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kitabcitab/node_modules/eslint-plugin-jsx-a11y/lib/util/isInteractiveRole.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports["default"] = void 0;
+
+var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
+
+var _ariaQuery = require("aria-query");
+
+var _jsxAstUtils = require("jsx-ast-utils");
+
+var _arrayIncludes = _interopRequireDefault(require("array-includes"));
+
+var roles = (0, _toConsumableArray2["default"])(_ariaQuery.roles.keys());
+var interactiveRoles = roles.filter(function (name) {
+  return !_ariaQuery.roles.get(name)["abstract"];
+}).filter(function (name) {
+  return _ariaQuery.roles.get(name).superClass.some(function (klasses) {
+    return (0, _arrayIncludes["default"])(klasses, 'widget');
+  });
+}); // 'toolbar' does not descend from widget, but it does support
+// aria-activedescendant, thus in practice we treat it as a widget.
+
+interactiveRoles.push('toolbar');
+/**
+ * Returns boolean indicating whether the given element has a role
+ * that is associated with an interactive component. Used when an element
+ * has a dynamic handler on it and we need to discern whether or not
+ * its intention is to be interacted with in the DOM.
+ *
+ * isInteractiveRole is a Logical Disjunction:
+ * https://en.wikipedia.org/wiki/Logical_disjunction
+ * The JSX element does not have a tagName or it has a tagName and a role
+ * attribute with a value in the set of non-interactive roles.
+ */
+
+var isInteractiveRole = function isInteractiveRole(tagName, attributes) {
+  var value = (0, _jsxAstUtils.getLiteralPropValue)((0, _jsxAstUtils.getProp)(attributes, 'role')); // 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 false;
+  }
+
+  var isInteractive = false;
+  var normalizedValues = String(value).toLowerCase().split(' ');
+  var validRoles = normalizedValues.reduce(function (accumulator, name) {
+    if ((0, _arrayIncludes["default"])(roles, name)) {
+      accumulator.push(name);
+    }
+
+    return accumulator;
+  }, []);
+
+  if (validRoles.length > 0) {
+    // The first role value is a series takes precedence.
+    isInteractive = (0, _arrayIncludes["default"])(interactiveRoles, validRoles[0]);
+  }
+
+  return isInteractive;
+};
+
+var _default = isInteractiveRole;
+exports["default"] = _default;
+module.exports = exports.default;