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path: root/vendor/github.com/hashicorp/go-getter/decompress_tbz2.go
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package getter

import (
	"compress/bzip2"
	"os"
	"path/filepath"
)

// TarBzip2Decompressor is an implementation of Decompressor that can
// decompress tar.bz2 files.
type TarBzip2Decompressor struct{}

func (d *TarBzip2Decompressor) Decompress(dst, src string, dir bool) error {
	// If we're going into a directory we should make that first
	mkdir := dst
	if !dir {
		mkdir = filepath.Dir(dst)
	}
	if err := os.MkdirAll(mkdir, 0755); err != nil {
		return err
	}

	// File first
	f, err := os.Open(src)
	if err != nil {
		return err
	}
	defer f.Close()

	// Bzip2 compression is second
	bzipR := bzip2.NewReader(f)
	return untar(bzipR, dst, src, dir)
}