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sdk_logger.go
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sdk_logger.go
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// The MIT License
//
// Copyright (c) 2020 Temporal Technologies Inc. All rights reserved.
//
// Copyright (c) 2020 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 log
import (
"fmt"
"go.temporal.io/sdk/log"
"go.temporal.io/server/common/log/tag"
)
const (
extraSkipForSdkLogger = 1
noValue = "no value"
)
type SdkLogger struct {
logger Logger
}
var _ log.Logger = (*SdkLogger)(nil)
func NewSdkLogger(logger Logger) *SdkLogger {
if sl, ok := logger.(SkipLogger); ok {
logger = sl.Skip(extraSkipForSdkLogger)
}
return &SdkLogger{
logger: logger,
}
}
func (l *SdkLogger) tags(keyvals []interface{}) []tag.Tag {
var tags []tag.Tag
for i := 0; i < len(keyvals); i++ {
if t, keyvalIsTag := keyvals[i].(tag.Tag); keyvalIsTag {
tags = append(tags, t)
continue
}
key, keyIsString := keyvals[i].(string)
if !keyIsString {
key = fmt.Sprintf("%v", keyvals[i])
}
var val interface{}
if i+1 == len(keyvals) {
val = noValue
} else {
val = keyvals[i+1]
i++
}
tags = append(tags, tag.NewAnyTag(key, val))
}
return tags
}
func (l *SdkLogger) Debug(msg string, keyvals ...interface{}) {
l.logger.Debug(msg, l.tags(keyvals)...)
}
func (l *SdkLogger) Info(msg string, keyvals ...interface{}) {
l.logger.Info(msg, l.tags(keyvals)...)
}
func (l *SdkLogger) Warn(msg string, keyvals ...interface{}) {
l.logger.Warn(msg, l.tags(keyvals)...)
}
func (l *SdkLogger) Error(msg string, keyvals ...interface{}) {
l.logger.Error(msg, l.tags(keyvals)...)
}
func (l *SdkLogger) With(keyvals ...interface{}) log.Logger {
return NewSdkLogger(
With(l.logger, l.tags(keyvals)...))
}