Class ExitCodeGen

src/test/java/picocli/ExecuteTest.java:1008–1014

    }

    @Command(name = "flex")
    static class ExitCodeGen implements Callable<Integer>, IExitCodeGenerator {
        @Option(names = "-n") boolean negate;
        ExitCodeGen() { }
        public Integer call() { return negate ? -6 : 6; }
        public int getExitCode() { return negate ? -5 : 5; }
    }
    @Command(subcommands = ExitCodeGen.class)
    static class Cmd implements Callable<Integer>, IExitCodeGenerator {
        private final int callResult;