| 1 | // Copyright 2018 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package main |
| 6 | |
| 7 | import "context" |
| 8 | |
| 9 | // Return from main is handled specially. |
| 10 | // Since the program exits, there's no need to call cancel. |
| 11 | func main() { |
| 12 | _, cancel := context.WithCancel(nil) |
| 13 | if maybe { |
| 14 | cancel() |
| 15 | } |
| 16 | } |
| 17 | |
| 18 | func notMain() { |
| 19 | _, cancel := context.WithCancel(nil) // want "cancel function.*not used" |
| 20 | |
| 21 | if maybe { |
| 22 | cancel() |
| 23 | } |
| 24 | } // want "return statement.*reached without using the cancel" |
| 25 | |
| 26 | var maybe bool |
| 27 |