EventBus: Add ability to tag events with arbitrary classification meta (#82087)

2024-02-08 16:15:32 -06:00
parent 829672759c
commit 930c8c5aa3
5 changed files with 30 additions and 12 deletions
@@ -19,10 +19,22 @@ export abstract class BusEventBase implements BusEvent {
  readonly payload?: any;
  readonly origin?: EventBus;

+  /** @internal */
+  tags?: Set<string>;
+
  constructor() {
    //@ts-ignore
    this.type = this.__proto__.constructor.type;
  }
+
+  /**
+   * @internal
+   * Tag event for finer-grained filtering in subscribers
+   */
+  setTags(tags: string[]) {
+    this.tags = new Set(tags);
+    return this;
+  }
 }

 /**