fixup! perf(@angular/build): replace watchpack with @parcel/watcher and chokidar

Author: clydin

packages/angular/build/src/tools/esbuild/watcher.ts

@@ -119,7 +119,6 @@ class WatcherQueue {
   private readonly nextQueue: ((value?: ChangedFiles) => void)[] = [];
   private currentChangedFiles: ChangedFiles | undefined;
   private isClosed = false;
-  private timeoutId: NodeJS.Timeout | undefined;
 
   addChange(type: 'added' | 'modified' | 'removed', file: string): void {
     if (this.isClosed) {
@@ -128,7 +127,7 @@ class WatcherQueue {
 
     const changedFiles = (this.currentChangedFiles ??= new ChangedFiles());
     changedFiles[type].add(file);
-    this.scheduleFlush();
+    this.flush();
   }
 
   addChanges(
@@ -142,17 +141,7 @@ class WatcherQueue {
     for (const { type, file } of changes) {
       changedFiles[type].add(file);
     }
-    this.scheduleFlush();
-  }
-
-  private scheduleFlush(): void {
-    if (this.timeoutId) {
-      clearTimeout(this.timeoutId);
-    }
-    this.timeoutId = setTimeout(() => {
-      this.timeoutId = undefined;
-      this.flush();
-    }, 250);
+    this.flush();
   }
 
   private flush(): void {
@@ -174,8 +163,7 @@ class WatcherQueue {
     if (
       this.currentChangedFiles &&
       this.currentChangedFiles.all.length > 0 &&
-      this.nextQueue.length === 0 &&
-      !this.timeoutId
+      this.nextQueue.length === 0
     ) {
       const result = { value: this.currentChangedFiles };
       this.currentChangedFiles = undefined;
@@ -199,11 +187,6 @@ class WatcherQueue {
       return;
     }
 
-    if (this.timeoutId) {
-      clearTimeout(this.timeoutId);
-      this.timeoutId = undefined;
-    }
-
     this.isClosed = true;
     this.currentChangedFiles = undefined;