src/vs/editor/contrib/gotoSymbol/browser/peek/referencesController.ts/ReferencesController/openReference
class ReferencesController:	openReference(ref: Location, sideBySide: boolean, pinned: boolean): void {
		// clear stage
		if (!sideBySide) {
			this.closeWidget();
		}

		const { uri, range } = ref;
		this._editorService.openCodeEditor({
			resource: uri,
			options: { selection: range, selectionSource: TextEditorSelectionSource.JUMP, pinned }
		}, this._editor, sideBySide);
	}