// Remove unused CSS selectors. const purgecss = require('@fullhuman/postcss-purgecss')({ content: [ // Use stats generated by Hugo from HTML content. './hugo_stats.json', // Add used JS scripts. process.env.HUGO_PUBLISHDIR + '/js/click-to-copy.min.*.js', process.env.HUGO_PUBLISHDIR + '/js/main.min.*.js', ], extractors: [ { extractor: (content) => { let els = JSON.parse(content).htmlElements; return els.tags.concat(els.classes, els.ids); }, extensions: ["json"], }, ], }); module.exports = { plugins: [ ...(process.env.HUGO_ENVIRONMENT === 'production' ? [ purgecss ] : []) ] };