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logger.go
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logger.go
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package zapKit
import (
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"os"
)
// NewLogger
/*
PS:
(1) 自定义字段(Field),创建 core 和 logger 时都能添加.
@param core 可以为nil
@param options 可以不传
e.g. case: core传nil,options不传
(1) [Encoder] 人类可读的多行输出
(2) [Encoder] 时间格式: "2024-06-28T09:15:16.176+0800"
(3) [Encoder] 日志级别大写且有颜色
(4) [Encoder] Message字段无前缀
(5) 仅有1个输出: 输出到控制台(zapcore.Lock(os.Stdout))
(6) 有 Caller 且 CallerSkip == 0
(7) Development == false,即生产模式
(8) ErrorOutput 使用默认值: zapcore.Lock(os.Stderr)
(9) 输出日志时,不会附带堆栈信息(stack trace)
*/
func NewLogger(core zapcore.Core, options ...LoggerOption) (logger *zap.Logger) {
if core == nil {
encoder := NewEncoder()
// 确保多个goroutine在写入日志时不会发生竞态条件
ws := zapcore.Lock(os.Stdout)
core = NewCore(encoder, ws, zapcore.DebugLevel)
}
opts := loadOptions(options...)
var zapOptions []zap.Option
// Development
if opts.Development {
zapOptions = append(zapOptions, zap.Development())
}
// ErrorOutput
zapOptions = append(zapOptions, zap.ErrorOutput(opts.ErrorOutput))
// Caller
zapOptions = append(zapOptions, zap.WithCaller(opts.Caller))
// CallerSkip
zapOptions = append(zapOptions, zap.AddCallerSkip(opts.CallerSkip))
// AddStacktrace
if opts.AddStacktrace != nil {
zapOptions = append(zapOptions, zap.AddStacktrace(opts.AddStacktrace))
}
// Clock
if opts.Clock != nil {
zapOptions = append(zapOptions, zap.WithClock(opts.Clock))
}
// Fields
if len(opts.Fields) > 0 {
zapOptions = append(zapOptions, zap.Fields(opts.Fields...))
}
zap.Fields()
logger = zap.New(core, zapOptions...)
return
}
func NewSugarLogger(core zapcore.Core, options ...LoggerOption) *zap.SugaredLogger {
logger := NewLogger(core, options...)
return logger.Sugar()
}