1 files changed, 59 insertions, 0 deletions
diff --git a/alarm/node_modules/jsdom/lib/jsdom/living/nodes/HTMLSlotElement-impl.js b/alarm/node_modules/jsdom/lib/jsdom/living/nodes/HTMLSlotElement-impl.js
new file mode 100644
index 0000000..a926993
--- /dev/null
+++ b/alarm/node_modules/jsdom/lib/jsdom/living/nodes/HTMLSlotElement-impl.js
@@ -0,0 +1,59 @@
+"use strict";
+
+const idlUtils = require("../generated/utils");
+const HTMLElement = require("../generated/HTMLElement");
+const HTMLElementImpl = require("./HTMLElement-impl").implementation;
+
+const { nodeRoot } = require("../helpers/node");
+const { assignSlotableForTree, findFlattenedSlotables } = require("../helpers/shadow-dom");
+
+class HTMLSlotElementImpl extends HTMLElementImpl {
+  constructor(globalObject, args, privateData) {
+    super(globalObject, args, privateData);
+    this._assignedNodes = [];
+  }
+
+  // https://dom.spec.whatwg.org/#slot-name
+  get name() {
+    return this.getAttributeNS(null, "name") || "";
+  }
+
+  _attrModified(name, value, oldValue) {
+    super._attrModified(name, value, oldValue);
+
+    // https://dom.spec.whatwg.org/#slot-name
+    if (name === "name") {
+      if (value === oldValue) {
+        return;
+      }
+
+      if (value === null && oldValue === "") {
+        return;
+      }
+
+      if (value === "" && oldValue === null) {
+        return;
+      }
+
+      assignSlotableForTree(nodeRoot(this));
+    }
+  }
+
+  // https://html.spec.whatwg.org/#dom-slot-assignednodes
+  assignedNodes(options) {
+    if (!options || !options.flatten) {
+      return this._assignedNodes.map(idlUtils.wrapperForImpl);
+    }
+
+    return findFlattenedSlotables(this).map(idlUtils.wrapperForImpl);
+  }
+
+  // https://html.spec.whatwg.org/#dom-slot-assignedelements
+  assignedElements(options) {
+    return this.assignedNodes(options).filter(HTMLElement.is);
+  }
+}
+
+module.exports = {
+  implementation: HTMLSlotElementImpl
+};