fix(pivot-grid): add check to not change dataType to undefined

IMinchev64 · IMinchev64 · commit 4742670920fe · 2025-06-19T16:24:48.000+03:00
diff --git a/projects/igniteui-angular/src/lib/grids/pivot-grid/pivot-util.ts b/projects/igniteui-angular/src/lib/grids/pivot-grid/pivot-util.ts
@@ -511,7 +511,7 @@ export class PivotUtil {
     public static updateColumnTypeByAggregator(columns: any[], value: IPivotValue, isSingleValue: boolean): void {
         const targetColumnType = PivotUtil.getColumnDataTypeForValue(value);
         columns.forEach(column => {
-            if (column.field?.includes(value.member) || isSingleValue) {
+            if ((column.field?.includes(value.member) || isSingleValue) && targetColumnType !== undefined) {
                 column.dataType = targetColumnType;
             }
         })

Original file line number	Diff line number	Diff line change
`@@ -511,7 +511,7 @@ export class PivotUtil {`
`511`	`511`	`public static updateColumnTypeByAggregator(columns: any[], value: IPivotValue, isSingleValue: boolean): void {`
`512`	`512`	`const targetColumnType = PivotUtil.getColumnDataTypeForValue(value);`
`513`	`513`	`columns.forEach(column => {`
`514`		`- if (column.field?.includes(value.member) \|\| isSingleValue) {`
	`514`	`+ if ((column.field?.includes(value.member) \|\| isSingleValue) && targetColumnType !== undefined) {`
`515`	`515`	`column.dataType = targetColumnType;`
`516`	`516`	`}`
`517`	`517`	`})`