doevisualizations/doeVisualization/node_modules/optimist/example/default_singles.js

Data Visualization Library based on RequireJS and D3.js (v4+)

#!/usr/bin/env node
var argv = require('optimist')
    .default('x', 10)
    .default('y', 10)
    .argv
;
console.log(argv.x + argv.y);