Method onConnected

packages/event-service/src/client.ts:325–333

* Registers a handler that fires every time the underlying WebSocket * transitions to OPEN — including the very first successful connect. * * If the socket is already connected at call time, the handler is called * synchronously before this method returns, then added to the set so it

(handler: () => void)

    this.acquireCount--;
    if (this.acquireCount === 0) {
      this.disconnect();
    }
  }

  isConnected(): boolean {
    return this.connected && this.ws !== null && this.ws.readyState === WebSocket.OPEN;
  }

  subscribe(contexts: string[]): void {
    const newlyActive: string[] = [];
    for (const ctx of contexts) {
      const next = (this.activeContexts.get(ctx) ?? 0) + 1;