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go/test/method2.go
Tobias Klauser fd9fac2c7c cmd/compile: add two error position tests for the typechecker
Follow CL 41477 and add two more line position tests for yyerror calls
in the typechecker which are currently not tested.

Update #19683

Change-Id: Iacd865195a3bfba87d8c22655382af267aba47a9
Reviewed-on: https://go-review.googlesource.com/70251
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
2017-10-12 20:50:20 +00:00

42 lines
1.0 KiB
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.
// Verify that pointers and interface types cannot be method receivers.
// Does not compile.
package main
type T struct {
a int
}
type P *T
type P1 *T
func (p P) val() int { return 1 } // ERROR "receiver.* pointer|invalid pointer or interface receiver"
func (p *P1) val() int { return 1 } // ERROR "receiver.* pointer|invalid pointer or interface receiver"
type I interface{}
type I1 interface{}
func (p I) val() int { return 1 } // ERROR "receiver.*interface|invalid pointer or interface receiver"
func (p *I1) val() int { return 1 } // ERROR "receiver.*interface|invalid pointer or interface receiver"
type Val interface {
val() int
}
var _ = (*Val).val // ERROR "method"
var v Val
var pv = &v
var _ = pv.val() // ERROR "pv.val undefined"
var _ = pv.val // ERROR "pv.val undefined"
func (t *T) g() int { return t.a }
var _ = (T).g() // ERROR "needs pointer receiver|undefined"