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/*******************************************************************************
* Copyright (c) 2008, 2015 Institute for Software, HSR Hochschule fuer Technik
* Rapperswil, University of applied sciences and others
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Institute for Software - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.rewrite.astwriter;
import org.eclipse.cdt.core.dom.ast.IASTEqualsInitializer;
import org.eclipse.cdt.core.dom.ast.IASTInitializer;
import org.eclipse.cdt.core.dom.ast.IASTInitializerClause;
import org.eclipse.cdt.core.dom.ast.IASTInitializerList;
import org.eclipse.cdt.core.dom.ast.c.ICASTArrayDesignator;
import org.eclipse.cdt.core.dom.ast.c.ICASTDesignatedInitializer;
import org.eclipse.cdt.core.dom.ast.c.ICASTDesignator;
import org.eclipse.cdt.core.dom.ast.c.ICASTFieldDesignator;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTArrayDesignator;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTConstructorChainInitializer;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTConstructorInitializer;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTDesignatedInitializer;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTDesignator;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTFieldDesignator;
import org.eclipse.cdt.core.dom.ast.gnu.c.IGCCASTArrayRangeDesignator;
import org.eclipse.cdt.core.dom.ast.gnu.cpp.IGPPASTArrayRangeDesignator;
import org.eclipse.cdt.internal.core.dom.rewrite.commenthandler.NodeCommentMap;
/**
* Generates source code of initializer nodes. The actual string operations are delegated
* to the <code>Scribe</code> class.
*
* @see Scribe
* @see IASTInitializer
* @author Emanuel Graf IFS
*/
public class InitializerWriter extends NodeWriter{
public InitializerWriter(Scribe scribe, ASTWriterVisitor visitor, NodeCommentMap commentMap) {
super(scribe, visitor, commentMap);
}
protected void writeInitializer(IASTInitializer initializer) {
if (initializer instanceof IASTEqualsInitializer) {
writeEqualsInitializer((IASTEqualsInitializer) initializer);
} else if (initializer instanceof IASTInitializerList) {
writeInitializerList((IASTInitializerList) initializer);
} else if (initializer instanceof ICPPASTConstructorInitializer) {
writeConstructorInitializer((ICPPASTConstructorInitializer) initializer);
} else if (initializer instanceof ICASTDesignatedInitializer) {
writeDesignatedInitializer((ICASTDesignatedInitializer) initializer);
} else if (initializer instanceof ICPPASTDesignatedInitializer) {
writeDesignatedInitializer((ICPPASTDesignatedInitializer) initializer);
} else if (initializer instanceof ICPPASTConstructorChainInitializer) {
writeConstructorChainInitializer((ICPPASTConstructorChainInitializer) initializer);
}
writeTrailingComments(initializer, false);
}
private void writeEqualsInitializer(IASTEqualsInitializer initializer) {
scribe.print(EQUALS);
IASTInitializerClause init = initializer.getInitializerClause();
if (init != null) {
init.accept(visitor);
}
}
private void writeConstructorChainInitializer(ICPPASTConstructorChainInitializer initializer) {
initializer.getMemberInitializerId().accept(visitor);
initializer.getInitializer().accept(visitor);
}
private void writeInitializerList(IASTInitializerList initList) {
scribe.printLBrace();
IASTInitializerClause[] inits = initList.getClauses();
writeNodeList(inits);
scribe.printRBrace();
}
private void writeConstructorInitializer(ICPPASTConstructorInitializer ctorInit) {
scribe.print('(');
writeNodeList(ctorInit.getArguments());
scribe.print(')');
}
private void writeDesignatedInitializer(ICASTDesignatedInitializer desigInit) {
ICASTDesignator[] designators = desigInit.getDesignators();
for (ICASTDesignator designator : designators) {
writeDesignator(designator);
}
scribe.print(EQUALS);
desigInit.getOperand().accept(visitor);
}
private void writeDesignatedInitializer(ICPPASTDesignatedInitializer desigInit) {
ICPPASTDesignator[] designators = desigInit.getDesignators();
for (ICPPASTDesignator designator : designators) {
writeDesignator(designator);
}
scribe.print(EQUALS);
desigInit.getOperand().accept(visitor);
}
private void writeDesignator(ICASTDesignator designator) {
if (designator instanceof ICASTFieldDesignator) {
scribe.print('.');
ICASTFieldDesignator fieldDes = (ICASTFieldDesignator) designator;
fieldDes.getName().accept(visitor);
} else if (designator instanceof ICASTArrayDesignator) {
scribe.print('[');
ICASTArrayDesignator arrDes = (ICASTArrayDesignator) designator;
arrDes.getSubscriptExpression().accept(visitor);
scribe.print(']');
} else if (designator instanceof IGCCASTArrayRangeDesignator) {
scribe.print('[');
IGCCASTArrayRangeDesignator arrDes = (IGCCASTArrayRangeDesignator) designator;
arrDes.getRangeFloor().accept(visitor);
scribe.print(" ... "); //$NON-NLS-1$
arrDes.getRangeCeiling().accept(visitor);
scribe.print(']');
}
}
private void writeDesignator(ICPPASTDesignator designator) {
if (designator instanceof ICPPASTFieldDesignator) {
scribe.print('.');
ICPPASTFieldDesignator fieldDes = (ICPPASTFieldDesignator) designator;
fieldDes.getName().accept(visitor);
} else if (designator instanceof ICPPASTArrayDesignator) {
scribe.print('[');
ICPPASTArrayDesignator arrDes = (ICPPASTArrayDesignator) designator;
arrDes.getSubscriptExpression().accept(visitor);
scribe.print(']');
} else if (designator instanceof IGPPASTArrayRangeDesignator) {
scribe.print('[');
IGPPASTArrayRangeDesignator arrDes = (IGPPASTArrayRangeDesignator) designator;
arrDes.getRangeFloor().accept(visitor);
scribe.print(" ... "); //$NON-NLS-1$
arrDes.getRangeCeiling().accept(visitor);
scribe.print(']');
}
}
}
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