| /******************************************************************************* |
| * Copyright (c) 2008, 2016 xored software, Inc. and others. |
| * |
| * 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 |
| * |
| * Contributors: |
| * xored software, Inc. - initial API and Implementation (Alex Panchenko) |
| *******************************************************************************/ |
| package org.eclipse.dltk.ruby.formatter.internal.nodes; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.dltk.formatter.FormatterBlockNode; |
| import org.eclipse.dltk.formatter.IFormatterContext; |
| import org.eclipse.dltk.formatter.IFormatterDocument; |
| import org.eclipse.dltk.formatter.IFormatterNode; |
| import org.eclipse.dltk.formatter.IFormatterTextNode; |
| import org.eclipse.dltk.formatter.IFormatterWriter; |
| |
| public abstract class FormatterBlockWithBeginNode extends FormatterBlockNode { |
| |
| /** |
| * @param document |
| */ |
| public FormatterBlockWithBeginNode(IFormatterDocument document) { |
| super(document); |
| } |
| |
| private IFormatterTextNode begin; |
| |
| @Override |
| public void accept(IFormatterContext context, IFormatterWriter visitor) |
| throws Exception { |
| if (begin != null) { |
| visitor |
| .write(context, begin.getStartOffset(), begin |
| .getEndOffset()); |
| } |
| final boolean indenting = isIndenting(); |
| if (indenting) { |
| context.incIndent(); |
| } |
| super.accept(context, visitor); |
| if (indenting) { |
| context.decIndent(); |
| } |
| } |
| |
| /** |
| * @return the begin |
| */ |
| public IFormatterTextNode getBegin() { |
| return begin; |
| } |
| |
| /** |
| * @param begin |
| * the begin to set |
| */ |
| public void setBegin(IFormatterTextNode begin) { |
| this.begin = begin; |
| } |
| |
| @Override |
| public int getStartOffset() { |
| if (begin != null) { |
| return begin.getStartOffset(); |
| } |
| return super.getStartOffset(); |
| } |
| |
| @Override |
| public int getEndOffset() { |
| if (!super.isEmpty()) { |
| return super.getEndOffset(); |
| } |
| if (begin != null) { |
| return begin.getEndOffset(); |
| } |
| return DEFAULT_OFFSET; |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return begin == null && super.isEmpty(); |
| } |
| |
| @Override |
| public List<IFormatterNode> getChildren() { |
| if (begin == null) { |
| return super.getChildren(); |
| } else { |
| List<IFormatterNode> result = new ArrayList<IFormatterNode>(); |
| if (begin != null) { |
| result.add(begin); |
| } |
| result.addAll(super.getChildren()); |
| return result; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return begin + "\n" + super.toString(); //$NON-NLS-1$ |
| } |
| |
| protected boolean isIndenting() { |
| return true; |
| } |
| |
| } |