| 'use strict'; |
| |
| const functionArgumentsSearch = require('../../utils/functionArgumentsSearch'); |
| const getSchemeFromUrl = require('../../utils/getSchemeFromUrl'); |
| const isStandardSyntaxUrl = require('../../utils/isStandardSyntaxUrl'); |
| const matchesStringOrRegExp = require('../../utils/matchesStringOrRegExp'); |
| const report = require('../../utils/report'); |
| const ruleMessages = require('../../utils/ruleMessages'); |
| const validateOptions = require('../../utils/validateOptions'); |
| const { isRegExp, isString } = require('../../utils/validateTypes'); |
| |
| const ruleName = 'function-url-scheme-allowed-list'; |
| |
| const messages = ruleMessages(ruleName, { |
| rejected: (scheme) => `Unexpected URL scheme "${scheme}:"`, |
| }); |
| |
| /** @type {import('stylelint').Rule} */ |
| const rule = (primary) => { |
| return (root, result) => { |
| const validOptions = validateOptions(result, ruleName, { |
| actual: primary, |
| possible: [isString, isRegExp], |
| }); |
| |
| if (!validOptions) { |
| return; |
| } |
| |
| root.walkDecls((decl) => { |
| functionArgumentsSearch(decl.toString().toLowerCase(), 'url', (args, index) => { |
| const unspacedUrlString = args.trim(); |
| |
| if (!isStandardSyntaxUrl(unspacedUrlString)) { |
| return; |
| } |
| |
| const urlString = unspacedUrlString.replace(/^['"]+|['"]+$/g, ''); |
| const scheme = getSchemeFromUrl(urlString); |
| |
| if (scheme === null) { |
| return; |
| } |
| |
| if (matchesStringOrRegExp(scheme, primary)) { |
| return; |
| } |
| |
| report({ |
| message: messages.rejected(scheme), |
| node: decl, |
| index, |
| result, |
| ruleName, |
| }); |
| }); |
| }); |
| }; |
| }; |
| |
| rule.primaryOptionArray = true; |
| |
| rule.ruleName = ruleName; |
| rule.messages = messages; |
| module.exports = rule; |