Курнат Андрей
28 lines
539 B
Go
28 lines
539 B
Go
// +build !go1.10
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package pbufio
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import "bufio"
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func writerSize(bw *bufio.Writer) int {
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return bw.Available() + bw.Buffered()
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}
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// readerSize returns buffer size of the given buffered reader.
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// NOTE: current workaround implementation resets underlying io.Reader.
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func readerSize(br *bufio.Reader) int {
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br.Reset(sizeReader)
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br.ReadByte()
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n := br.Buffered() + 1
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br.Reset(nil)
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return n
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}
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var sizeReader optimisticReader
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type optimisticReader struct{}
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func (optimisticReader) Read(p []byte) (int, error) {
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return len(p), nil
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}
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