| /* |
| ******************************************************************************* |
| * Copyright (c) 2018 Contributors to the Eclipse Foundation |
| * |
| * See the NOTICE file(s) distributed with this work for additional |
| * information regarding copyright ownership. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| ******************************************************************************* |
| */ |
| |
| import { Command } from './command'; |
| |
| export abstract class BaseCommand implements Command { |
| abstract undo(); |
| abstract redo(); |
| |
| mergePossible( newerCommand: Command ): boolean { |
| return false; |
| } |
| abstract merge( newerCommand: Command): Command; |
| } |