From b1e2c8fd5cb5dfa46bc440a12eafaf56cd844b1c Mon Sep 17 00:00:00 2001 From: Philipp Tanlak Date: Mon, 24 Nov 2025 20:54:57 +0100 Subject: Docs --- node_modules/autoprefixer/lib/autoprefixer.js | 164 ++++++++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 node_modules/autoprefixer/lib/autoprefixer.js (limited to 'node_modules/autoprefixer/lib/autoprefixer.js') diff --git a/node_modules/autoprefixer/lib/autoprefixer.js b/node_modules/autoprefixer/lib/autoprefixer.js new file mode 100644 index 0000000..a443290 --- /dev/null +++ b/node_modules/autoprefixer/lib/autoprefixer.js @@ -0,0 +1,164 @@ +let browserslist = require('browserslist') +let { agents } = require('caniuse-lite/dist/unpacker/agents') +let pico = require('picocolors') + +let Browsers = require('./browsers') +let Prefixes = require('./prefixes') +let dataPrefixes = require('../data/prefixes') +let getInfo = require('./info') + +let autoprefixerData = { browsers: agents, prefixes: dataPrefixes } + +const WARNING = + '\n' + + ' Replace Autoprefixer `browsers` option to Browserslist config.\n' + + ' Use `browserslist` key in `package.json` or `.browserslistrc` file.\n' + + '\n' + + ' Using `browsers` option can cause errors. Browserslist config can\n' + + ' be used for Babel, Autoprefixer, postcss-normalize and other tools.\n' + + '\n' + + ' If you really need to use option, rename it to `overrideBrowserslist`.\n' + + '\n' + + ' Learn more at:\n' + + ' https://github.com/browserslist/browserslist#readme\n' + + ' https://twitter.com/browserslist\n' + + '\n' + +function isPlainObject(obj) { + return Object.prototype.toString.apply(obj) === '[object Object]' +} + +let cache = new Map() + +function timeCapsule(result, prefixes) { + if (prefixes.browsers.selected.length === 0) { + return + } + if (prefixes.add.selectors.length > 0) { + return + } + if (Object.keys(prefixes.add).length > 2) { + return + } + /* c8 ignore next 11 */ + result.warn( + 'Autoprefixer target browsers do not need any prefixes.' + + 'You do not need Autoprefixer anymore.\n' + + 'Check your Browserslist config to be sure that your targets ' + + 'are set up correctly.\n' + + '\n' + + ' Learn more at:\n' + + ' https://github.com/postcss/autoprefixer#readme\n' + + ' https://github.com/browserslist/browserslist#readme\n' + + '\n' + ) +} + +module.exports = plugin + +function plugin(...reqs) { + let options + if (reqs.length === 1 && isPlainObject(reqs[0])) { + options = reqs[0] + reqs = undefined + } else if (reqs.length === 0 || (reqs.length === 1 && !reqs[0])) { + reqs = undefined + } else if (reqs.length <= 2 && (Array.isArray(reqs[0]) || !reqs[0])) { + options = reqs[1] + reqs = reqs[0] + } else if (typeof reqs[reqs.length - 1] === 'object') { + options = reqs.pop() + } + + if (!options) { + options = {} + } + + if (options.browser) { + throw new Error( + 'Change `browser` option to `overrideBrowserslist` in Autoprefixer' + ) + } else if (options.browserslist) { + throw new Error( + 'Change `browserslist` option to `overrideBrowserslist` in Autoprefixer' + ) + } + + if (options.overrideBrowserslist) { + reqs = options.overrideBrowserslist + } else if (options.browsers) { + if (typeof console !== 'undefined' && console.warn) { + console.warn( + pico.red(WARNING.replace(/`[^`]+`/g, i => pico.yellow(i.slice(1, -1)))) + ) + } + reqs = options.browsers + } + + let brwlstOpts = { + env: options.env, + ignoreUnknownVersions: options.ignoreUnknownVersions, + stats: options.stats + } + + function loadPrefixes(opts) { + let d = autoprefixerData + let browsers = new Browsers(d.browsers, reqs, opts, brwlstOpts) + let key = browsers.selected.join(', ') + JSON.stringify(options) + + if (!cache.has(key)) { + cache.set(key, new Prefixes(d.prefixes, browsers, options)) + } + + return cache.get(key) + } + + return { + browsers: reqs, + + info(opts) { + opts = opts || {} + opts.from = opts.from || process.cwd() + return getInfo(loadPrefixes(opts)) + }, + + options, + + postcssPlugin: 'autoprefixer', + prepare(result) { + let prefixes = loadPrefixes({ + env: options.env, + from: result.opts.from + }) + + return { + OnceExit(root) { + timeCapsule(result, prefixes) + if (options.remove !== false) { + prefixes.processor.remove(root, result) + } + if (options.add !== false) { + prefixes.processor.add(root, result) + } + } + } + } + } +} + +plugin.postcss = true + +/** + * Autoprefixer data + */ +plugin.data = autoprefixerData + +/** + * Autoprefixer default browsers + */ +plugin.defaults = browserslist.defaults + +/** + * Inspect with default Autoprefixer + */ +plugin.info = () => plugin().info() -- cgit v1.2.3