| "use strict"; |
| |
| const _ = require("lodash"); |
| const declarationValueIndex = require("../../utils/declarationValueIndex"); |
| const isStandardSyntaxFunction = require("../../utils/isStandardSyntaxFunction"); |
| const matchesStringOrRegExp = require("../../utils/matchesStringOrRegExp"); |
| const postcss = require("postcss"); |
| const report = require("../../utils/report"); |
| const ruleMessages = require("../../utils/ruleMessages"); |
| const validateOptions = require("../../utils/validateOptions"); |
| const valueParser = require("postcss-value-parser"); |
| |
| const ruleName = "function-blacklist"; |
| |
| const messages = ruleMessages(ruleName, { |
| rejected: name => `Unexpected function "${name}"` |
| }); |
| |
| const rule = function(blacklist) { |
| return (root, result) => { |
| const validOptions = validateOptions(result, ruleName, { |
| actual: blacklist, |
| possible: [_.isString, _.isRegExp] |
| }); |
| |
| if (!validOptions) { |
| return; |
| } |
| |
| root.walkDecls(decl => { |
| const value = decl.value; |
| |
| valueParser(value).walk(function(node) { |
| if (node.type !== "function") { |
| return; |
| } |
| |
| if (!isStandardSyntaxFunction(node)) { |
| return; |
| } |
| |
| if ( |
| !matchesStringOrRegExp( |
| postcss.vendor.unprefixed(node.value), |
| blacklist |
| ) |
| ) { |
| return; |
| } |
| |
| report({ |
| message: messages.rejected(node.value), |
| node: decl, |
| index: declarationValueIndex(decl) + node.sourceIndex, |
| result, |
| ruleName |
| }); |
| }); |
| }); |
| }; |
| }; |
| |
| rule.primaryOptionArray = true; |
| |
| rule.ruleName = ruleName; |
| rule.messages = messages; |
| module.exports = rule; |