/*
* 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;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import com.intellij.lang.Language;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleUtilCore;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiElement;
import consulo.annotations.RequiredReadAction;
import consulo.csharp.module.extension.CSharpSimpleModuleExtension;
import consulo.lang.LanguageVersion;
import consulo.lang.LanguageVersionResolver;
/**
* @author VISTALL
* @since 22.11.13.
*/
public class CSharpLanguageVersionResolver implements LanguageVersionResolver
{
@RequiredReadAction
@NotNull
@Override
public LanguageVersion getLanguageVersion(@NotNull Language language, @Nullable PsiElement element)
{
if(element == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
Module moduleForPsiElement = ModuleUtilCore.findModuleForPsiElement(element);
if(moduleForPsiElement == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
CSharpSimpleModuleExtension extension = ModuleUtilCore.getExtension(moduleForPsiElement, CSharpSimpleModuleExtension.class);
if(extension == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
return CSharpLanguageVersionHelper.getInstance().getWrapper(extension.getLanguageVersion());
}
@NotNull
@RequiredReadAction
@Override
public LanguageVersion getLanguageVersion(@NotNull Language language, @Nullable Project project, @Nullable VirtualFile virtualFile)
{
if(project == null || virtualFile == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
Module moduleForPsiElement = ModuleUtilCore.findModuleForFile(virtualFile, project);
if(moduleForPsiElement == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
CSharpSimpleModuleExtension extension = ModuleUtilCore.getExtension(moduleForPsiElement, CSharpSimpleModuleExtension.class);
if(extension == null)
{
return CSharpLanguageVersionHelper.getInstance().getHighestVersion();
}
return CSharpLanguageVersionHelper.getInstance().getWrapper(extension.getLanguageVersion());
}
}