fix(core): add output emitter ref utilities

Author: nartc

libs/core/src/index.ts

@@ -16,8 +16,8 @@ export * from './lib/utils/attach';
 export * from './lib/utils/before-render';
 export * from './lib/utils/is';
 export * from './lib/utils/make';
-export * from './lib/utils/non-nullish';
 export * from './lib/utils/object-events';
+export * from './lib/utils/output-ref';
 export * from './lib/utils/parameters';
 export * from './lib/utils/resolve-ref';
 export * from './lib/utils/signal-store';

libs/core/src/lib/utils/non-nullish.ts

@@ -0,0 +1,13 @@
+import { OutputEmitterRef } from '@angular/core';
+
+export function getEmitter<T>(emitterRef: OutputEmitterRef<T> | undefined) {
+	if (!emitterRef || !emitterRef['listeners'] || emitterRef['destroyed']) return undefined;
+	return emitterRef.emit.bind(emitterRef);
+}
+
+export function hasListener(...emitterRefs: (OutputEmitterRef<unknown> | undefined)[]) {
+	return emitterRefs.some(
+		(emitterRef) =>
+			emitterRef && !emitterRef['destroyed'] && emitterRef['listeners'] && emitterRef['listeners'].length > 0,
+	);
+}

libs/core/src/lib/utils/output-ref.ts

@@ -13,7 +13,17 @@ import {
 	untracked,
 } from '@angular/core';
 import { ActiveEvents, Collider, ColliderDesc, RigidBody, RigidBodyDesc } from '@dimforge/rapier3d-compat';
-import { extend, getLocalState, NgtEuler, NgtObject3D, NgtQuaternion, NgtVector3, pick } from 'angular-three';
+import {
+	extend,
+	getEmitter,
+	getLocalState,
+	hasListener,
+	NgtEuler,
+	NgtObject3D,
+	NgtQuaternion,
+	NgtVector3,
+	pick,
+} from 'angular-three';
 import { mergeInputs } from 'ngxtension/inject-inputs';
 import { Matrix4, Object3D, Vector3 } from 'three';
 import { NgtrPhysics } from './physics';
@@ -31,7 +41,7 @@ import {
 	NgtrRigidBodyState,
 	NgtrRigidBodyType,
 } from './types';
-import { createColliderOptions, getEmitter, hasListener } from './utils';
+import { createColliderOptions } from './utils';
 
 const colliderDefaultOptions: NgtrColliderOptions = {
 	contactSkin: 0,

libs/rapier/src/lib/rigid-body.ts

@@ -1,4 +1,3 @@
-import { OutputEmitterRef } from '@angular/core';
 import { Quaternion as RapierQuaternion, Vector3 as RapierVector3 } from '@dimforge/rapier3d-compat';
 import { NgtEuler, NgtQuaternion, NgtVector3 } from 'angular-three';
 import { BufferGeometry, Euler, Mesh, Object3D, Vector3 } from 'three';
@@ -81,15 +80,6 @@ export function quaternionToRapierQuaternion(v: NgtQuaternion) {
 	return new RapierQuaternion(v.x, v.y, v.z, v.w);
 }
 
-export function getEmitter<T>(emitterRef: OutputEmitterRef<T> | undefined) {
-	if (!emitterRef || !emitterRef['listeners']) return undefined;
-	return emitterRef.emit.bind(emitterRef);
-}
-
-export function hasListener(...emitterRefs: (OutputEmitterRef<unknown> | undefined)[]) {
-	return emitterRefs.some((emitterRef) => emitterRef && emitterRef['listeners'] && emitterRef['listeners'].length > 0);
-}
-
 function isChildOfMeshCollider(child: Mesh) {
 	let flag = false;
 	child.traverseAncestors((a) => {