+++ /dev/null
-"use strict";
-
-const _ = require("lodash");
-const atRuleParamIndex = require("../../utils/atRuleParamIndex");
-const isCustomMediaQuery = require("../../utils/isCustomMediaQuery");
-const isRangeContextMediaFeature = require("../../utils/isRangeContextMediaFeature");
-const isStandardSyntaxMediaFeatureName = require("../../utils/isStandardSyntaxMediaFeatureName");
-const keywordSets = require("../../reference/keywordSets");
-const mediaParser = require("postcss-media-query-parser").default;
-const optionsMatches = require("../../utils/optionsMatches");
-const postcss = require("postcss");
-const report = require("../../utils/report");
-const ruleMessages = require("../../utils/ruleMessages");
-const validateOptions = require("../../utils/validateOptions");
-
-const ruleName = "media-feature-name-no-unknown";
-
-const messages = ruleMessages(ruleName, {
- rejected: mediaFeatureName =>
- `Unexpected unknown media feature name "${mediaFeatureName}"`
-});
-
-const rule = function(actual, options) {
- return (root, result) => {
- const validOptions = validateOptions(
- result,
- ruleName,
- { actual },
- {
- actual: options,
- possible: {
- ignoreMediaFeatureNames: [_.isString]
- },
- optional: true
- }
- );
-
- if (!validOptions) {
- return;
- }
-
- root.walkAtRules(/^media$/i, atRule => {
- mediaParser(atRule.params).walk(/^media-feature$/i, mediaFeatureNode => {
- const parent = mediaFeatureNode.parent,
- sourceIndex = mediaFeatureNode.sourceIndex,
- value = mediaFeatureNode.value;
-
- if (
- isRangeContextMediaFeature(parent.value) ||
- !isStandardSyntaxMediaFeatureName(value) ||
- isCustomMediaQuery(value)
- ) {
- return;
- }
-
- if (optionsMatches(options, "ignoreMediaFeatureNames", value)) {
- return;
- }
-
- if (
- postcss.vendor.prefix(value) ||
- keywordSets.mediaFeatureNames.has(value.toLowerCase())
- ) {
- return;
- }
-
- report({
- index: atRuleParamIndex(atRule) + sourceIndex,
- message: messages.rejected(value),
- node: atRule,
- ruleName,
- result
- });
- });
- });
- };
-};
-
-rule.ruleName = ruleName;
-rule.messages = messages;
-module.exports = rule;