| /* |
| * 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.validation; |
| |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.jetbrains.python.psi.*; |
| import org.jetbrains.annotations.Nullable; |
| |
| import static com.jetbrains.python.PyBundle.message; |
| |
| /** |
| * Annotates misplaced 'break' and 'continue'. |
| */ |
| public class BreakContinueAnnotator extends PyAnnotator { |
| @Override |
| public void visitPyBreakStatement(final PyBreakStatement node) { |
| if (getContainingLoop(node) == null) { |
| getHolder().createErrorAnnotation(node, message("ANN.break.outside.loop")); |
| } |
| } |
| |
| @Nullable |
| private static PyLoopStatement getContainingLoop(PyStatement node) { |
| return PsiTreeUtil.getParentOfType(node, PyLoopStatement.class, false, PyFunction.class, PyClass.class); |
| } |
| |
| @Override |
| public void visitPyContinueStatement(final PyContinueStatement node) { |
| if (getContainingLoop(node) == null) { |
| getHolder().createErrorAnnotation(node, message("ANN.continue.outside.loop")); |
| } |
| else if (PsiTreeUtil.getParentOfType(node, PyFinallyPart.class, false, PyLoopStatement.class) != null) { |
| getHolder().createErrorAnnotation(node, message("ANN.cant.continue.in.finally")); |
| } |
| } |
| } |