src/vs/workbench/contrib/notebook/browser/diff/notebookTextDiffEditor.ts/NotebookTextDiffEditor/_isViewModelTheSame
class NotebookTextDiffEditor:	private _isViewModelTheSame(viewModels: DiffElementViewModelBase[]) {
		let isSame = true;
		if (this._diffElementViewModels.length === viewModels.length) {
			for (let i = 0; i < viewModels.length; i++) {
				const a = this._diffElementViewModels[i];
				const b = viewModels[i];

				if (a.original?.textModel.getHashValue() !== b.original?.textModel.getHashValue()
					|| a.modified?.textModel.getHashValue() !== b.modified?.textModel.getHashValue()) {
					isSame = false;
					break;
				}
			}
		} else {
			isSame = false;
		}

		return isSame;
	}