| /* |
| * 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.annotator.checkers; |
| |
| import com.intellij.codeInsight.daemon.JavaErrorMessages; |
| import com.intellij.lang.annotation.AnnotationHolder; |
| import com.intellij.psi.PsiAnnotation; |
| import com.intellij.psi.PsiAnnotationOwner; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiModifierList; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.GroovyBundle; |
| import org.jetbrains.plugins.groovy.lang.psi.api.auxiliary.modifiers.annotation.GrAnnotation; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrVariableDeclaration; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrMember; |
| import org.jetbrains.plugins.groovy.lang.psi.api.types.GrCodeReferenceElement; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.auxiliary.annotation.GrAnnotationImpl; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.synthetic.GroovyScriptClass; |
| import org.jetbrains.plugins.groovy.lang.psi.util.GroovyCommonClassNames; |
| import org.jetbrains.plugins.groovy.lang.psi.util.PsiUtil; |
| |
| /** |
| * @author Max Medvedev |
| */ |
| public class FieldAnnotationChecker extends CustomAnnotationChecker { |
| |
| @Override |
| public boolean checkApplicability(@NotNull AnnotationHolder holder, @NotNull GrAnnotation annotation) { |
| final String qname = annotation.getQualifiedName(); |
| if (!GroovyCommonClassNames.GROOVY_TRANSFORM_FIELD.equals(qname)) return false; |
| |
| checkScriptField(holder, annotation); |
| |
| PsiElement annoParent = annotation.getParent(); |
| PsiElement ownerToUse = annoParent instanceof PsiModifierList ? annoParent.getParent() : annoParent; |
| if (!(ownerToUse instanceof GrVariableDeclaration) || |
| !PsiUtil.isLocalVariable(((GrVariableDeclaration)ownerToUse).getVariables()[0])) { |
| return false; |
| } |
| |
| if (!GrAnnotationImpl.isAnnotationApplicableTo(annotation, PsiAnnotation.TargetType.LOCAL_VARIABLE)) { |
| GrCodeReferenceElement ref = annotation.getClassReference(); |
| String target = JavaErrorMessages.message("annotation.target.LOCAL_VARIABLE"); |
| String description = JavaErrorMessages.message("annotation.not.applicable", ref.getText(), target); |
| holder.createErrorAnnotation(ref, description); |
| } |
| |
| return true; |
| } |
| |
| private static void checkScriptField(AnnotationHolder holder, GrAnnotation annotation) { |
| final PsiAnnotationOwner owner = annotation.getOwner(); |
| final GrMember container = PsiTreeUtil.getParentOfType(((PsiElement)owner), GrMember.class); |
| if (container != null) { |
| if (container.getContainingClass() instanceof GroovyScriptClass) { |
| holder.createErrorAnnotation(annotation, GroovyBundle.message("annotation.field.can.only.be.used.within.a.script.body")); |
| } |
| else { |
| holder.createErrorAnnotation(annotation, GroovyBundle.message("annotation.field.can.only.be.used.within.a.script")); |
| } |
| } |
| } |
| |
| } |