correct comment

ag-grid · eliasmalik · Dec 15, 2025 · Dec 15, 2025 · Dec 16, 2025 · Dec 16, 2025
commit 995ecafbb85ddf60cbd5ba7a35a49e68064b5047
diff --git a/packages/ag-grid-community/src/columnAutosize/columnAutosizeService.ts b/packages/ag-grid-community/src/columnAutosize/columnAutosizeService.ts
@@ -414,17 +414,17 @@ export class ColumnAutosizeService extends BeanStub implements NamedBean {
            colsToNotSpread.push(column);
        };

+        const currentWidths: Partial<Record<string, number>> = {};
+
        // resetting cols to their original width makes the sizeColumnsToFit more deterministic,
        // rather than depending on the current size of the columns. most users call sizeColumnsToFit
        // immediately after grid is created, so will make no difference. however if application is calling
        // sizeColumnsToFit repeatedly (eg after column group is opened / closed repeatedly) we don't want
        // the columns to start shrinking / growing over time.
-        //
-        // We skip this reset when `onlyScaleUp` is true (i.e. when scaling up auto-sized columns), because
-        // we could otherwise end up in a position where those columns could shrink again.
-        const currentWidths: Partial<Record<string, number>> = {};
        for (const column of colsToSpread) {
            if (params?.onlyScaleUp) {
+                // When `onlyScaleUp`, we store the current widths to act as a true minimum because we don't
+                // want any columns to get smaller
                currentWidths[column.getColId()] = column.getActualWidth();
            }
            column.resetActualWidth(source);