114 lines
3.0 KiB
JavaScript
114 lines
3.0 KiB
JavaScript
'use strict';
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const atRuleParamIndex = require('../../utils/atRuleParamIndex');
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const declarationValueIndex = require('../../utils/declarationValueIndex');
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const getDimension = require('../../utils/getDimension');
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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 validateObjectWithArrayProps = require('../../utils/validateObjectWithArrayProps');
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const validateOptions = require('../../utils/validateOptions');
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const valueParser = require('postcss-value-parser');
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const { isRegExp, isString } = require('../../utils/validateTypes');
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const ruleName = 'unit-allowed-list';
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const messages = ruleMessages(ruleName, {
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rejected: (unit) => `Unexpected unit "${unit}"`,
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});
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const meta = {
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url: 'https://stylelint.io/user-guide/rules/unit-allowed-list',
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};
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/** @type {import('stylelint').Rule<string | string[]>} */
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const rule = (primary, secondaryOptions) => {
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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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{
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actual: primary,
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possible: [isString],
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},
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{
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optional: true,
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actual: secondaryOptions,
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possible: {
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ignoreFunctions: [isString, isRegExp],
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ignoreProperties: [validateObjectWithArrayProps(isString, isRegExp)],
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},
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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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const primaryValues = [primary].flat();
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/**
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* @template {import('postcss').AtRule | import('postcss').Declaration} T
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* @param {T} node
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* @param {string} value
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* @param {(node: T) => number} getIndex
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* @returns {void}
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*/
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function check(node, value, getIndex) {
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// make sure multiplication operations (*) are divided - not handled
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// by postcss-value-parser
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value = value.replace(/\*/g, ',');
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valueParser(value).walk((valueNode) => {
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if (valueNode.type === 'function') {
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const valueLowerCase = valueNode.value.toLowerCase();
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// Ignore wrong units within `url` function
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if (valueLowerCase === 'url') {
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return false;
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}
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if (optionsMatches(secondaryOptions, 'ignoreFunctions', valueLowerCase)) {
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return false;
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}
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}
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const { number, unit } = getDimension(valueNode);
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if (!number || !unit || primaryValues.includes(unit.toLowerCase())) {
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return;
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}
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if (
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'prop' in node &&
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secondaryOptions &&
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optionsMatches(secondaryOptions.ignoreProperties, unit.toLowerCase(), node.prop)
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) {
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return;
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}
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const index = getIndex(node);
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report({
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index: index + valueNode.sourceIndex + number.length,
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endIndex: index + valueNode.sourceEndIndex,
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message: messages.rejected,
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messageArgs: [unit],
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node,
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result,
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ruleName,
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});
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});
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}
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root.walkAtRules(/^media$/i, (atRule) => check(atRule, atRule.params, atRuleParamIndex));
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root.walkDecls((decl) => check(decl, decl.value, declarationValueIndex));
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};
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};
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rule.primaryOptionArray = true;
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rule.ruleName = ruleName;
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rule.messages = messages;
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rule.meta = meta;
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module.exports = rule;
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