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mirror of https://github.com/go-gitea/gitea synced 2024-12-25 10:04:27 +00:00
gitea/vendor/github.com/mholt/archiver/v3/sz.go
6543 12a1f914f4
Vendor Update Go Libs (#13166)
* update github.com/alecthomas/chroma v0.8.0 -> v0.8.1

* github.com/blevesearch/bleve v1.0.10 -> v1.0.12

* editorconfig-core-go v2.1.1 -> v2.3.7

* github.com/gliderlabs/ssh v0.2.2 -> v0.3.1

* migrate editorconfig.ParseBytes to Parse

* github.com/shurcooL/vfsgen to 0d455de96546

* github.com/go-git/go-git/v5 v5.1.0 -> v5.2.0

* github.com/google/uuid v1.1.1 -> v1.1.2

* github.com/huandu/xstrings v1.3.0 -> v1.3.2

* github.com/klauspost/compress v1.10.11 -> v1.11.1

* github.com/markbates/goth v1.61.2 -> v1.65.0

* github.com/mattn/go-sqlite3 v1.14.0 -> v1.14.4

* github.com/mholt/archiver v3.3.0 -> v3.3.2

* github.com/microcosm-cc/bluemonday 4f7140c49acb -> v1.0.4

* github.com/minio/minio-go v7.0.4 -> v7.0.5

* github.com/olivere/elastic v7.0.9 -> v7.0.20

* github.com/urfave/cli v1.20.0 -> v1.22.4

* github.com/prometheus/client_golang v1.1.0 -> v1.8.0

* github.com/xanzy/go-gitlab v0.37.0 -> v0.38.1

* mvdan.cc/xurls v2.1.0 -> v2.2.0

Co-authored-by: Lauris BH <lauris@nix.lv>
2020-10-16 01:06:27 -04:00

52 lines
1.2 KiB
Go
Vendored

package archiver
import (
"fmt"
"io"
"path/filepath"
"github.com/golang/snappy"
)
// Snappy facilitates Snappy compression.
type Snappy struct{}
// Compress reads in, compresses it, and writes it to out.
func (s *Snappy) Compress(in io.Reader, out io.Writer) error {
w := snappy.NewBufferedWriter(out)
defer w.Close()
_, err := io.Copy(w, in)
return err
}
// Decompress reads in, decompresses it, and writes it to out.
func (s *Snappy) Decompress(in io.Reader, out io.Writer) error {
r := snappy.NewReader(in)
_, err := io.Copy(out, r)
return err
}
// CheckExt ensures the file extension matches the format.
func (s *Snappy) CheckExt(filename string) error {
if filepath.Ext(filename) != ".sz" {
return fmt.Errorf("filename must have a .sz extension")
}
return nil
}
func (s *Snappy) String() string { return "sz" }
// NewSnappy returns a new, default instance ready to be customized and used.
func NewSnappy() *Snappy {
return new(Snappy)
}
// Compile-time checks to ensure type implements desired interfaces.
var (
_ = Compressor(new(Snappy))
_ = Decompressor(new(Snappy))
)
// DefaultSnappy is a default instance that is conveniently ready to use.
var DefaultSnappy = NewSnappy()