73 lines
1.1 KiB
Go
73 lines
1.1 KiB
Go
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package logging
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import (
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"fmt"
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"log"
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"os"
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"path/filepath"
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"runtime"
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)
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type Level int
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var (
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F *os.File
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DefaultPrefix = ""
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DefaultCallerDepth = 2
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logger *log.Logger
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logPrefix = ""
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levelFlags = []string{"DEBUG", "INFO", "WARN", "ERROR", "FATAL"}
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)
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const (
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DEBUG Level = iota
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INFO
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WARNING
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ERROR
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FATAL
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)
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func init() {
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filePath := getLogFileFullPath()
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F = openLogFile(filePath)
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logger = log.New(F, DefaultPrefix, log.LstdFlags)
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}
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func Debug(v ...interface{}) {
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setPrefix(DEBUG)
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logger.Println(v)
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}
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func Info(v ...interface{}) {
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setPrefix(INFO)
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logger.Println(v)
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}
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func Warn(v ...interface{}) {
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setPrefix(WARNING)
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logger.Println(v)
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}
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func Error(v ...interface{}) {
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setPrefix(ERROR)
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logger.Println(v)
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}
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func Fatal(v ...interface{}) {
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setPrefix(FATAL)
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logger.Fatalln(v)
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}
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func setPrefix(level Level) {
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_, file, line, ok := runtime.Caller(DefaultCallerDepth)
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if ok {
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logPrefix = fmt.Sprintf("[%s][%s:%d]", levelFlags[level], filepath.Base(file), line)
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} else {
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logPrefix = fmt.Sprintf("[%s]", levelFlags[level])
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}
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logger.SetPrefix(logPrefix)
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}
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