Class ConsumerSystem

packages/core/tests/ECS/EntitySystemDI.test.ts:538–559

            }

            @Injectable()
            @ECSSystem('Consumer')
            class ConsumerSystem extends EntitySystem implements IService {
                @InjectProperty(TestService)
                service!: TestService;

                private initializeValue = 0;

                constructor() {
                    super(Matcher.empty());
                }

                protected override onInitialize(): void {
                    this.initializeValue = this.service.value;
                }

                public getInitializeValue(): number {
                    return this.initializeValue;
                }

                override dispose() {}
            }

            scene.addEntityProcessor(TestService);
            const consumer = scene.addEntityProcessor(ConsumerSystem);