/*******************************************************************************
* Copyright (c) 2015 Bruno Medeiros and other Contributors.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.lang.tooling.structure;
import melnorme.utilbox.misc.StringUtil;
public class StructureElementPrinter extends StructureElementVisitor {
protected StringBuilder sb = new StringBuilder();
public StructureElementPrinter() {
}
public String printElement(StructureElement element) {
level = -1;
visitTree(element);
String baseString = sb.toString();
return baseString.substring(0, baseString.length()-1); // Remove last newline
}
@Override
protected boolean visitNode(StructureElement element) {
sb.append(getIndent());
if(element instanceof StructureElement) {
StructureElement ss = (StructureElement) element;
sb.append(ss.toStringNode());
sb.append("\n");
return true;
}
sb.append(element);
sb.append("\n");
return false;
}
protected String getIndent() {
return StringUtil.newFilledString(level, " ");
}
}