feat: directive compatible with IE :)

peterpeterparker · peterpeterparker · commit 24e5b86575a6 · 2019-01-19T14:29:04.000+01:00
diff --git a/src/directives/core/lazy/defer-load.directive.ts b/src/directives/core/lazy/defer-load.directive.ts
@@ -118,8 +118,8 @@ export class DeferLoadDirective implements AfterViewInit, OnDestroy {
   }
 
   private isVisible () {
-    let scrollPosition = this.getScrollPosition();
-    let elementOffset = this._element.nativeElement.getBoundingClientRect().top + window.scrollY;
+    const scrollPosition = this.getScrollPosition();
+    const elementOffset = this._element.nativeElement.getBoundingClientRect().top + (window.scrollY || window.pageYOffset);
 
     return elementOffset <= scrollPosition;
   }

Original file line number	Diff line number	Diff line change
`@@ -118,8 +118,8 @@ export class DeferLoadDirective implements AfterViewInit, OnDestroy {`
`118`	`118`	`}`
`119`	`119`
`120`	`120`	`private isVisible () {`
`121`		`- let scrollPosition = this.getScrollPosition();`
`122`		`- let elementOffset = this._element.nativeElement.getBoundingClientRect().top + window.scrollY;`
	`121`	`+ const scrollPosition = this.getScrollPosition();`
	`122`	`+ const elementOffset = this._element.nativeElement.getBoundingClientRect().top + (window.scrollY \|\| window.pageYOffset);`
`123`	`123`
`124`	`124`	`return elementOffset <= scrollPosition;`
`125`	`125`	`}`