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handle missing ResizeObserver!!
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src/cdk/table/sticky-styler.ts

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -34,7 +34,7 @@ export const STICKY_DIRECTIONS: StickyDirection[] = ['top', 'bottom', 'left', 'r
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*/
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export class StickyStyler {
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private _elemSizeCache = new WeakMap<HTMLElement, {width: number; height: number}>();
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private _resizeObserver = window.ResizeObserver
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private _resizeObserver = window?.ResizeObserver
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? new window.ResizeObserver(entries => this._updateCachedSizes(entries))
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: null;
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private _updatedStickyColumnsParamsToReplay: UpdateStickyColumnsParams[] = [];

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