| /* |
| * 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 com.jetbrains.python.codeInsight.highlighting; |
| |
| import com.intellij.codeInsight.highlighting.HighlightUsagesHandlerBase; |
| import com.intellij.codeInsight.highlighting.HighlightUsagesHandlerFactoryBase; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.jetbrains.python.psi.PyExpression; |
| import com.jetbrains.python.psi.PyReturnStatement; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author oleg |
| */ |
| public class PyHighlightExitPointsHandlerFactory extends HighlightUsagesHandlerFactoryBase { |
| public HighlightUsagesHandlerBase createHighlightUsagesHandler(@NotNull Editor editor, @NotNull PsiFile file, @NotNull PsiElement target) { |
| final PyReturnStatement returnStatement = PsiTreeUtil.getParentOfType(target, PyReturnStatement.class); |
| if (returnStatement != null) { |
| final PyExpression returnExpr = returnStatement.getExpression(); |
| if (returnExpr == null || !PsiTreeUtil.isAncestor(returnExpr, target, false)) { |
| return new PyHighlightExitPointsHandler(editor, file, target); |
| } |
| } |
| return null; |
| } |
| } |