| /* |
| * 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.codeInspection.untypedUnresolvedAccess; |
| |
| import com.intellij.psi.PsiClassType; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiPackage; |
| import com.intellij.psi.PsiType; |
| import org.jetbrains.annotations.Nls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.annotator.GrHighlightUtil; |
| import org.jetbrains.plugins.groovy.codeInspection.BaseInspection; |
| import org.jetbrains.plugins.groovy.codeInspection.BaseInspectionVisitor; |
| import org.jetbrains.plugins.groovy.lang.psi.api.GroovyResolveResult; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrReferenceExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.util.PsiUtil; |
| |
| /** |
| * @author Maxim.Medvedev |
| */ |
| public class GroovyUntypedAccessInspection extends BaseInspection { |
| |
| @Override |
| @NotNull |
| protected BaseInspectionVisitor buildVisitor() { |
| return new BaseInspectionVisitor() { |
| @Override |
| public void visitReferenceExpression(GrReferenceExpression refExpr) { |
| super.visitReferenceExpression(refExpr); |
| |
| if (PsiUtil.isThisOrSuperRef(refExpr)) return; |
| |
| GroovyResolveResult resolveResult = refExpr.advancedResolve(); |
| |
| PsiElement resolved = resolveResult.getElement(); |
| if (resolved != null) { |
| if (GrHighlightUtil.isDeclarationAssignment(refExpr) || resolved instanceof PsiPackage) return; |
| } |
| else { |
| GrExpression qualifier = refExpr.getQualifierExpression(); |
| if (qualifier == null && GrHighlightUtil.isDeclarationAssignment(refExpr)) return; |
| } |
| |
| final PsiType refExprType = refExpr.getType(); |
| if (refExprType == null) { |
| if (resolved != null) { |
| registerError(refExpr); |
| } |
| } |
| else if (refExprType instanceof PsiClassType && ((PsiClassType)refExprType).resolve() == null) { |
| registerError(refExpr); |
| } |
| } |
| }; |
| } |
| |
| @Override |
| @Nls |
| @NotNull |
| public String getGroupDisplayName() { |
| return PROBABLE_BUGS; |
| } |
| |
| @Override |
| @Nls |
| @NotNull |
| public String getDisplayName() { |
| return "Access to untyped expression"; |
| } |
| |
| @Override |
| protected String buildErrorString(Object... args) { |
| return "Cannot determine type of '#ref'"; |
| } |
| } |