/*
* #%~
* The VDM Type Checker
* %%
* Copyright (C) 2008 - 2014 Overture
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #~%
*/
package org.overture.typechecker.assistant.pattern;
import java.util.Collection;
import java.util.List;
import java.util.Vector;
import org.overture.ast.analysis.AnalysisException;
import org.overture.ast.assistant.IAstAssistant;
import org.overture.ast.definitions.PDefinition;
import org.overture.ast.patterns.PMultipleBind;
import org.overture.ast.patterns.PPattern;
import org.overture.ast.types.PType;
import org.overture.typechecker.TypeCheckInfo;
import org.overture.typechecker.assistant.ITypeCheckerAssistantFactory;
public class PMultipleBindAssistantTC implements IAstAssistant
{
protected ITypeCheckerAssistantFactory af;
public PMultipleBindAssistantTC(ITypeCheckerAssistantFactory af)
{
this.af = af;
}
public Collection<? extends PDefinition> getDefinitions(PMultipleBind mb,
PType type, TypeCheckInfo question)
{
List<PDefinition> defs = new Vector<PDefinition>();
for (PPattern p : mb.getPlist())
{
defs.addAll(af.createPPatternAssistant().getDefinitions(p, type, question.scope));
}
return defs;
}
public List<PMultipleBind> getMultipleBindList(PMultipleBind bind)
{
List<PMultipleBind> list = new Vector<PMultipleBind>();
list.add(bind);
return list;
}
public PType getPossibleType(PMultipleBind mb)
{
try
{
return mb.apply(af.getPossibleBindTypeFinder());
} catch (AnalysisException e)
{
return null;
}
}
}