/*
* 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.lang.psi.impl.source;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import consulo.annotations.RequiredReadAction;
import consulo.csharp.ide.refactoring.CSharpRefactoringUtil;
import consulo.csharp.lang.psi.CSharpElementVisitor;
import consulo.csharp.lang.psi.CSharpModifier;
import consulo.csharp.lang.psi.CSharpStubElements;
import consulo.csharp.lang.psi.impl.source.resolve.type.CSharpRefTypeRef;
import consulo.csharp.lang.psi.impl.stub.CSharpVariableDeclStub;
import consulo.dotnet.psi.DotNetExpression;
import consulo.dotnet.psi.DotNetLikeMethodDeclaration;
import consulo.dotnet.psi.DotNetModifier;
import consulo.dotnet.psi.DotNetModifierList;
import consulo.dotnet.psi.DotNetParameter;
import consulo.dotnet.psi.DotNetParameterList;
import consulo.dotnet.psi.DotNetParameterListOwner;
import consulo.dotnet.psi.DotNetType;
import consulo.dotnet.resolve.DotNetTypeRef;
import com.intellij.lang.ASTNode;
import com.intellij.psi.PsiElement;
import com.intellij.util.ArrayUtil;
import com.intellij.util.IncorrectOperationException;
/**
* @author VISTALL
* @since 28.11.13.
*/
public class CSharpStubParameterImpl extends CSharpStubElementImpl<CSharpVariableDeclStub<DotNetParameter>> implements DotNetParameter
{
public CSharpStubParameterImpl(@NotNull ASTNode node)
{
super(node);
}
public CSharpStubParameterImpl(@NotNull CSharpVariableDeclStub<DotNetParameter> stub)
{
super(stub, CSharpStubElements.PARAMETER);
}
@Override
public void accept(@NotNull CSharpElementVisitor visitor)
{
visitor.visitParameter(this);
}
@RequiredReadAction
@Override
public boolean isConstant()
{
return false;
}
@RequiredReadAction
@Nullable
@Override
public PsiElement getConstantKeywordElement()
{
return null;
}
@RequiredReadAction
@NotNull
@Override
public DotNetTypeRef toTypeRef(boolean resolveFromInitializer)
{
DotNetType type = getType();
DotNetTypeRef typeRef = type.toTypeRef();
if(hasModifier(CSharpModifier.REF))
{
return new CSharpRefTypeRef(CSharpRefTypeRef.Type.ref, typeRef);
}
else if(hasModifier(CSharpModifier.OUT))
{
return new CSharpRefTypeRef(CSharpRefTypeRef.Type.out, typeRef);
}
return typeRef;
}
@RequiredReadAction
@NotNull
@Override
public DotNetType getType()
{
return getRequiredStubOrPsiChildByIndex(CSharpStubElements.TYPE_SET, 0);
}
@RequiredReadAction
@Nullable
@Override
public DotNetExpression getInitializer()
{
return findChildByClass(DotNetExpression.class);
}
@RequiredReadAction
@Override
@Nullable
public DotNetModifierList getModifierList()
{
return getStubOrPsiChild(CSharpStubElements.MODIFIER_LIST);
}
@RequiredReadAction
@Override
public boolean hasModifier(@NotNull DotNetModifier modifier)
{
if(modifier == CSharpModifier.OPTIONAL)
{
final CSharpVariableDeclStub<DotNetParameter> stub = getStub();
if(stub != null)
{
return stub.isOptional();
}
return getInitializer() != null;
}
DotNetModifierList modifierList = getModifierList();
return modifierList != null && modifierList.hasModifier(modifier);
}
@Nullable
@Override
@RequiredReadAction
public PsiElement getNameIdentifier()
{
return getStubOrPsiChild(CSharpStubElements.IDENTIFIER);
}
@RequiredReadAction
@Override
public int getTextOffset()
{
PsiElement nameIdentifier = getNameIdentifier();
return nameIdentifier == null ? super.getTextOffset() : nameIdentifier.getTextOffset();
}
@Override
@RequiredReadAction
public String getName()
{
return CSharpPsiUtilImpl.getNameWithoutAt(this);
}
@Override
public PsiElement setName(@NonNls @NotNull String s) throws IncorrectOperationException
{
CSharpRefactoringUtil.replaceNameIdentifier(this, s);
return this;
}
@Nullable
@Override
public DotNetParameterListOwner getOwner()
{
return getStubOrPsiParentOfType(DotNetLikeMethodDeclaration.class);
}
@Override
public int getIndex()
{
DotNetParameterList parameterList = getStubOrPsiParentOfType(DotNetParameterList.class);
assert parameterList != null;
return ArrayUtil.indexOf(parameterList.getParameters(), this);
}
}