Reset to zero

internal/decompress/gzip.go

@@ -1,17 +0,0 @@
-package decompress
-
-import (
-	"io"
-
-	"github.com/klauspost/compress/zlib"
-)
-
-type GZip struct{}
-
-func (g GZip) Reader(src io.Reader) (io.ReadCloser, error) {
-	return zlib.NewReader(src)
-}
-
-func (g GZip) Reset(old, src io.Reader) error {
-	return old.(zlib.Resetter).Reset(src, nil)
-}

internal/decompress/interface.go

@@ -1,22 +0,0 @@
-package decompress
-
-import (
-	"io"
-)
-
-type Decompressor interface {
-	//Creates a new decompressor reading from src.
-	Reader(src io.Reader) (io.ReadCloser, error)
-}
-
-type Resetable interface {
-	//Reset attempts to re-use an old decompressor with new data.
-	//Will return ErrNotResetable if not Resetable().
-	//Must ALWAYS be provided with a reader created with Reader.
-	Reset(old, src io.Reader) error
-}
-
-type Decoder interface {
-	//Decodes a chunk of data all at once.
-	Decode(in []byte) ([]byte, error)
-}

internal/decompress/lz4.go

@@ -1,18 +0,0 @@
-package decompress
-
-import (
-	"io"
-
-	"github.com/pierrec/lz4/v4"
-)
-
-type Lz4 struct{}
-
-func (l Lz4) Reader(r io.Reader) (io.ReadCloser, error) {
-	return io.NopCloser(lz4.NewReader(r)), nil
-}
-
-func (l Lz4) Reset(old, src io.Reader) error {
-	old.(*lz4.Reader).Reset(src)
-	return nil
-}

internal/decompress/lzma.go

@@ -1,14 +0,0 @@
-package decompress
-
-import (
-	"io"
-
-	"github.com/ulikunitz/xz/lzma"
-)
-
-type Lzma struct{}
-
-func (l Lzma) Reader(r io.Reader) (io.ReadCloser, error) {
-	rdr, err := lzma.NewReader(r)
-	return io.NopCloser(rdr), err
-}

internal/decompress/lzo.go

@@ -1,18 +0,0 @@
-package decompress
-
-import (
-	"bytes"
-	"io"
-
-	"github.com/rasky/go-lzo"
-)
-
-type Lzo struct{}
-
-func (l Lzo) Reader(r io.Reader) (io.ReadCloser, error) {
-	cache, err := lzo.Decompress1X(r, 0, 0)
-	if err != nil {
-		return nil, err
-	}
-	return io.NopCloser(bytes.NewReader(cache)), nil
-}

internal/decompress/xz.go

@@ -1,18 +0,0 @@
-package decompress
-
-import (
-	"io"
-
-	"github.com/therootcompany/xz"
-)
-
-type Xz struct{}
-
-func (x Xz) Reader(r io.Reader) (io.ReadCloser, error) {
-	rdr, err := xz.NewReader(r, 0)
-	return io.NopCloser(rdr), err
-}
-
-func (x Xz) Reset(old, src io.Reader) error {
-	return old.(*xz.Reader).Reset(src)
-}

internal/decompress/zstd.go

@@ -1,27 +0,0 @@
-package decompress
-
-import (
-	"io"
-
-	"github.com/klauspost/compress/zstd"
-)
-
-type Zstd struct {
-	writeToReader *zstd.Decoder
-}
-
-func (z Zstd) Reader(src io.Reader) (io.ReadCloser, error) {
-	r, err := zstd.NewReader(src)
-	return r.IOReadCloser(), err
-}
-
-func (z Zstd) Reset(old, src io.Reader) error {
-	return old.(*zstd.Decoder).Reset(src)
-}
-
-func (z Zstd) Decode(in []byte) ([]byte, error) {
-	if z.writeToReader == nil {
-		z.writeToReader, _ = zstd.NewReader(nil)
-	}
-	return z.writeToReader.DecodeAll(in, nil)
-}