mirror of
https://github.com/golang/go
synced 2024-11-02 09:28:34 +00:00
2b1c9b4be2
X ,s;^// \$G (\$D/)?\$F\.go *$;// compile;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A *$;// build;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out *$;// run;g X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go *$;// errorcheck;g R=golang-dev CC=golang-dev https://golang.org/cl/5673078
33 lines
757 B
Go
33 lines
757 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.
|
|
|
|
package main
|
|
|
|
type T int
|
|
type U int
|
|
|
|
var x int
|
|
|
|
var t T = int(0) // ERROR "cannot use|incompatible"
|
|
var t1 T = int(x) // ERROR "cannot use|incompatible"
|
|
var u U = int(0) // ERROR "cannot use|incompatible"
|
|
var u1 U = int(x) // ERROR "cannot use|incompatible"
|
|
|
|
type S string
|
|
var s S
|
|
|
|
var s1 = s + "hello"
|
|
var s2 = "hello" + s
|
|
var s3 = s + string("hello") // ERROR "invalid operation|incompatible"
|
|
var s4 = string("hello") + s // ERROR "invalid operation|incompatible"
|
|
|
|
var r string
|
|
|
|
var r1 = r + "hello"
|
|
var r2 = "hello" + r
|
|
var r3 = r + string("hello")
|
|
var r4 = string("hello") + r
|
|
|