Min/max indexes have to be adjusted each time the buffer.append/prepend is called

Author: dhilt

dist/ui-scroll.js

@@ -1,12 +1,12 @@
-/*!
- * angular-ui-scroll
- * https://github.com/angular-ui/ui-scroll.git
- * Version: 1.5.0 -- 2016-06-09T21:24:24.010Z
- * License: MIT
- */
- 
-
- (function () {
+/*!
+ * angular-ui-scroll
+ * https://github.com/angular-ui/ui-scroll.git
+ * Version: 1.5.0 -- 2016-06-15T12:17:35.738Z
+ * License: MIT
+ */
+ 
+
+ (function () {
 'use strict';
 
 var _typeof = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === 'function' && obj.constructor === Symbol ? 'symbol' : typeof obj; };
@@ -136,12 +136,14 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
           ++buffer.next;
           buffer.insert('append', item);
         });
+        buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);
       },
       prepend: function prepend(items) {
         items.reverse().forEach(function (item) {
           --buffer.first;
           buffer.insert('prepend', item);
         });
+        buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);
       },
 
 
@@ -189,12 +191,6 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
 
         return removeElementAnimated(arg1);
       },
-      setUpper: function setUpper() {
-        buffer.maxIndex = buffer.eof ? buffer.next - 1 : Math.max(buffer.next - 1, buffer.maxIndex);
-      },
-      setLower: function setLower() {
-        buffer.minIndex = buffer.bof ? buffer.minIndex = buffer.first : Math.min(buffer.first, buffer.minIndex);
-      },
       effectiveHeight: function effectiveHeight(elements) {
         if (!elements.length) return 0;
         var top = Number.MAX_VALUE;
@@ -216,8 +212,8 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
   function Viewport(buffer, element, viewportController, attrs) {
     var PADDING_MIN = 0.3;
     var PADDING_DEFAULT = 0.5;
-    var topPadding = void 0;
-    var bottomPadding = void 0;
+    var topPadding = undefined;
+    var bottomPadding = undefined;
     var viewport = viewportController && viewportController.viewport ? viewportController.viewport : angular.element(window);
     var container = viewportController && viewportController.container ? viewportController.container : undefined;
 
@@ -252,7 +248,7 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
     }
 
     function Padding(template) {
-      var result = void 0;
+      var result = undefined;
 
       switch (template.tagName) {
         case 'dl':
@@ -482,11 +478,11 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
     };
 
     this.calculateProperties = function () {
-      var item = void 0,
-          itemHeight = void 0,
-          itemTop = void 0,
-          isNewRow = void 0,
-          rowTop = void 0;
+      var item = undefined,
+          itemHeight = undefined,
+          itemTop = undefined,
+          isNewRow = undefined,
+          rowTop = undefined;
       var topHeight = 0;
       for (var i = 0; i < buffer.length; i++) {
         item = buffer[i];
@@ -547,7 +543,7 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
         return;
       }
 
-      var keepIt = void 0;
+      var keepIt = undefined;
       var pos = buffer.indexOf(wrapper) + 1;
 
       newItems.reverse().forEach(function (newItem) {
@@ -729,7 +725,7 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
     }
 
     function createElement(wrapper, insertAfter, insertElement) {
-      var promises = void 0;
+      var promises = undefined;
       var sibling = insertAfter > 0 ? buffer[insertAfter - 1].element : undefined;
       linker(function (clone, scope) {
         promises = insertElement(clone, sibling);
@@ -895,7 +891,6 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
             if (result.length > 0) {
               viewport.clipTop();
               buffer.append(result);
-              buffer.setUpper();
             }
 
             adjustBufferAfterFetch(rid);
@@ -921,7 +916,6 @@ angular.module('ui.scroll', []).directive('uiScrollViewport', function () {
                 viewport.clipBottom();
               }
               buffer.prepend(result);
-              buffer.setLower();
             }
 
             adjustBufferAfterFetch(rid);