Function Errorf

errors.go:112–117

Errorf formats according to a format specifier and returns the string as a value that satisfies error. Errorf also records the stack trace at the point it was called.

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

// as a value that satisfies error.
// Errorf also records the stack trace at the point it was called.
func Errorf(format string, args ...interface{}) error {
	return &fundamental{
		msg:   fmt.Sprintf(format, args...),
		stack: callers(),
	}
}

// fundamental is an error that has a message and a stack, but no caller.
type fundamental struct {