55 lines
2.5 KiB
Plaintext
55 lines
2.5 KiB
Plaintext
"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 _arrayPrototype = _interopRequireDefault(require("array.prototype.flatmap"));
|
|
var roles = (0, _toConsumableArray2["default"])(_ariaQuery.roles.keys());
|
|
var interactiveRoles = roles.filter(function (name) {
|
|
return !_ariaQuery.roles.get(name)["abstract"] && _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 = (0, _arrayPrototype["default"])(normalizedValues, function (name) {
|
|
return (0, _arrayIncludes["default"])(roles, name) ? [name] : [];
|
|
});
|
|
if (validRoles.length > 0) {
|
|
// The first role value is a series takes precedence.
|
|
isInteractive = (0, _arrayIncludes["default"])(interactiveRoles, validRoles[0]);
|
|
}
|
|
return isInteractive;
|
|
};
|
|
var _default = exports["default"] = isInteractiveRole;
|
|
module.exports = exports.default; |