Fully split apart the weblinks storage

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/utility-features/utilities/src/abort-controller.ts

@@ -22,3 +22,11 @@ export function setTimeoutFor(controller: AbortController, timeout: number): voi
 
   controller.signal.addEventListener("abort", () => clearTimeout(handle));
 }
+
+export function chainSignal(target: AbortController, signal: AbortSignal) {
+  if (signal.aborted) {
+    target.abort();
+  } else {
+    signal.addEventListener("abort", (event) => target.abort(event));
+  }
+}

packages/utility-features/utilities/src/delay.ts

@@ -10,11 +10,11 @@
  * @param timeout The number of milliseconds before resolving
  * @param failFast An abort controller instance to cause the delay to short-circuit
  */
-export function delay(timeout = 1000, failFast?: AbortController): Promise<void> {
+export function delay(timeout = 1000, failFast?: AbortSignal): Promise<void> {
   return new Promise(resolve => {
     const timeoutId = setTimeout(resolve, timeout);
 
-    failFast?.signal.addEventListener("abort", () => {
+    failFast?.addEventListener("abort", () => {
       clearTimeout(timeoutId);
       resolve();
     });