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node_modules/eslint-plugin-jsx-a11y/lib/rules/scope.js

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+"use strict";
+
+var _ariaQuery = require("aria-query");
+
+var _jsxAstUtils = require("jsx-ast-utils");
+
+var _schemas = require("../util/schemas");
+
+/**
+ * @fileoverview Enforce scope prop is only used on <th> elements.
+ * @author Ethan Cohen
+ */
+// ----------------------------------------------------------------------------
+// Rule Definition
+// ----------------------------------------------------------------------------
+var errorMessage = 'The scope prop can only be used on <th> elements.';
+var schema = (0, _schemas.generateObjSchema)();
+module.exports = {
+  meta: {
+    docs: {
+      url: 'https://github.com/evcohen/eslint-plugin-jsx-a11y/tree/master/docs/rules/scope.md'
+    },
+    schema: [schema]
+  },
+  create: function create(context) {
+    return {
+      JSXAttribute: function JSXAttribute(node) {
+        var name = (0, _jsxAstUtils.propName)(node);
+
+        if (name && name.toUpperCase() !== 'SCOPE') {
+          return;
+        }
+
+        var parent = node.parent;
+        var tagName = (0, _jsxAstUtils.elementType)(parent); // Do not test higher level JSX components, as we do not know what
+        // low-level DOM element this maps to.
+
+        if (!_ariaQuery.dom.has(tagName)) {
+          return;
+        }
+
+        if (tagName && tagName.toUpperCase() === 'TH') {
+          return;
+        }
+
+        context.report({
+          node,
+          message: errorMessage
+        });
+      }
+    };
+  }
+};