-// Source that reads track artist and name from the command line
-class ArgumentsSource: Source {
-
- // Returns a track based on the arguments. It assumes the track artist
- // will be the first argument, and the name will be the second, excluding
- // any flags.
- var currentTrack: Track? {
-
- if CommandLine.arguments.count >= 3 {
- // expected usage: $ ./lyricli <artist> <name>
- let trackName: String = CommandLine.arguments[2]
- let trackArtist: String = CommandLine.arguments[1]
-
- return Track(withName: trackName, andArtist: trackArtist)
- }
- return nil
- }
-}