diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/zip.go')
-rw-r--r-- | vendor/github.com/klauspost/compress/zstd/zip.go | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/zip.go b/vendor/github.com/klauspost/compress/zstd/zip.go index 967f29b3..ffffcbc2 100644 --- a/vendor/github.com/klauspost/compress/zstd/zip.go +++ b/vendor/github.com/klauspost/compress/zstd/zip.go @@ -20,7 +20,7 @@ const ZipMethodPKWare = 20 var zipReaderPool sync.Pool -// newZipReader cannot be used since we would leak goroutines... +// newZipReader creates a pooled zip decompressor. func newZipReader(r io.Reader) io.ReadCloser { dec, ok := zipReaderPool.Get().(*Decoder) if ok { @@ -44,10 +44,14 @@ func (r *pooledZipReader) Read(p []byte) (n int, err error) { r.mu.Lock() defer r.mu.Unlock() if r.dec == nil { - return 0, errors.New("Read after Close") + return 0, errors.New("read after close or EOF") } dec, err := r.dec.Read(p) - + if err == io.EOF { + err = r.dec.Reset(nil) + zipReaderPool.Put(r.dec) + r.dec = nil + } return dec, err } @@ -112,11 +116,5 @@ func ZipCompressor(opts ...EOption) func(w io.Writer) (io.WriteCloser, error) { // ZipDecompressor returns a decompressor that can be registered with zip libraries. // See ZipCompressor for example. func ZipDecompressor() func(r io.Reader) io.ReadCloser { - return func(r io.Reader) io.ReadCloser { - d, err := NewReader(r, WithDecoderConcurrency(1), WithDecoderLowmem(true)) - if err != nil { - panic(err) - } - return d.IOReadCloser() - } + return newZipReader } |