4316992d95
git-subtree-dir: lib/protocol git-subtree-mainline: 5ecb8bdd8a44422a59f5cbc9abedd1d1717c4247 git-subtree-split: f91191218b192ace841c878f161832d19c09145a
52 lines
876 B
Go
Executable File
52 lines
876 B
Go
Executable File
// Copyright (C) 2014 The Protocol Authors.
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package protocol
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import (
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"errors"
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)
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const (
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ecNoError int32 = iota
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ecGeneric
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ecNoSuchFile
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ecInvalid
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)
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var (
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ErrNoError error = nil
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ErrGeneric = errors.New("generic error")
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ErrNoSuchFile = errors.New("no such file")
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ErrInvalid = errors.New("file is invalid")
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)
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var lookupError = map[int32]error{
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ecNoError: ErrNoError,
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ecGeneric: ErrGeneric,
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ecNoSuchFile: ErrNoSuchFile,
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ecInvalid: ErrInvalid,
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}
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var lookupCode = map[error]int32{
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ErrNoError: ecNoError,
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ErrGeneric: ecGeneric,
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ErrNoSuchFile: ecNoSuchFile,
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ErrInvalid: ecInvalid,
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}
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func codeToError(errcode int32) error {
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err, ok := lookupError[errcode]
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if !ok {
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return ErrGeneric
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}
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return err
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}
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func errorToCode(err error) int32 {
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code, ok := lookupCode[err]
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if !ok {
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return ecGeneric
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}
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return code
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}
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