Security upgrades

node_modules/@material-ui/utils/elementAcceptingRef.js

@@ -0,0 +1,55 @@
+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _propTypes = _interopRequireDefault(require("prop-types"));
+
+var _chainPropTypes = _interopRequireDefault(require("./chainPropTypes"));
+
+function isClassComponent(elementType) {
+  // elementType.prototype?.isReactComponent
+  var _elementType$prototyp = elementType.prototype,
+      prototype = _elementType$prototyp === void 0 ? {} : _elementType$prototyp;
+  return Boolean(prototype.isReactComponent);
+}
+
+function acceptingRef(props, propName, componentName, location, propFullName) {
+  var element = props[propName];
+  var safePropName = propFullName || propName;
+
+  if (element == null) {
+    return null;
+  }
+
+  var warningHint;
+  var elementType = element.type;
+  /**
+   * Blacklisting instead of whitelisting
+   *
+   * Blacklisting will miss some components, such as React.Fragment. Those will at least
+   * trigger a warning in React.
+   * We can't whitelist because there is no safe way to detect React.forwardRef
+   * or class components. "Safe" means there's no public API.
+   *
+   */
+
+  if (typeof elementType === 'function' && !isClassComponent(elementType)) {
+    warningHint = 'Did you accidentally use a plain function component for an element instead?';
+  }
+
+  if (warningHint !== undefined) {
+    return new Error("Invalid ".concat(location, " `").concat(safePropName, "` supplied to `").concat(componentName, "`. ") + "Expected an element that can hold a ref. ".concat(warningHint, " ") + 'For more information see https://material-ui.com/r/caveat-with-refs-guide');
+  }
+
+  return null;
+}
+
+var elementAcceptingRef = (0, _chainPropTypes.default)(_propTypes.default.element, acceptingRef);
+elementAcceptingRef.isRequired = (0, _chainPropTypes.default)(_propTypes.default.element.isRequired, acceptingRef);
+var _default = elementAcceptingRef;
+exports.default = _default;