| /* |
| * Copyright 2000-2013 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 com.jetbrains.python.inspections; |
| |
| import com.intellij.codeInspection.*; |
| import com.intellij.codeInspection.ex.ProblemDescriptorImpl; |
| import com.intellij.openapi.util.Key; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiErrorElement; |
| import com.jetbrains.python.psi.PyElementVisitor; |
| import com.jetbrains.python.psi.resolve.PyResolveContext; |
| import com.jetbrains.python.psi.types.TypeEvalContext; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author dcheryasov |
| */ |
| public abstract class PyInspectionVisitor extends PyElementVisitor { |
| @Nullable private final ProblemsHolder myHolder; |
| @NotNull private final LocalInspectionToolSession mySession; |
| protected final TypeEvalContext myTypeEvalContext; |
| |
| public static final Key<TypeEvalContext> INSPECTION_TYPE_EVAL_CONTEXT = Key.create("PyInspectionTypeEvalContext"); |
| |
| public PyInspectionVisitor(@Nullable ProblemsHolder holder, |
| @NotNull LocalInspectionToolSession session) { |
| myHolder = holder; |
| mySession = session; |
| TypeEvalContext context; |
| synchronized (INSPECTION_TYPE_EVAL_CONTEXT) { |
| context = session.getUserData(INSPECTION_TYPE_EVAL_CONTEXT); |
| if (context == null) { |
| context = TypeEvalContext.codeAnalysis(session.getFile()); |
| session.putUserData(INSPECTION_TYPE_EVAL_CONTEXT, context); |
| } |
| } |
| myTypeEvalContext = context; |
| } |
| |
| protected PyResolveContext getResolveContext() { |
| return PyResolveContext.noImplicits().withTypeEvalContext(myTypeEvalContext); |
| } |
| |
| @Nullable |
| protected ProblemsHolder getHolder() { |
| return myHolder; |
| } |
| |
| @NotNull |
| public LocalInspectionToolSession getSession() { |
| return mySession; |
| } |
| |
| protected final void registerProblem(final PsiElement element, |
| final String message) { |
| if (element == null || element.getTextLength() == 0) { |
| return; |
| } |
| if (myHolder != null) { |
| myHolder.registerProblem(element, message); |
| } |
| } |
| |
| protected final void registerProblem(@Nullable final PsiElement element, |
| @NotNull final String message, |
| @NotNull final LocalQuickFix... quickFixes) { |
| if (element == null || element.getTextLength() == 0) { |
| return; |
| } |
| if (myHolder != null) { |
| myHolder.registerProblem(element, message, quickFixes); |
| } |
| } |
| |
| protected final void registerProblem(final PsiElement element, |
| final String message, |
| final ProblemHighlightType type) { |
| if (element == null || element.getTextLength() == 0) { |
| return; |
| } |
| if (myHolder != null) { |
| myHolder.registerProblem(myHolder.getManager().createProblemDescriptor(element, message, (LocalQuickFix)null, type, myHolder.isOnTheFly())); |
| } |
| } |
| |
| /** |
| * The most full-blown version. |
| * |
| * @see com.intellij.codeInspection.ProblemDescriptor |
| */ |
| protected final void registerProblem( |
| @NotNull final PsiElement psiElement, |
| @NotNull final String descriptionTemplate, |
| final ProblemHighlightType highlightType, |
| @Nullable final HintAction hintAction, |
| final LocalQuickFix... fixes) { |
| registerProblem(psiElement, descriptionTemplate, highlightType, hintAction, null, fixes); |
| } |
| |
| /** |
| * The most full-blown version. |
| * |
| * @see ProblemDescriptor |
| */ |
| protected final void registerProblem( |
| @NotNull final PsiElement psiElement, |
| @NotNull final String descriptionTemplate, |
| final ProblemHighlightType highlightType, |
| @Nullable final HintAction hintAction, |
| @Nullable final TextRange rangeInElement, |
| final LocalQuickFix... fixes) { |
| if (myHolder != null && !(psiElement instanceof PsiErrorElement)) { |
| myHolder.registerProblem(new ProblemDescriptorImpl(psiElement, psiElement, descriptionTemplate, fixes, highlightType, false, |
| rangeInElement, hintAction, myHolder.isOnTheFly())); |
| } |
| } |
| } |