File: errors.go

package info (click to toggle)
golang-1.15 1.15.6-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 119,532 kB
  • sloc: asm: 104,747; ansic: 6,357; sh: 1,677; perl: 1,095; javascript: 714; xml: 623; python: 361; makefile: 111; cpp: 39; f90: 8; awk: 7; objc: 4
file content (33 lines) | stat: -rw-r--r-- 815 bytes parent folder | download | duplicates (26)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package xerrors

import "fmt"

// errorString is a trivial implementation of error.
type errorString struct {
	s     string
	frame Frame
}

// New returns an error that formats as the given text.
//
// The returned error contains a Frame set to the caller's location and
// implements Formatter to show this information when printed with details.
func New(text string) error {
	return &errorString{text, Caller(1)}
}

func (e *errorString) Error() string {
	return e.s
}

func (e *errorString) Format(s fmt.State, v rune) { FormatError(e, s, v) }

func (e *errorString) FormatError(p Printer) (next error) {
	p.Print(e.s)
	e.frame.Format(p)
	return nil
}