@tanstack/virtual-core - npm Package Compare versions

Comparing version 3.10.8 to 3.10.9

dist/esm/index.d.ts

@@ -34,4 +34,5 @@ export * from './utils.js';
 export declare const observeWindowRect: (instance: Virtualizer<Window, any>, cb: (rect: Rect) => void) => (() => void) | undefined;
-export declare const observeElementOffset: <T extends Element>(instance: Virtualizer<T, any>, cb: (offset: number, isScrolling: boolean) => void) => (() => void) | undefined;
-export declare const observeWindowOffset: (instance: Virtualizer<Window, any>, cb: (offset: number, isScrolling: boolean) => void) => (() => void) | undefined;
+type ObserveOffsetCallBack = (offset: number, isScrolling: boolean) => void;
+export declare const observeElementOffset: <T extends Element>(instance: Virtualizer<T, any>, cb: ObserveOffsetCallBack) => (() => void) | undefined;
+export declare const observeWindowOffset: (instance: Virtualizer<Window, any>, cb: ObserveOffsetCallBack) => (() => void) | undefined;
 export declare const measureElement: <TItemElement extends Element>(element: TItemElement, entry: ResizeObserverEntry | undefined, instance: Virtualizer<any, TItemElement>) => number;
@@ -55,3 +56,3 @@ export declare const windowScroll: <T extends Window>(offset: number, { adjustments, behavior, }: {
     observeElementRect: (instance: Virtualizer<TScrollElement, TItemElement>, cb: (rect: Rect) => void) => void | (() => void);
-    observeElementOffset: (instance: Virtualizer<TScrollElement, TItemElement>, cb: (offset: number, isScrolling: boolean) => void) => void | (() => void);
+    observeElementOffset: (instance: Virtualizer<TScrollElement, TItemElement>, cb: ObserveOffsetCallBack) => void | (() => void);
     debug?: boolean;
@@ -76,2 +77,3 @@ initialRect?: Rect;
     isScrollingResetDelay?: number;
+    useScrollendEvent?: boolean;
     enabled?: boolean;
@@ -78,0 +80,0 @@ isRtl?: boolean;

dist/esm/index.js

@@ -74,3 +74,3 @@ import { debounce, memo, notUndefined, approxEqual } from "./utils.js";
   let offset = 0;
-  const fallback = supportsScrollend ? () => void 0 : debounce(
+  const fallback = instance.options.useScrollendEvent && supportsScrollend ? () => void 0 : debounce(
     targetWindow,
@@ -108,3 +108,3 @@ () => {
   let offset = 0;
-  const fallback = supportsScrollend ? () => void 0 : debounce(
+  const fallback = instance.options.useScrollendEvent && supportsScrollend ? () => void 0 : debounce(
     targetWindow,
@@ -241,2 +241,3 @@ () => {
         isRtl: false,
+        useScrollendEvent: true,
         ...opts2
@@ -243,0 +244,0 @@ };

package.json

 {
   "name": "@tanstack/virtual-core",
-  "version": "3.10.8",
+  "version": "3.10.9",
   "description": "Headless UI for virtualizing scrollable elements in TS/JS + Frameworks",
@@ -5,0 +5,0 @@ "author": "Tanner Linsley",

src/index.ts

@@ -133,5 +133,7 @@ import { approxEqual, debounce, memo, notUndefined } from './utils'
 
+type ObserveOffsetCallBack = (offset: number, isScrolling: boolean) => void
+
 export const observeElementOffset = <T extends Element>(
   instance: Virtualizer<T, any>,
-  cb: (offset: number, isScrolling: boolean) => void,
+  cb: ObserveOffsetCallBack,
 ) => {
@@ -148,11 +150,12 @@ const element = instance.scrollElement
   let offset = 0
-  const fallback = supportsScrollend
-    ? () => undefined
-    : debounce(
-        targetWindow,
-        () => {
-          cb(offset, false)
-        },
-        instance.options.isScrollingResetDelay,
-      )
+  const fallback =
+    instance.options.useScrollendEvent && supportsScrollend
+      ? () => undefined
+      : debounce(
+          targetWindow,
+          () => {
+            cb(offset, false)
+          },
+          instance.options.isScrollingResetDelay,
+        )
 
@@ -182,3 +185,3 @@ const createHandler = (isScrolling: boolean) => () => {
   instance: Virtualizer<Window, any>,
-  cb: (offset: number, isScrolling: boolean) => void,
+  cb: ObserveOffsetCallBack,
 ) => {
@@ -195,11 +198,12 @@ const element = instance.scrollElement
   let offset = 0
-  const fallback = supportsScrollend
-    ? () => undefined
-    : debounce(
-        targetWindow,
-        () => {
-          cb(offset, false)
-        },
-        instance.options.isScrollingResetDelay,
-      )
+  const fallback =
+    instance.options.useScrollendEvent && supportsScrollend
+      ? () => undefined
+      : debounce(
+          targetWindow,
+          () => {
+            cb(offset, false)
+          },
+          instance.options.isScrollingResetDelay,
+        )
 
@@ -298,5 +302,4 @@ const createHandler = (isScrolling: boolean) => () => {
     instance: Virtualizer<TScrollElement, TItemElement>,
-    cb: (offset: number, isScrolling: boolean) => void,
+    cb: ObserveOffsetCallBack,
   ) => void | (() => void)
-
   // Optional
@@ -329,2 +332,3 @@ debug?: boolean
   isScrollingResetDelay?: number
+  useScrollendEvent?: boolean
   enabled?: boolean
@@ -421,2 +425,3 @@ isRtl?: boolean
       isRtl: false,
+      useScrollendEvent: true,
       ...opts,
@@ -423,0 +428,0 @@ }

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Fixed alerts

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Improved metrics

Total package byte prevSize

195658

increased by0.65%

Lines of code

2749

increased by0.33%

No dependency changes