src/vs/workbench/contrib/notebook/browser/viewModel/codeCellViewModel.ts/CodeCellViewModel/startFind
class CodeCellViewModel:	startFind(value: string, options: INotebookSearchOptions): CellFindMatch | null {
		const matches = super.cellStartFind(value, options);

		if (matches === null) {
			return null;
		}

		return {
			cell: this,
			matches
		};
	}