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// This file is part of PathsHelper library.
//
// Copyright 2018-2025 Arduino AG (http://www.arduino.cc/)
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//
// You can be released from the requirements of the above licenses by purchasing
// a commercial license. Buying such a license is mandatory if you want to
// modify or otherwise use the software for commercial activities involving the
// Arduino software without disclosing the source code of your own applications.
// To purchase a commercial license, send an email to license@arduino.cc.
package paths
import (
"compress/gzip"
"fmt"
"io"
)
// GZip compress src with gzip and writes the compressed file on dst
//func GZip(src, dst *Path) error {
// return errors.New("gzip unimplemented")
//}
// GUnzip decompress src with gzip and writes the uncompressed file on dst
func GUnzip(src, dest *Path) error {
gzIn, err := src.Open()
if err != nil {
return fmt.Errorf("opening %s: %w", src, err)
}
defer gzIn.Close()
in, err := gzip.NewReader(gzIn)
if err != nil {
return fmt.Errorf("decoding %s: %w", src, err)
}
defer in.Close()
out, err := dest.Create()
if err != nil {
return fmt.Errorf("creating %s: %w", dest, err)
}
defer out.Close()
_, err = io.Copy(out, in)
if err != nil {
return fmt.Errorf("uncompressing %s: %w", dest, err)
}
return nil
}
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