src/vs/workbench/contrib/notebook/browser/contrib/find/notebookFindWidget.ts/NotebookFindWidget/_updateMatchesCount
class NotebookFindWidget:	override _updateMatchesCount(): void {
		if (!this._findModel || !this._findModel.findMatches) {
			return;
		}

		this._matchesCount.style.minWidth = MAX_MATCHES_COUNT_WIDTH + 'px';
		this._matchesCount.title = '';

		// remove previous content
		if (this._matchesCount.firstChild) {
			this._matchesCount.removeChild(this._matchesCount.firstChild);
		}

		let label: string;

		if (this._state.matchesCount > 0) {
			let matchesCount: string = String(this._state.matchesCount);
			if (this._state.matchesCount >= MATCHES_LIMIT) {
				matchesCount += '+';
			}
			const matchesPosition: string = this._findModel.currentMatch < 0 ? '?' : String((this._findModel.currentMatch + 1));
			label = strings.format(NLS_MATCHES_LOCATION, matchesPosition, matchesCount);
		} else {
			label = NLS_NO_RESULTS;
		}

		this._matchesCount.appendChild(document.createTextNode(label));

		alertFn(this._getAriaLabel(label, this._state.currentMatch, this._state.searchString));
		MAX_MATCHES_COUNT_WIDTH = Math.max(MAX_MATCHES_COUNT_WIDTH, this._matchesCount.clientWidth);
	}