示例#1
0
func addMp3(ds *dataset.Dataset, filename string) {
	id3, err := id3go.Open(filename)
	if err != nil {
		log.Fatalf("Failed to read id3 data from %s: %s\n", filename, err)
	}
	defer id3.Close()

	mp3_file, err := os.Open(filename)
	if err != nil {
		log.Fatalf("Failed to open %s: %s\n", filename, err)
	}
	defer mp3_file.Close()

	new_song := SongDef{
		Title:  id3.Title(),
		Artist: id3.Artist(),
		Album:  id3.Album(),
		Year:   id3.Year(),
		Mp3:    types.NewBlob(bufio.NewReader(mp3_file)),
	}.New()
	songs := readSongsFromDataset(ds).Append(new_song)
	if _, err := ds.Commit(songs); err == nil {
		fmt.Println("Successfully committed", filename)
		printSong(new_song)
	} else {
		log.Fatalf("Failed to commit: %s, error: %s\n", filename, err)
	}
}
示例#2
0
文件: codegen.go 项目: arv/noms-old
func generate(packageName, in, out, outDir string, written map[string]bool, parsed pkg.Parsed, localPkgs refSet, pkgDS dataset.Dataset) dataset.Dataset {
	// Generate code for all p's deps first.
	deps := generateDepCode(packageName, outDir, written, parsed.Package, localPkgs, pkgDS.Store())
	generateAndEmit(getBareFileName(in), out, written, deps, parsed)

	// Since we're just building up a set of refs to all the packages in pkgDS, simply retrying is the logical response to commit failure.
	err := datas.ErrOptimisticLockFailed
	for ; err == datas.ErrOptimisticLockFailed; pkgDS, err = pkgDS.Commit(buildSetOfRefOfPackage(parsed, deps, pkgDS)) {
	}
	return pkgDS
}