mirror of
https://github.com/golang/go
synced 2024-11-15 00:20:30 -07:00
82047a080f
Change-Id: Ie2d605ca8cc3bde2e26c6865642ff4e6412cd075
GitHub-Last-Rev: ce5c3ba369
GitHub-Pull-Request: golang/go#38137
Reviewed-on: https://go-review.googlesource.com/c/go/+/226201
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
33 lines
704 B
Go
33 lines
704 B
Go
// errorcheck
|
|
|
|
// Copyright 2009 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.
|
|
|
|
// Test that incorrect uses of the blank identifier are caught.
|
|
// Does not compile.
|
|
|
|
package _ // ERROR "invalid package name"
|
|
|
|
var t struct {
|
|
_ int
|
|
}
|
|
|
|
func (x int) _() { // ERROR "cannot define new methods on non-local type"
|
|
println(x)
|
|
}
|
|
|
|
type T struct {
|
|
_ []int
|
|
}
|
|
|
|
func main() {
|
|
_() // ERROR "cannot use .* as value"
|
|
x := _+1 // ERROR "cannot use .* as value"
|
|
_ = x
|
|
_ = t._ // ERROR "cannot refer to blank field|invalid use of"
|
|
|
|
var v1, v2 T
|
|
_ = v1 == v2 // ERROR "cannot be compared|non-comparable"
|
|
}
|