/*******************************************************************************
* Copyright (c) 2010 Wind River Systems, Inc. and others.
* 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp.semantics;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTExpression.ValueCategory;
import org.eclipse.cdt.core.dom.ast.IASTInitializerClause;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTInitializerList;
/**
* Wrapper for initializer lists to allow for participation in the overload resolution.
*/
class InitializerListType implements IType {
private final ICPPASTInitializerList fInitializerList;
private IType[] fExpressionTypes;
private ValueCategory[] fLValues;
public InitializerListType(ICPPASTInitializerList list) {
fInitializerList= list;
}
public boolean isSameType(IType type) {
return false;
}
@Override
public Object clone() {
try {
return super.clone();
} catch (CloneNotSupportedException e) {
// Will not happen, we IType extends Clonable.
return null;
}
}
public ICPPASTInitializerList getInitializerList() {
return fInitializerList;
}
public IType[] getExpressionTypes() {
if (fExpressionTypes == null) {
final IASTInitializerClause[] clauses = fInitializerList.getClauses();
fExpressionTypes= new IType[clauses.length];
for (int i = 0; i < clauses.length; i++) {
IASTInitializerClause clause = clauses[i];
if (clause instanceof IASTExpression) {
fExpressionTypes[i]= ((IASTExpression) clause).getExpressionType();
} else if (clause instanceof ICPPASTInitializerList) {
fExpressionTypes[i]= new InitializerListType((ICPPASTInitializerList) clause);
} else {
assert false;
}
}
}
return fExpressionTypes;
}
public ValueCategory[] getValueCategories() {
if (fLValues == null) {
final IASTInitializerClause[] clauses = fInitializerList.getClauses();
fLValues= new ValueCategory[clauses.length];
for (int i = 0; i < clauses.length; i++) {
IASTInitializerClause clause = clauses[i];
if (clause instanceof IASTExpression) {
fLValues[i]= ((IASTExpression) clause).getValueCategory();
}
}
}
return fLValues;
}
}