Find all selectors in a CSS file. Requires https://github.com/tonyganch/gonzales-pe

all-css-selectors.js

var fs = require('fs');

var infile = 'mycssfile.css;'

var input = fs.readFileSync(infile).toString();
var parseTree = require('gonzales-pe').parse(input);

var output = [];
parseTree.traverseByType('selector', node => output.push(node.toString()));

fs.writeFileSync('allselectors.txt', output.join('\n'));