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19 lines
426 B
Go
19 lines
426 B
Go
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package readers
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import "io"
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// ReadFill reads as much data from r into buf as it can
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//
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// It reads until the buffer is full or r.Read returned an error.
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//
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// This is io.ReadFull but when you just want as much data as
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// possible, not an exact size of block.
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func ReadFill(r io.Reader, buf []byte) (n int, err error) {
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var nn int
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for n < len(buf) && err == nil {
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nn, err = r.Read(buf[n:])
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n += nn
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}
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return n, err
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}
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