93 lines
2.1 KiB
JavaScript
93 lines
2.1 KiB
JavaScript
// @ts-nocheck
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'use strict';
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const _ = require('lodash');
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const isStandardSyntaxRule = require('../../utils/isStandardSyntaxRule');
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const isStandardSyntaxSelector = require('../../utils/isStandardSyntaxSelector');
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const keywordSets = require('../../reference/keywordSets');
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const optionsMatches = require('../../utils/optionsMatches');
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const parseSelector = require('../../utils/parseSelector');
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const postcss = require('postcss');
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const report = require('../../utils/report');
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const ruleMessages = require('../../utils/ruleMessages');
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const validateOptions = require('../../utils/validateOptions');
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const ruleName = 'selector-pseudo-element-no-unknown';
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const messages = ruleMessages(ruleName, {
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rejected: (selector) => `Unexpected unknown pseudo-element selector "${selector}"`,
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});
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function rule(actual, options) {
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return (root, result) => {
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const validOptions = validateOptions(
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result,
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ruleName,
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{ actual },
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{
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actual: options,
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possible: {
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ignorePseudoElements: [_.isString],
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},
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optional: true,
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},
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);
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if (!validOptions) {
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return;
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}
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root.walkRules((rule) => {
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if (!isStandardSyntaxRule(rule)) {
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return;
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}
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const selector = rule.selector;
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// Return early before parse if no pseudos for performance
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if (!selector.includes(':')) {
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return;
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}
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parseSelector(selector, result, rule, (selectorTree) => {
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selectorTree.walkPseudos((pseudoNode) => {
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const value = pseudoNode.value;
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if (!isStandardSyntaxSelector(value)) {
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return;
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}
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// Ignore pseudo-classes
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if (value.slice(0, 2) !== '::') {
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return;
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}
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if (optionsMatches(options, 'ignorePseudoElements', pseudoNode.value.slice(2))) {
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return;
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}
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const name = value.slice(2);
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if (postcss.vendor.prefix(name) || keywordSets.pseudoElements.has(name.toLowerCase())) {
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return;
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}
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report({
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message: messages.rejected(value),
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node: rule,
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index: pseudoNode.sourceIndex,
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ruleName,
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result,
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});
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});
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});
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});
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};
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}
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rule.ruleName = ruleName;
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rule.messages = messages;
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module.exports = rule;
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