diff options
| author | littleblack111 <littleblack11111@gmail.com> | 2026-05-18 23:10:59 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2026-05-18 23:41:44 +0800 |
| commit | fc87c009806dcc98867f6b58efe29b042aa01dee (patch) | |
| tree | 8f59b3f4a5b66e9dfef2d40c8d318e258a521228 /node_modules/autoprefixer/lib/supports.js | |
| parent | 3336b2356ee6152d9c6ae59bd9b87ccbc0958407 (diff) | |
node: updatemain
Diffstat (limited to 'node_modules/autoprefixer/lib/supports.js')
| -rw-r--r-- | node_modules/autoprefixer/lib/supports.js | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/node_modules/autoprefixer/lib/supports.js b/node_modules/autoprefixer/lib/supports.js deleted file mode 100644 index 58bd5afa..00000000 --- a/node_modules/autoprefixer/lib/supports.js +++ /dev/null @@ -1,302 +0,0 @@ -let featureQueries = require('caniuse-lite/data/features/css-featurequeries.js') -let feature = require('caniuse-lite/dist/unpacker/feature') -let { parse } = require('postcss') - -let Browsers = require('./browsers') -let brackets = require('./brackets') -let Value = require('./value') -let utils = require('./utils') - -let data = feature(featureQueries) - -let supported = [] -for (let browser in data.stats) { - let versions = data.stats[browser] - for (let version in versions) { - let support = versions[version] - if (/y/.test(support)) { - supported.push(browser + ' ' + version) - } - } -} - -class Supports { - constructor(Prefixes, all) { - this.Prefixes = Prefixes - this.all = all - } - - /** - * Add prefixes - */ - add(nodes, all) { - return nodes.map(i => { - if (this.isProp(i)) { - let prefixed = this.prefixed(i[0]) - if (prefixed.length > 1) { - return this.convert(prefixed) - } - - return i - } - - if (typeof i === 'object') { - return this.add(i, all) - } - - return i - }) - } - - /** - * Clean brackets with one child - */ - cleanBrackets(nodes) { - return nodes.map(i => { - if (typeof i !== 'object') { - return i - } - - if (i.length === 1 && typeof i[0] === 'object') { - return this.cleanBrackets(i[0]) - } - - return this.cleanBrackets(i) - }) - } - - /** - * Add " or " between properties and convert it to brackets format - */ - convert(progress) { - let result = [''] - for (let i of progress) { - result.push([`${i.prop}: ${i.value}`]) - result.push(' or ') - } - result[result.length - 1] = '' - return result - } - - /** - * Check global options - */ - disabled(node) { - if (!this.all.options.grid) { - if (node.prop === 'display' && node.value.includes('grid')) { - return true - } - if (node.prop.includes('grid') || node.prop === 'justify-items') { - return true - } - } - - if (this.all.options.flexbox === false) { - if (node.prop === 'display' && node.value.includes('flex')) { - return true - } - let other = ['order', 'justify-content', 'align-items', 'align-content'] - if (node.prop.includes('flex') || other.includes(node.prop)) { - return true - } - } - - return false - } - - /** - * Return true if prefixed property has no unprefixed - */ - isHack(all, unprefixed) { - let check = new RegExp(`(\\(|\\s)${utils.escapeRegexp(unprefixed)}:`) - return !check.test(all) - } - - /** - * Return true if brackets node is "not" word - */ - isNot(node) { - return typeof node === 'string' && /not\s*/i.test(node) - } - - /** - * Return true if brackets node is "or" word - */ - isOr(node) { - return typeof node === 'string' && /\s*or\s*/i.test(node) - } - - /** - * Return true if brackets node is (prop: value) - */ - isProp(node) { - return ( - typeof node === 'object' && - node.length === 1 && - typeof node[0] === 'string' - ) - } - - /** - * Compress value functions into a string nodes - */ - normalize(nodes) { - if (typeof nodes !== 'object') { - return nodes - } - - nodes = nodes.filter(i => i !== '') - - if (typeof nodes[0] === 'string') { - let firstNode = nodes[0].trim() - - if ( - firstNode.includes(':') || - firstNode === 'selector' || - firstNode === 'not selector' - ) { - return [brackets.stringify(nodes)] - } - } - return nodes.map(i => this.normalize(i)) - } - - /** - * Parse string into declaration property and value - */ - parse(str) { - let parts = str.split(':') - let prop = parts[0] - let value = parts[1] - if (!value) value = '' - return [prop.trim(), value.trim()] - } - - /** - * Return array of Declaration with all necessary prefixes - */ - prefixed(str) { - let rule = this.virtual(str) - if (this.disabled(rule.first)) { - return rule.nodes - } - - let result = { warn: () => null } - - let prefixer = this.prefixer().add[rule.first.prop] - prefixer && prefixer.process && prefixer.process(rule.first, result) - - for (let decl of rule.nodes) { - for (let value of this.prefixer().values('add', rule.first.prop)) { - value.process(decl) - } - Value.save(this.all, decl) - } - - return rule.nodes - } - - /** - * Return prefixer only with @supports supported browsers - */ - prefixer() { - if (this.prefixerCache) { - return this.prefixerCache - } - - let filtered = this.all.browsers.selected.filter(i => { - return supported.includes(i) - }) - - let browsers = new Browsers( - this.all.browsers.data, - filtered, - this.all.options - ) - this.prefixerCache = new this.Prefixes( - this.all.data, - browsers, - this.all.options - ) - return this.prefixerCache - } - - /** - * Add prefixed declaration - */ - process(rule) { - let ast = brackets.parse(rule.params) - ast = this.normalize(ast) - ast = this.remove(ast, rule.params) - ast = this.add(ast, rule.params) - ast = this.cleanBrackets(ast) - rule.params = brackets.stringify(ast) - } - - /** - * Remove all unnecessary prefixes - */ - remove(nodes, all) { - let i = 0 - while (i < nodes.length) { - if ( - !this.isNot(nodes[i - 1]) && - this.isProp(nodes[i]) && - this.isOr(nodes[i + 1]) - ) { - if (this.toRemove(nodes[i][0], all)) { - nodes.splice(i, 2) - continue - } - - i += 2 - continue - } - - if (typeof nodes[i] === 'object') { - nodes[i] = this.remove(nodes[i], all) - } - - i += 1 - } - return nodes - } - - /** - * Return true if we need to remove node - */ - toRemove(str, all) { - let [prop, value] = this.parse(str) - let unprefixed = this.all.unprefixed(prop) - - let cleaner = this.all.cleaner() - - if ( - cleaner.remove[prop] && - cleaner.remove[prop].remove && - !this.isHack(all, unprefixed) - ) { - return true - } - - for (let checker of cleaner.values('remove', unprefixed)) { - if (checker.check(value)) { - return true - } - } - - return false - } - - /** - * Create virtual rule to process it by prefixer - */ - virtual(str) { - let [prop, value] = this.parse(str) - let rule = parse('a{}').first - rule.append({ prop, raws: { before: '' }, value }) - return rule - } -} - -module.exports = Supports |
