package fs import ( "archive/tar" "io" "github.com/reconquest/karma-go" ) type TarFileSystem struct { files map[string][]byte } func NewTarFileSystem(input io.Reader) (*TarFileSystem, error) { files := map[string][]byte{} archive := tar.NewReader(input) for { header, err := archive.Next() if err != nil { return nil, karma.Format( err, "asdasd", ) } } }