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feat(material/table): accept undefined sort and paginator #31269

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Merged
merged 1 commit into from
Jul 17, 2025
Merged

feat(material/table): accept undefined sort and paginator #31269

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4 changes: 2 additions & 2 deletions goldens/material/table/index.api.md
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Original file line number Diff line number Diff line change
Expand Up @@ -187,10 +187,10 @@ export class MatTableDataSource<T, P extends MatPaginator = MatPaginator> extend
_orderData(data: T[]): T[];
_pageData(data: T[]): T[];
get paginator(): P | null;
set paginator(paginator: P | null);
set paginator(paginator: P | null | undefined);
_renderChangesSubscription: Subscription | null;
get sort(): MatSort | null;
set sort(sort: MatSort | null);
set sort(sort: MatSort | null | undefined);
sortData: (data: T[], sort: MatSort) => T[];
sortingDataAccessor: (data: T, sortHeaderId: string) => string | number;
_updateChangeSubscription(): void;
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12 changes: 8 additions & 4 deletions src/material/table/table-data-source.ts
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Expand Up @@ -107,8 +107,10 @@ export class MatTableDataSource<T, P extends MatPaginator = MatPaginator> extend
return this._sort;
}

set sort(sort: MatSort | null) {
this._sort = sort;
set sort(sort: MatSort | null | undefined) {
// Treat undefined like the initial this._sort value.
// Note that the API can be changed in a breaking change to fix the cast.
this._sort = sort as MatSort | null;
this._updateChangeSubscription();
}

Expand All @@ -128,8 +130,10 @@ export class MatTableDataSource<T, P extends MatPaginator = MatPaginator> extend
return this._paginator;
}

set paginator(paginator: P | null) {
this._paginator = paginator;
set paginator(paginator: P | null | undefined) {
// Treat undefined like the initial this._paginator value.
// Note that the API can be changed in a breaking change to fix the cast.
this._paginator = paginator as P | null;
this._updateChangeSubscription();
}

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