Платформа ЦРНП "Мирокод" для разработки проектов
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38 lines
849 B
38 lines
849 B
// Copyright 2013, 2014 Canonical Ltd. |
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// Licensed under the LGPLv3, see LICENCE file for details. |
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package errors |
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import ( |
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"runtime" |
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"strings" |
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) |
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// prefixSize is used internally to trim the user specific path from the |
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// front of the returned filenames from the runtime call stack. |
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var prefixSize int |
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// goPath is the deduced path based on the location of this file as compiled. |
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var goPath string |
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func init() { |
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_, file, _, ok := runtime.Caller(0) |
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if file == "?" { |
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return |
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} |
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if ok { |
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// We know that the end of the file should be: |
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// github.com/juju/errors/path.go |
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size := len(file) |
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suffix := len("github.com/juju/errors/path.go") |
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goPath = file[:size-suffix] |
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prefixSize = len(goPath) |
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} |
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} |
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func trimGoPath(filename string) string { |
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if strings.HasPrefix(filename, goPath) { |
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return filename[prefixSize:] |
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} |
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return filename |
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}
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