+++ /dev/null
-// Copyright 2019 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.
-
-// This file contains tests for the errorsas checker.
-
-package a
-
-import "errors"
-
-type myError int
-
-func (myError) Error() string { return "" }
-
-func perr() *error { return nil }
-
-type iface interface {
- m()
-}
-
-func two() (error, interface{}) { return nil, nil }
-
-func _() {
- var (
- e error
- m myError
- i int
- f iface
- ei interface{}
- )
- errors.As(nil, &e) // *error
- errors.As(nil, &m) // *T where T implemements error
- errors.As(nil, &f) // *interface
- errors.As(nil, perr()) // *error, via a call
- errors.As(nil, ei) // empty interface
-
- errors.As(nil, nil) // want `second argument to errors.As must be a non-nil pointer to either a type that implements error, or to any interface type`
- errors.As(nil, e) // want `second argument to errors.As must be a non-nil pointer to either a type that implements error, or to any interface type`
- errors.As(nil, m) // want `second argument to errors.As must be a non-nil pointer to either a type that implements error, or to any interface type`
- errors.As(nil, f) // want `second argument to errors.As must be a non-nil pointer to either a type that implements error, or to any interface type`
- errors.As(nil, &i) // want `second argument to errors.As must be a non-nil pointer to either a type that implements error, or to any interface type`
- errors.As(two())
-}