Function NewErrorf

util/errors/errors.go:45–53

(format string, a ...interface{})

}

func NewErrorf(format string, a ...interface{}) error {
	msg := fmt.Sprintf(format, a...)
	_, file, line, _ := runtime.Caller(1)
	_, fileName := path.Split(file)

	return &ErrorTrace{
		msg: fmt.Sprintf("[%v %v] %v", fileName, line, msg),
	}
}

func (e *ErrorTrace) Error() string {
	return e.msg