diff options
Diffstat (limited to 'src/pkg/errors')
-rw-r--r-- | src/pkg/errors/errors.go | 20 | ||||
-rw-r--r-- | src/pkg/errors/errors_test.go | 53 | ||||
-rw-r--r-- | src/pkg/errors/example_test.go | 34 |
3 files changed, 0 insertions, 107 deletions
diff --git a/src/pkg/errors/errors.go b/src/pkg/errors/errors.go deleted file mode 100644 index 3085a7962..000000000 --- a/src/pkg/errors/errors.go +++ /dev/null @@ -1,20 +0,0 @@ -// Copyright 2011 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 errors implements functions to manipulate errors. -package errors - -// New returns an error that formats as the given text. -func New(text string) error { - return &errorString{text} -} - -// errorString is a trivial implementation of error. -type errorString struct { - s string -} - -func (e *errorString) Error() string { - return e.s -} diff --git a/src/pkg/errors/errors_test.go b/src/pkg/errors/errors_test.go deleted file mode 100644 index 63c05d718..000000000 --- a/src/pkg/errors/errors_test.go +++ /dev/null @@ -1,53 +0,0 @@ -// Copyright 2011 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 errors_test - -import ( - "errors" - "fmt" - "testing" -) - -func TestNewEqual(t *testing.T) { - // Different allocations should not be equal. - if errors.New("abc") == errors.New("abc") { - t.Errorf(`New("abc") == New("abc")`) - } - if errors.New("abc") == errors.New("xyz") { - t.Errorf(`New("abc") == New("xyz")`) - } - - // Same allocation should be equal to itself (not crash). - err := errors.New("jkl") - if err != err { - t.Errorf(`err != err`) - } -} - -func TestErrorMethod(t *testing.T) { - err := errors.New("abc") - if err.Error() != "abc" { - t.Errorf(`New("abc").Error() = %q, want %q`, err.Error(), "abc") - } -} - -func ExampleNew() { - err := errors.New("emit macho dwarf: elf header corrupted") - if err != nil { - fmt.Print(err) - } - // Output: emit macho dwarf: elf header corrupted -} - -// The fmt package's Errorf function lets us use the package's formatting -// features to create descriptive error messages. -func ExampleNew_errorf() { - const name, id = "bimmler", 17 - err := fmt.Errorf("user %q (id %d) not found", name, id) - if err != nil { - fmt.Print(err) - } - // Output: user "bimmler" (id 17) not found -} diff --git a/src/pkg/errors/example_test.go b/src/pkg/errors/example_test.go deleted file mode 100644 index 0e86828f4..000000000 --- a/src/pkg/errors/example_test.go +++ /dev/null @@ -1,34 +0,0 @@ -// Copyright 2012 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 errors_test - -import ( - "fmt" - "time" -) - -// MyError is an error implementation that includes a time and message. -type MyError struct { - When time.Time - What string -} - -func (e MyError) Error() string { - return fmt.Sprintf("%v: %v", e.When, e.What) -} - -func oops() error { - return MyError{ - time.Date(1989, 3, 15, 22, 30, 0, 0, time.UTC), - "the file system has gone away", - } -} - -func Example() { - if err := oops(); err != nil { - fmt.Println(err) - } - // Output: 1989-03-15 22:30:00 +0000 UTC: the file system has gone away -} |