var cheerio = require('cheerio')
, http = require('http');
http.get('http://www.w3.org/html/wg/drafts/html/master/syntax.html', function (res) {
var str = '';
res.setEncoding('utf8');
res.on('data', function (buf) {
str += buf;
}).on('end', function () {
var $ = cheerio.load(str);
var codes = $('dfn#void-elements')
.parent()
.next()
.text()
.replace(/\s/gm,'')
.split(",")
.reduce(function (obj, code) {
obj[code] = true;
return obj;
}, {});
console.log('/**');
console.log(' * This file automatically generated from `pre-publish.js`.');
console.log(' * Do not manually edit.');
console.log(' */');
console.log();
console.log('module.exports = %s;', JSON.stringify(codes, null, 2));
});
});