fix(lib): use get/set for events prop of element strategies

This will allow for late binding of the property in the wrapped strategies

Author: gund

projects/ngx-element-boundary/element-strategy/default/src/element-boundary-ng-element-strategy.ts

@@ -1,9 +1,14 @@
 import { ComponentRef, Injector, Type } from '@angular/core';
-import { NgElementStrategy, NgElementStrategyFactory } from '@angular/elements';
+import {
+  NgElementStrategy,
+  NgElementStrategyEvent,
+  NgElementStrategyFactory,
+} from '@angular/elements';
 import {
   ElementBoundaryNgElementStrategy,
   ElementBoundaryNgElementStrategyFactory,
 } from 'ngx-element-boundary';
+import { Observable } from 'rxjs';
 
 import {
   DefaultNgElementStrategyFactory,
@@ -59,7 +64,13 @@ export class DefaultElementBoundaryNgElementStrategyOptionsDefault
  */
 export class DefaultElementBoundaryNgElementStrategy
   implements ElementBoundaryNgElementStrategy {
-  events = this.defaultStrategy.events;
+  get events() {
+    return this.defaultStrategy.events;
+  }
+
+  set events(events: Observable<NgElementStrategyEvent>) {
+    this.defaultStrategy.events = events;
+  }
 
   private options: DefaultElementBoundaryNgElementStrategyOptionsDefault;
 

projects/ngx-element-boundary/src/lib/cross-boundary-ng-element-strategy.ts

@@ -1,6 +1,10 @@
 import { Injector } from '@angular/core';
-import { NgElementStrategy, NgElementStrategyFactory } from '@angular/elements';
-import { of, Subject } from 'rxjs';
+import {
+  NgElementStrategy,
+  NgElementStrategyEvent,
+  NgElementStrategyFactory,
+} from '@angular/elements';
+import { Observable, of, Subject } from 'rxjs';
 import { take, takeUntil, timeoutWith } from 'rxjs/operators';
 
 import {
@@ -63,7 +67,13 @@ export class CrossBoundaryNgElementStrategyOptionsDefault
  * To disable the timeout you may set it to `0` (zero, number)
  */
 export class CrossBoundaryNgElementStrategy implements NgElementStrategy {
-  events = this.baseStrategy.events;
+  get events() {
+    return this.baseStrategy.events;
+  }
+
+  set events(events: Observable<NgElementStrategyEvent>) {
+    this.baseStrategy.events = events;
+  }
 
   private elementBoundaryService: ElementBoundaryService = this.hookableInjector.get(
     ElementBoundaryService,