fix(virtual-repeat): remove buffer size

Author: bigopon

src/array-virtual-repeat-strategy.ts

@@ -22,13 +22,25 @@ export class ArrayVirtualRepeatStrategy extends ArrayRepeatStrategy implements I
     this._inPlaceProcessItems(repeat, items, rest[0]);
   }
 
+  /**
+  * Handle the repeat's collection instance mutating.
+  * @param repeat The repeat instance.
+  * @param array The modified array.
+  * @param splices Records of array changes.
+  */
+  instanceMutated(repeat: IVirtualRepeat, array: Array<any>, splices: any): void {
+    this._standardProcessInstanceMutated(repeat, array, splices);
+  }
+
+  /**@internal */
   _standardProcessInstanceChanged(repeat: IVirtualRepeat, items: Array<any>): void {
     for (let i = 1, ii = repeat._viewsLength; i < ii; ++i) {
       let overrideContext = createFullOverrideContext(repeat, items[i], i, ii);
       repeat.addView(overrideContext.bindingContext, overrideContext);
     }
   }
 
+  /**@internal */
   _inPlaceProcessItems(repeat: IVirtualRepeat, items: Array<any>, first: number): void {
     let itemsLength = items.length;
     let viewsLength = repeat.viewCount();
@@ -71,16 +83,7 @@ export class ArrayVirtualRepeatStrategy extends ArrayRepeatStrategy implements I
     }
   }
 
-  /**
-  * Handle the repeat's collection instance mutating.
-  * @param repeat The repeat instance.
-  * @param array The modified array.
-  * @param splices Records of array changes.
-  */
-  instanceMutated(repeat: IVirtualRepeat, array: Array<any>, splices: any): void {
-    this._standardProcessInstanceMutated(repeat, array, splices);
-  }
-
+  /**@internal */
   _standardProcessInstanceMutated(repeat: IVirtualRepeat, array: Array<any>, splices: any): void {
     if (repeat.__queuedSplices) {
       for (let i = 0, ii = splices.length; i < ii; ++i) {
@@ -110,6 +113,7 @@ export class ArrayVirtualRepeatStrategy extends ArrayRepeatStrategy implements I
     }
   }
 
+  /**@internal */
   _runSplices(repeat: IVirtualRepeat, array: Array<any>, splices: any): any {
     let removeDelta = 0;
     let rmPromises = [];
@@ -185,7 +189,7 @@ export class ArrayVirtualRepeatStrategy extends ArrayRepeatStrategy implements I
       viewOrPromise = repeat.removeView(viewIndex, returnToCache);
       if (repeat.items.length > viewCount) {
         // TODO: do not trigger view lifecycle here
-        let collectionAddIndex;
+        let collectionAddIndex: number;
         if (repeat._bottomBufferHeight > repeat.itemHeight) {
           viewAddIndex = viewCount;
           if (!removeMoreThanInDom) {

src/dom-helper.ts

@@ -4,7 +4,7 @@ export class DomHelper {
     let documentElement = document.documentElement;
     let scrollTop = window.pageYOffset;
     let clientTop = documentElement.clientTop;
-    let top  = box.top +  scrollTop - clientTop;
+    let top  = box.top + scrollTop - clientTop;
     return  Math.round(top);
   }
 

src/interfaces.ts

@@ -1,6 +1,6 @@
 import { Repeat, RepeatStrategy } from 'aurelia-templating-resources';
 import { ViewSlot, View, ViewFactory, BoundViewFactory, Controller } from 'aurelia-templating';
-import { Scope, Binding } from 'aurelia-binding';
+import { Scope, Binding, OverrideContext } from 'aurelia-binding';
 import { TaskQueue } from 'aurelia-task-queue';
 
 /**@internal */