/*
 * 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.module.extension;

import com.intellij.openapi.module.ModuleUtilCore;
import com.intellij.psi.PsiElement;
import consulo.annotation.access.RequiredReadAction;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

/**
 * @author VISTALL
 * @since 18.05.14
 */
public class CSharpModuleUtil
{
	@Nonnull
	@RequiredReadAction
	public static CSharpLanguageVersion findLanguageVersion(@Nullable PsiElement element)
	{
		if(element == null)
		{
			return CSharpLanguageVersion.HIGHEST;
		}
		CSharpSimpleModuleExtension<?> extension = ModuleUtilCore.getExtension(element, CSharpSimpleModuleExtension.class);
		if(extension == null)
		{
			return CSharpLanguageVersion.HIGHEST;
		}
		return extension.getLanguageVersion();
	}
}