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// 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
}
}
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