// When checking the script for completion only.
TerminalKit("ls -al").launch { (ter) in
    if let output = ter.output {
        print(output)
    }

    if let errput = ter.errput {
        print(errput)
    }

    print(ter.paragraph)
    print("end")
}

// When you want to track a script,
TerminalKit("ls -al").launch(onRunning: { ter in
    // When the script is working
}) { ter in
    // When the script is complete
}

// You want to run multiple scripts.
TerminalKit(["ls -al", "ls -al", "ls -al"]).launch { ter in
    // When the script is complete
}