104 lines
2.2 KiB
JavaScript
104 lines
2.2 KiB
JavaScript
// @ts-nocheck
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'use strict';
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const _ = require('lodash');
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const declarationValueIndex = require('../../utils/declarationValueIndex');
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const findFontFamily = require('../../utils/findFontFamily');
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const keywordSets = require('../../reference/keywordSets');
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const optionsMatches = require('../../utils/optionsMatches');
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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 = 'font-family-no-duplicate-names';
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const messages = ruleMessages(ruleName, {
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rejected: (name) => `Unexpected duplicate name ${name}`,
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});
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const isFamilyNameKeyword = (node) =>
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!node.quote && keywordSets.fontFamilyKeywords.has(node.value.toLowerCase());
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function rule(actual, options) {
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return (root, result) => {
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const validOptions = validateOptions(
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result,
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ruleName,
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{ actual },
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{
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actual: options,
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possible: {
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ignoreFontFamilyNames: [_.isString, _.isRegExp],
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},
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optional: true,
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},
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);
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if (!validOptions) {
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return;
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}
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root.walkDecls(/^font(-family)?$/i, (decl) => {
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const keywords = new Set();
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const familyNames = new Set();
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const fontFamilies = findFontFamily(decl.value);
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if (fontFamilies.length === 0) {
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return;
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}
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fontFamilies.forEach((fontFamilyNode) => {
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const family = fontFamilyNode.value.trim();
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if (optionsMatches(options, 'ignoreFontFamilyNames', fontFamilyNode.value.trim())) {
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return;
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}
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if (isFamilyNameKeyword(fontFamilyNode)) {
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if (keywords.has(family.toLowerCase())) {
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complain(
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messages.rejected(family),
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declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
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decl,
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);
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return;
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}
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keywords.add(family);
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return;
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}
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if (familyNames.has(family)) {
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complain(
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messages.rejected(family),
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declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
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decl,
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);
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return;
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}
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familyNames.add(family);
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});
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});
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function complain(message, index, decl) {
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report({
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result,
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ruleName,
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message,
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node: decl,
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index,
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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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