stem ';' STRING

Macro

static final String _stemHelp = "${stem;<string>}";

public String _stem(String[] args) throws Exception {
    verifyCommand(args, _stemHelp, null, 2, 2);
    String name = args[1];
    int n = name.indexOf('.');
    if (n < 0)
        return name;
    return name.substring(0, n);
}