.gitignore added
[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / stylelint / lib / rules / font-family-no-duplicate-names / index.js
diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/stylelint/lib/rules/font-family-no-duplicate-names/index.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/stylelint/lib/rules/font-family-no-duplicate-names/index.js
new file mode 100644 (file)
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+"use strict";
+
+const _ = require("lodash");
+const declarationValueIndex = require("../../utils/declarationValueIndex");
+const findFontFamily = require("../../utils/findFontFamily");
+const keywordSets = require("../../reference/keywordSets");
+const optionsMatches = require("../../utils/optionsMatches");
+const report = require("../../utils/report");
+const ruleMessages = require("../../utils/ruleMessages");
+const validateOptions = require("../../utils/validateOptions");
+
+const ruleName = "font-family-no-duplicate-names";
+
+const messages = ruleMessages(ruleName, {
+  rejected: name => `Unexpected duplicate name ${name}`
+});
+
+const isFamilyNameKeyword = node =>
+  !node.quote && keywordSets.fontFamilyKeywords.has(node.value.toLowerCase());
+
+const rule = function(actual, options) {
+  return (root, result) => {
+    const validOptions = validateOptions(
+      result,
+      ruleName,
+      { actual },
+      {
+        actual: options,
+        possible: {
+          ignoreFontFamilyNames: [_.isString]
+        },
+        optional: true
+      }
+    );
+    if (!validOptions) {
+      return;
+    }
+
+    root.walkDecls(/^font(-family)?$/i, decl => {
+      const keywords = new Set();
+      const familyNames = new Set();
+
+      const fontFamilies = findFontFamily(decl.value);
+
+      if (fontFamilies.length === 0) {
+        return;
+      }
+
+      fontFamilies.forEach(fontFamilyNode => {
+        const family = fontFamilyNode.value.trim();
+
+        if (
+          optionsMatches(
+            options,
+            "ignoreFontFamilyNames",
+            fontFamilyNode.value.trim()
+          )
+        ) {
+          return;
+        }
+
+        if (isFamilyNameKeyword(fontFamilyNode)) {
+          if (keywords.has(family.toLowerCase())) {
+            complain(
+              messages.rejected(family),
+              declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
+              decl
+            );
+            return;
+          }
+
+          keywords.add(family);
+          return;
+        }
+
+        if (familyNames.has(family)) {
+          complain(
+            messages.rejected(family),
+            declarationValueIndex(decl) + fontFamilyNode.sourceIndex,
+            decl
+          );
+          return;
+        }
+
+        familyNames.add(family);
+      });
+    });
+
+    function complain(message, index, decl) {
+      report({
+        result,
+        ruleName,
+        message,
+        node: decl,
+        index
+      });
+    }
+  };
+};
+
+rule.ruleName = ruleName;
+rule.messages = messages;
+module.exports = rule;