/*
* Copyright 2013-2017 consulo.io
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package consulo.csharp.ide.debugger.expressionEvaluator;
import org.jetbrains.annotations.NotNull;
import consulo.csharp.ide.debugger.CSharpEvaluateContext;
import consulo.csharp.lang.psi.CSharpTokens;
import com.intellij.psi.tree.IElementType;
import consulo.dotnet.debugger.proxy.DotNetVirtualMachineProxy;
import consulo.dotnet.debugger.proxy.value.DotNetBooleanValueProxy;
import consulo.dotnet.debugger.proxy.value.DotNetValueProxy;
/**
* @author VISTALL
* @since 09.03.2016
*/
public class PrefixOperatorEvaluator extends Evaluator
{
private IElementType myOperatorElementType;
public PrefixOperatorEvaluator(IElementType operatorElementType)
{
myOperatorElementType = operatorElementType;
}
@Override
public void evaluate(@NotNull CSharpEvaluateContext context)
{
DotNetValueProxy popValue = context.popValue();
if(popValue == null)
{
throw new IllegalArgumentException("no pop value");
}
DotNetVirtualMachineProxy virtualMachine = context.getDebuggerContext().getVirtualMachine();
if(myOperatorElementType == CSharpTokens.EXCL)
{
if(popValue instanceof DotNetBooleanValueProxy)
{
Boolean value = ((DotNetBooleanValueProxy) popValue).getValue();
context.pull(virtualMachine.createBooleanValue(!value), null);
}
else
{
throw new IllegalArgumentException("dont supported '!' with not bool value");
}
}
else
{
throw new IllegalArgumentException("unsupported prefix operator: " + myOperatorElementType);
}
}
}