| "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"); |
| |
| var _getImplicitRole = _interopRequireDefault(require("../util/getImplicitRole")); |
| |
| /** |
| * @fileoverview Enforce that elements with explicit or implicit roles defined contain only |
| * `aria-*` properties supported by that `role`. |
| * @author Ethan Cohen |
| */ |
| // ---------------------------------------------------------------------------- |
| // Rule Definition |
| // ---------------------------------------------------------------------------- |
| var errorMessage = function errorMessage(attr, role, tag, isImplicit) { |
| if (isImplicit) { |
| return "The attribute ".concat(attr, " is not supported by the role ").concat(role, ". This role is implicit on the element ").concat(tag, "."); |
| } |
| |
| return "The attribute ".concat(attr, " is not supported by the role ").concat(role, "."); |
| }; |
| |
| var schema = (0, _schemas.generateObjSchema)(); |
| module.exports = { |
| meta: { |
| docs: { |
| url: 'https://github.com/evcohen/eslint-plugin-jsx-a11y/tree/master/docs/rules/role-supports-aria-props.md' |
| }, |
| schema: [schema] |
| }, |
| create: function create(context) { |
| return { |
| JSXOpeningElement: function JSXOpeningElement(node) { |
| // If role is not explicitly defined, then try and get its implicit role. |
| var type = (0, _jsxAstUtils.elementType)(node); |
| var role = (0, _jsxAstUtils.getProp)(node.attributes, 'role'); |
| var roleValue = role ? (0, _jsxAstUtils.getLiteralPropValue)(role) : (0, _getImplicitRole["default"])(type, node.attributes); |
| var isImplicit = roleValue && role === undefined; // If there is no explicit or implicit role, then assume that the element |
| // can handle the global set of aria-* properties. |
| // This actually isn't true - should fix in future release. |
| |
| if (typeof roleValue !== 'string' || _ariaQuery.roles.get(roleValue) === undefined) { |
| return; |
| } // Make sure it has no aria-* properties defined outside of its property set. |
| |
| |
| var _roles$get = _ariaQuery.roles.get(roleValue), |
| propKeyValues = _roles$get.props; |
| |
| var propertySet = Object.keys(propKeyValues); |
| var invalidAriaPropsForRole = (0, _toConsumableArray2["default"])(_ariaQuery.aria.keys()).filter(function (attribute) { |
| return propertySet.indexOf(attribute) === -1; |
| }); |
| node.attributes.forEach(function (prop) { |
| // Ignore the attribute if its value is null or undefined. |
| if ((0, _jsxAstUtils.getPropValue)(prop) == null) return; // Ignore the attribute if it's a spread. |
| |
| if (prop.type === 'JSXSpreadAttribute') return; |
| var name = (0, _jsxAstUtils.propName)(prop); |
| |
| if (invalidAriaPropsForRole.indexOf(name) > -1) { |
| context.report({ |
| node, |
| message: errorMessage(name, roleValue, type, isImplicit) |
| }); |
| } |
| }); |
| } |
| }; |
| } |
| }; |