35 lines
1.0 KiB
Go
35 lines
1.0 KiB
Go
// Copyright 2009 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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package os
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// An Error can represent any printable error condition.
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type Error interface {
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String() string
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}
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// A helper type that can be embedded or wrapped to simplify satisfying
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// Error.
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type ErrorString string
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func (e ErrorString) String() string { return string(e) }
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func (e ErrorString) Temporary() bool { return false }
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func (e ErrorString) Timeout() bool { return false }
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// Note: If the name of the function NewError changes,
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// pkg/go/doc/doc.go should be adjusted since it hardwires
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// this name in a heuristic.
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// NewError converts s to an ErrorString, which satisfies the Error interface.
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func NewError(s string) Error { return ErrorString(s) }
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// PathError records an error and the operation and file path that caused it.
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type PathError struct {
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Op string
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Path string
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Error Error
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}
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func (e *PathError) String() string { return e.Op + " " + e.Path + ": " + e.Error.String() }
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