/
logger.go
64 lines (50 loc) · 1.25 KB
/
logger.go
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/* Copyright (c) 2018, joy.zhou <chowyu08@gmail.com>
*/
package logger
import (
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
var (
// env can be setup at build time with Go Linker. Value could be prod or whatever else for dev env
instance *zap.Logger
logCfg zap.Config
encoderCfg = zap.NewProductionEncoderConfig()
)
func init() {
encoderCfg.TimeKey = "timestamp"
encoderCfg.EncodeTime = zapcore.ISO8601TimeEncoder
}
// NewDevLogger return a logger for dev builds
func NewDevLogger() (*zap.Logger, error) {
logCfg := zap.NewProductionConfig()
logCfg.Level = zap.NewAtomicLevelAt(zap.DebugLevel)
// logCfg.DisableStacktrace = true
logCfg.EncoderConfig = encoderCfg
return logCfg.Build()
}
// NewProdLogger return a logger for production builds
func NewProdLogger() (*zap.Logger, error) {
logCfg := zap.NewProductionConfig()
logCfg.DisableStacktrace = true
logCfg.Level = zap.NewAtomicLevelAt(zap.InfoLevel)
logCfg.EncoderConfig = encoderCfg
return logCfg.Build()
}
func Prod() *zap.Logger {
l, _ := NewProdLogger()
instance = l
return instance
}
func Debug() *zap.Logger {
l, _ := NewDevLogger()
instance = l
return instance
}
func Get() *zap.Logger {
if instance == nil {
l, _ := NewProdLogger()
instance = l
}
return instance
}