exitcode

System exit code constants as defined by sysexits.h from FreeBSD.

Example

import 'dart:io';

import 'package:exitcode/exitcode.dart' as exitcode;

void main(List<String> arguments) {
  if (arguments.isEmpty) {
    stdout.writeln('You should provide an argument!');
    exit(exitcode.usage);
  } else {
    // Do something...
  }
}