| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You 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.apache.royale.linter.rules; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.royale.compiler.problems.CompilerProblem; |
| import org.apache.royale.compiler.problems.ICompilerProblem; |
| import org.apache.royale.compiler.tree.ASTNodeID; |
| import org.apache.royale.compiler.tree.as.ISwitchNode; |
| import org.apache.royale.compiler.tree.as.ITerminalNode; |
| import org.apache.royale.linter.LinterRule; |
| import org.apache.royale.linter.NodeVisitor; |
| import org.apache.royale.linter.TokenQuery; |
| |
| /** |
| * Check for 'switch' statements that are missing a 'default' clause. |
| */ |
| public class SwitchWithoutDefaultRule extends LinterRule { |
| @Override |
| public Map<ASTNodeID, NodeVisitor> getNodeVisitors() { |
| Map<ASTNodeID, NodeVisitor> result = new HashMap<>(); |
| result.put(ASTNodeID.SwitchID, (node, tokenQuery, problems) -> { |
| checkSwitchNode((ISwitchNode) node, tokenQuery, problems); |
| }); |
| return result; |
| } |
| |
| private void checkSwitchNode(ISwitchNode switchNode, TokenQuery tokenQuery, Collection<ICompilerProblem> problems) { |
| ITerminalNode defaultNode = switchNode.getDefaultNode(); |
| if (defaultNode != null) { |
| return; |
| } |
| problems.add(new SwitchWithoutDefaultLinterProblem(switchNode)); |
| } |
| |
| public static class SwitchWithoutDefaultLinterProblem extends CompilerProblem { |
| public static final String DESCRIPTION = "Missing 'default' clause in 'switch' statement"; |
| |
| public SwitchWithoutDefaultLinterProblem(ISwitchNode node) |
| { |
| super(node); |
| } |
| } |
| } |