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package llog
import (
"fmt"
"log"
"runtime/debug"
)
type LogLevel int
const (
l_Fatal LogLevel = iota + 1
l_Error
l_Warning
l_Info
l_Debug
l_DDebug
)
var Level LogLevel = l_DDebug
func SetLogLevelFromString(level string) {
for i, l := range getLevelNames() {
if l == level {
Level = LogLevel(i + 1)
return
}
}
Error(fmt.Sprintf("Invalid log level: %s", level))
}
func getLevelNames() []string {
return []string{"Fatal", "Error", "Warning", "Info", "Debug", "DDebug"}
}
func (l LogLevel) IsValid() bool {
return l >= l_Fatal && l <= l_DDebug
}
func (l LogLevel) String() string {
if !l.IsValid() {
return fmt.Sprintf("LogLevel(%d)", int(l))
}
return getLevelNames()[l-1]
}
func Log(l LogLevel, format string, a ...any) {
if l > Level {
return
}
msg := fmt.Sprintf(format, a...)
msg = fmt.Sprintf("[%s] %s", l.String(), msg)
if l == l_Fatal {
debug.PrintStack()
log.Fatalln(msg)
} else {
log.Println(msg)
}
}
func Fatal(format string, a ...any) {
Log(l_Fatal, format, a...)
}
func Error(format string, a ...any) {
Log(l_Error, format, a...)
}
func Warning(format string, a ...any) {
Log(l_Warning, format, a...)
}
func Info(format string, a ...any) {
Log(l_Info, format, a...)
}
func Debug(format string, a ...any) {
Log(l_Debug, format, a...)
}
func DDebug(format string, a ...any) {
Log(l_DDebug, format, a...)
}
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