Generate Webstorm ignores for .build directories in Meteor

ignoreDirs.js

#!/usr/bin/env node
var fs = require('fs');
console.log('Copy the following into .idea/PROJECT_NAME.iml inside of module>component>content:\n');
console.log(
    ['<excludeFolder url="file://$MODULE_DIR$/app/.meteor" />'].concat(
    // read the packages directory
    fs.readdirSync(process.argv[2] || 'packages')
        // filter out hidden folders/files
        .filter(function (d) {
            return d[0] !== '.';
        })
        // map to XML template
        .map(function (x) {
            return '<excludeFolder url="file://$MODULE_DIR$/app/packages/' + x + '/.build.' + x + '" />';
        })).join('\n')
);