File: requires_arg.js

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node-yargs 10.0.3-2
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var yargs = require('yargs');

var argv = yargs.usage('This is my awesome program', {
  'input': {
    description: 'Input file name',
    requiresArg: true,
    short: 'i',
  },
  'output': {
    description: 'Output file name',
    requiresArg: true,
    short: 'o'
  }
}).argv;

yargs.showHelp();

console.log('\n\nInspecting options');
console.dir(argv);