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package testutil |
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import "io" |
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// ErrWriter returns an io.Writer that returns 0, err from all Write calls. |
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func ErrWriter(err error) io.Writer { |
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return &errWriter{err: err} |
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} |
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type errWriter struct { |
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err error |
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} |
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func (r *errWriter) Write(p []byte) (int, error) { |
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return 0, r.err |
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}
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