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https://github.com/golang/go
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280c8b90e2
Types in function scope can have methods on them if they embed another type, but we didn't make the name unique, meaning that 2 identically named types in different functions would conflict with eachother. Fixes #6269. R=golang-dev, bradfitz CC=golang-dev https://golang.org/cl/13326045
40 lines
628 B
Go
40 lines
628 B
Go
// run
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// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// issue 6269: name collision on method names for function local types.
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package main
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type foo struct{}
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func (foo) Error() string {
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return "ok"
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}
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type bar struct{}
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func (bar) Error() string {
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return "fail"
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}
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func unused() {
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type collision struct {
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bar
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}
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_ = collision{}
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}
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func main() {
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type collision struct {
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foo
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}
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s := error(collision{})
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if str := s.Error(); str != "ok" {
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println("s.Error() ==", str)
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panic(`s.Error() != "ok"`)
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}
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}
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