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23 lines
574 B
Go
23 lines
574 B
Go
package readers
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import "io"
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// LimitedReadCloser adds io.Closer to io.LimitedReader. Create one with NewLimitedReadCloser
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type LimitedReadCloser struct {
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*io.LimitedReader
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io.Closer
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}
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// NewLimitedReadCloser returns a LimitedReadCloser wrapping rc to
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// limit it to reading limit bytes. If limit == 0 then it does not
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// wrap rc, it just returns it.
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func NewLimitedReadCloser(rc io.ReadCloser, limit int64) (lrc io.ReadCloser) {
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if limit == 0 {
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return rc
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}
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return &LimitedReadCloser{
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LimitedReader: &io.LimitedReader{R: rc, N: limit},
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Closer: rc,
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}
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}
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