src/vs/editor/contrib/gotoError/browser/markerNavigationService.ts/MarkerList/find
class MarkerList:	find(uri: URI, position: Position): MarkerCoordinate | undefined {
		let idx = this._markers.findIndex(marker => marker.resource.toString() === uri.toString());
		if (idx < 0) {
			return undefined;
		}
		for (; idx < this._markers.length; idx++) {
			if (Range.containsPosition(this._markers[idx], position)) {
				return new MarkerCoordinate(this._markers[idx], idx + 1, this._markers.length);
			}
		}
		return undefined;
	}