Source file test/append1.go

     1  // errorcheck
     2  
     3  // Copyright 2017 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  // Verify that append arguments requirements are enforced by the
     8  // compiler.
     9  
    10  package main
    11  
    12  func main() {
    13  
    14  	s := make([]int, 8)
    15  
    16  	_ = append()           // ERROR "missing arguments to append|not enough arguments for append"
    17  	_ = append(s...)       // ERROR "cannot use ... on first argument|not enough arguments in call to append"
    18  	_ = append(s, 2, s...) // ERROR "too many arguments to append|too many arguments in call to append"
    19  
    20  	_ = append(s, make([]int, 0))     // ERROR "cannot use make.* as type int in append|cannot use make.* as int value"
    21  	_ = append(s, make([]int, -1)...) // ERROR "negative len argument in make|index -1.* must not be negative"
    22  }
    23  

View as plain text