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// errorcheck
// Copyright 2018 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 Stringer interface {
String() string
}
func main() {
var e interface{}
switch e := e.(type) {
case G: // ERROR "undefined: G|undefined type .*G"
e.M() // ok: this error should be ignored because the case failed its typecheck
case E: // ERROR "undefined: E|undefined type .*E"
e.D() // ok: this error should be ignored because the case failed its typecheck
case Stringer:
// ok: this error should not be ignored to prove that passing legs aren't left out
_ = e.(T) // ERROR "undefined: T|undefined type .*T"
}
}
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