claude-flow-tbowman01/src/cli/commands/start/event-emitter.ts

Enterprise-grade AI agent orchestration with ruv-swarm integration (Alpha Release)

/**
 * Simple EventEmitter implementation for process management
 */

type EventHandler = (...args: any[]) => void;

export class EventEmitter {
  private events: Map<string, EventHandler[]> = new Map();

  on(event: string, handler: EventHandler): void {
    if (!this.events.has(event)) {
      this.events.set(event, []);
    }
    this.events.get(event)!.push(handler);
  }

  emit(event: string, ...args: any[]): void {
    const handlers = this.events.get(event);
    if (handlers) {
      handlers.forEach((handler) => handler(...args));
    }
  }

  off(event: string, handler: EventHandler): void {
    const handlers = this.events.get(event);
    if (handlers) {
      const index = handlers.indexOf(handler);
      if (index > -1) {
        handlers.splice(index, 1);
      }
    }
  }

  once(event: string, handler: EventHandler): void {
    const onceHandler = (...args: any[]) => {
      handler(...args);
      this.off(event, onceHandler);
    };
    this.on(event, onceHandler);
  }
}