+++ /dev/null
-"use strict";
-
-const atRuleParamIndex = require("../../utils/atRuleParamIndex");
-const isCustomMediaQuery = require("../../utils/isCustomMediaQuery");
-const isRangeContextMediaFeature = require("../../utils/isRangeContextMediaFeature");
-const isStandardSyntaxMediaFeatureName = require("../../utils/isStandardSyntaxMediaFeatureName");
-const mediaParser = require("postcss-media-query-parser").default;
-const report = require("../../utils/report");
-const ruleMessages = require("../../utils/ruleMessages");
-const validateOptions = require("../../utils/validateOptions");
-
-const ruleName = "media-feature-name-case";
-
-const messages = ruleMessages(ruleName, {
- expected: (actual, expected) => `Expected "${actual}" to be "${expected}"`
-});
-
-const rule = function(expectation) {
- return (root, result) => {
- const validOptions = validateOptions(result, ruleName, {
- actual: expectation,
- possible: ["lower", "upper"]
- });
- 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;
- }
-
- const expectedFeatureName =
- expectation === "lower" ? value.toLowerCase() : value.toUpperCase();
-
- if (value === expectedFeatureName) {
- return;
- }
-
- report({
- index: atRuleParamIndex(atRule) + sourceIndex,
- message: messages.expected(value, expectedFeatureName),
- node: atRule,
- ruleName,
- result
- });
- });
- });
- };
-};
-
-rule.ruleName = ruleName;
-rule.messages = messages;
-module.exports = rule;