module StringAppend {
    void run() {
        String start  = "hello";
        String finish = " world";

        // approach #1: add strings together
        String approach1 = start + finish;

        // approach #2: StringBuffer
        String approach2 = new StringBuffer()
                .append(start)
                .append(finish)
                .toString();

        // approach #3: string template
        String approach3 = $"{start}{finish}";

        @Inject Console console;
        console.print($|
                       |Appending strings:
                       |
                       |  {start=}
                       |  {finish=}
                       |
                       |  {approach1=}
                       |  {approach2=}
                       |  {approach3=}
                       |
                     );
    }
}