Initial commit

node_modules/stylelint/lib/rules/media-feature-name-case/index.js

@@ -0,0 +1,61 @@
+"use strict"
+
+const atRuleParamIndex = require("../../utils/atRuleParamIndex")
+const isCustomMediaQuery = require("../../utils/isCustomMediaQuery")
+const isRangeContextMediaFeature = require("../../utils/isRangeContextMediaFeature")
+const isStandardSyntaxMediaFeatureName = require("../../utils/isStandardSyntaxMediaFeatureName")
+const report = require("../../utils/report")
+const ruleMessages = require("../../utils/ruleMessages")
+const validateOptions = require("../../utils/validateOptions")
+const mediaParser = require("postcss-media-query-parser").default
+
+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