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A packaging of the IntelliJ Community Edition groovy-psi library.
This is release number 1 of trunk branch 142.
The newest version!
/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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 org.jetbrains.plugins.groovy.lang.psi.typeEnhancers;
import com.intellij.psi.CommonClassNames;
import com.intellij.psi.PsiType;
import com.intellij.psi.util.InheritanceUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.plugins.groovy.config.GroovyConfigUtils;
import org.jetbrains.plugins.groovy.lang.psi.GroovyPsiElement;
import org.jetbrains.plugins.groovy.lang.psi.impl.statements.expressions.ConversionResult;
import org.jetbrains.plugins.groovy.lang.psi.util.GroovyCommonClassNames;
import static org.jetbrains.plugins.groovy.lang.psi.impl.statements.expressions.TypesUtil.isEnum;
public class GrEnumConverter extends GrTypeConverter {
@Override
public boolean isApplicableTo(@NotNull ApplicableTo position) {
return position == ApplicableTo.ASSIGNMENT || position == ApplicableTo.RETURN_VALUE;
}
@Nullable
@Override
public ConversionResult isConvertibleEx(@NotNull PsiType targetType,
@NotNull PsiType actualType,
@NotNull GroovyPsiElement context,
@NotNull ApplicableTo currentPosition) {
if (!isEnum(targetType)) return null;
if (InheritanceUtil.isInheritor(actualType, GroovyCommonClassNames.GROOVY_LANG_GSTRING) ||
InheritanceUtil.isInheritor(actualType, CommonClassNames.JAVA_LANG_STRING)) {
return GroovyConfigUtils.getInstance().isVersionAtLeast(context, GroovyConfigUtils.GROOVY1_8)
? ConversionResult.OK
: ConversionResult.ERROR;
}
return null;
}
}