore"
|
||
|
|
)
|
||
|
|
|
||
|
|
var (
|
||
|
|
errNoEncoderNameSpecified = errors.New("no encoder name specified")
|
||
|
|
|
||
|
|
_encoderNameToConstructor = map[string]func(zapcore.EncoderConfig) (zapcore.Encoder, error){
|
||
|
|
"console": func(encoderConfig zapcore.EncoderConfig) (zapcore.Encoder, error) {
|
||
|
|
return zapcore.NewConsoleEncoder(encoderConfig), nil
|
||
|
|
},
|
||
|
|
"json": func(encoderConfig zapcore.EncoderConfig) (zapcore.Encoder, error) {
|
||
|
|
return zapcore.NewJSONEncoder(encoderConfig), nil
|
||
|
|
},
|
||
|
|
}
|
||
|
|
_encoderMutex sync.RWMutex
|
||
|
|
)
|
||
|
|
|
||
|
|
// RegisterEncoder registers an encoder constructor, which the Config struct
|
||
|
|
// can then reference. By default, the "json" and "console" encoders are
|
||
|
|
// registered.
|
||
|
|
//
|
||
|
|
// Attempting to register an encoder whose name is already taken returns an
|
||
|
|
// error.
|
||
|
|
func RegisterEncoder(name string, constructor func(zapcore.EncoderConfig) (zapcore.Encoder, error)) error {
|
||
|
|
_encoderMutex.Lock()
|
||
|
|
defer _encoderMutex.Unlock()
|
||
|
|
if name == "" {
|
||
|
|
return errNoEncoderNameSpecified
|
||
|
|
}
|
||
|
|
if _, ok := _encoderNameToConstructor[name]; ok {
|
||
|
|
return fmt.Errorf("encoder already registered for name %q", name)
|
||
|
|
}
|
||
|
|
_encoderNameToConstructor[name] = constructor
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func newEncoder(name string, encoderConfig zapcore.EncoderConfig) (zapcore.Encoder, error) {
|
||
|
|
if encoderConfig.TimeKey != "" && encoderConfig.EncodeTime == nil {
|
||
|
|
return nil, errors.New("missing EncodeTime in EncoderConfig")
|
||
|
|
}
|
||
|
|
|
||
|
|
_encoderMutex.RLock()
|
||
|
|
defer _encoderMutex.RUnlock()
|
||
|
|
if name == "" {
|
||
|
|
return nil, errNoEncoderNameSpecified
|
||
|
|
}
|
||
|
|
constructor, ok := _encoderNameToConstructor[name]
|
||
|
|
if !ok {
|
||
|
|
return nil, fmt.Errorf("no encoder registered for name %q", name)
|
||
|
|
}
|
||
|
|
return constructor(encoderConfig)
|
||
|
|
}
|