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const Promise = require('bluebird');
const path = require('path');
const fs = require('fs-extra');
const uncss = require('uncss');
const outputFile = Promise.promisify(fs.outputFile);
// Find `<script(.*?)<\/script>` and replace with nothing
// In `fixtures/pages`
function removeDisassociatedComments(str) {
return str.replace(/\/\*(.*?)\*\/\n($|\/\*(.*?)\*\/)\n/gm, '');
}
const pagesDirectory = '/Users/eric/Documents/gitlab/gitlab-development-kit/gitlab/fixtures/pages/';
const files = [
//path.join(pagesDirectory, 'Admin Broadcast Messages Live preview a customized broadcast message.html'),
//path.join(pagesDirectory, 'Commits CI commit status is Ci Build when logged as reporter Renders header.html'),
//path.join(pagesDirectory, 'Visual tokens editing assignee token makes value editable.html'),
/* */
...fs.readdirSync(pagesDirectory).map((file) => {
return path.join(pagesDirectory, file);
})
/* */
];
console.log(`Looking over ${files.length} files`);
const options = {
report: true,
stylesheets: [
//'application-2abaf6ae8d375c7b1fad9dfa885d5da1b6ee69d983bd1d36a6699c880b7ca506.css',
path.join(pagesDirectory, 'application-2abaf6ae8d375c7b1fad9dfa885d5da1b6ee69d983bd1d36a6699c880b7ca506.css')
],
cacheDirectory: 'fixtures/pages/cache',
concurrency: 10
};
uncss(files, options, (err, usedCss, report) => {
if (err) {
console.log('err', err, err.stack);
return;
}
// TODO: Would be best to run this through a PostCSS plugin again and
// remove any comment not above a rule or any at-rule with only comments inside
//const resultantUsedCss = removeDisassociatedComments(usedCss);
Promise.all([
outputFile('output/raw-report3.json', JSON.stringify(report.selectors, null, 2)),
//outputFile('output/raw-report3.json', report),
//outputFile('output/used.css', resultantUsedCss)
])
.then(() => {
console.log('report saved to disk!');
})
.catch((err) => {
console.log('Problem saving report', err, err.stack);
});
});
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