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node_modules/eslint-plugin-jsx-a11y/lib/rules/aria-role.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
+
+var _ariaQuery = require("aria-query");
+
+var _jsxAstUtils = require("jsx-ast-utils");
+
+var _schemas = require("../util/schemas");
+
+/**
+ * @fileoverview Enforce aria role attribute is valid.
+ * @author Ethan Cohen
+ */
+// ----------------------------------------------------------------------------
+// Rule Definition
+// ----------------------------------------------------------------------------
+var errorMessage = 'Elements with ARIA roles must use a valid, non-abstract ARIA role.';
+var schema = (0, _schemas.generateObjSchema)({
+  ignoreNonDOM: {
+    type: 'boolean',
+    "default": false
+  }
+});
+module.exports = {
+  meta: {
+    docs: {
+      url: 'https://github.com/evcohen/eslint-plugin-jsx-a11y/tree/master/docs/rules/aria-role.md'
+    },
+    schema: [schema]
+  },
+  create: function create(context) {
+    return {
+      JSXAttribute: function JSXAttribute(attribute) {
+        // Determine if ignoreNonDOM is set to true
+        // If true, then do not run rule.
+        var options = context.options[0] || {};
+        var ignoreNonDOM = !!options.ignoreNonDOM;
+
+        if (ignoreNonDOM) {
+          var type = (0, _jsxAstUtils.elementType)(attribute.parent);
+
+          if (!_ariaQuery.dom.get(type)) {
+            return;
+          }
+        } // Get prop name
+
+
+        var name = (0, _jsxAstUtils.propName)(attribute).toUpperCase();
+
+        if (name !== 'ROLE') {
+          return;
+        }
+
+        var value = (0, _jsxAstUtils.getLiteralPropValue)(attribute); // If value is undefined, then the role attribute will be dropped in the DOM.
+        // If value is null, then getLiteralAttributeValue is telling us that the
+        // value isn't in the form of a literal.
+
+        if (value === undefined || value === null) {
+          return;
+        }
+
+        var values = String(value).split(' ');
+        var validRoles = (0, _toConsumableArray2["default"])(_ariaQuery.roles.keys()).filter(function (role) {
+          return _ariaQuery.roles.get(role)["abstract"] === false;
+        });
+        var isValid = values.every(function (val) {
+          return validRoles.indexOf(val) > -1;
+        });
+
+        if (isValid === true) {
+          return;
+        }
+
+        context.report({
+          node: attribute,
+          message: errorMessage
+        });
+      }
+    };
+  }
+};