File: append1.go

package info (click to toggle)
golang-1.24 1.24.4-3
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid
  • size: 167,820 kB
  • sloc: asm: 154,901; ansic: 7,009; sh: 2,267; javascript: 1,705; perl: 1,052; python: 421; makefile: 110; cpp: 39; f90: 8; awk: 7; objc: 4
file content (22 lines) | stat: -rw-r--r-- 856 bytes parent folder | download | duplicates (16)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
// errorcheck

// Copyright 2017 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.

// Verify that append arguments requirements are enforced by the
// compiler.

package main

func main() {

	s := make([]int, 8)

	_ = append()           // ERROR "missing arguments to append|not enough arguments for append"
	_ = append(s...)       // ERROR "cannot use ... on first argument|not enough arguments in call to append"
	_ = append(s, 2, s...) // ERROR "too many arguments to append|too many arguments in call to append"

	_ = append(s, make([]int, 0))     // ERROR "cannot use make\(\[\]int, 0\) \(value of type \[\]int\) as int value in argument to append"
	_ = append(s, make([]int, -1)...) // ERROR "negative len argument in make|index -1.* must not be negative"
}