//@File     callerfunc.go
//@Time     2022/05/16
//@Author   #Suyghur,

package utils

import (
	"fmt"
	"runtime"
	"strings"
)

func CallerFuncName() string {
	pc := make([]uintptr, 1)
	runtime.Callers(3, pc)
	f := runtime.FuncForPC(pc[0])
	return f.Name()
}

func CallerFuncLine() string {
	pc := make([]uintptr, 1)
	runtime.Callers(2, pc)
	f := runtime.FuncForPC(pc[0])
	file, line := f.FileLine(pc[0])
	return fmt.Sprintf("%s@%d", file, line)
}

func cleanUpFuncName(funcName string) string {
	end := strings.LastIndex(funcName, ".")
	if end == -1 {
		return ""
	}
	return funcName[end+1:]
}

func GetSelfFuncName() string {
	pc, _, _, _ := runtime.Caller(1)
	return cleanUpFuncName(runtime.FuncForPC(pc).Name())
}