Coverage Report - com.puppycrawl.tools.checkstyle.checks.indentation.ElseHandler
 
Classes in this File Line Coverage Branch Coverage Complexity
ElseHandler
100%
11/11
100%
4/4
1.667
 
 1  
 ////////////////////////////////////////////////////////////////////////////////
 2  
 // checkstyle: Checks Java source code for adherence to a set of rules.
 3  
 // Copyright (C) 2001-2017 the original author or authors.
 4  
 //
 5  
 // This library is free software; you can redistribute it and/or
 6  
 // modify it under the terms of the GNU Lesser General Public
 7  
 // License as published by the Free Software Foundation; either
 8  
 // version 2.1 of the License, or (at your option) any later version.
 9  
 //
 10  
 // This library is distributed in the hope that it will be useful,
 11  
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 12  
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 13  
 // Lesser General Public License for more details.
 14  
 //
 15  
 // You should have received a copy of the GNU Lesser General Public
 16  
 // License along with this library; if not, write to the Free Software
 17  
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 18  
 ////////////////////////////////////////////////////////////////////////////////
 19  
 
 20  
 package com.puppycrawl.tools.checkstyle.checks.indentation;
 21  
 
 22  
 import com.puppycrawl.tools.checkstyle.api.DetailAST;
 23  
 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
 24  
 
 25  
 /**
 26  
  * Handler for else blocks.
 27  
  *
 28  
  * @author jrichard
 29  
  */
 30  
 public class ElseHandler extends BlockParentHandler {
 31  
     /**
 32  
      * Construct an instance of this handler with the given indentation check,
 33  
      * abstract syntax tree, and parent handler.
 34  
      *
 35  
      * @param indentCheck   the indentation check
 36  
      * @param ast           the abstract syntax tree
 37  
      * @param parent        the parent handler
 38  
      */
 39  
     public ElseHandler(IndentationCheck indentCheck,
 40  
         DetailAST ast, AbstractExpressionHandler parent) {
 41  51
         super(indentCheck, "else", ast, parent);
 42  51
     }
 43  
 
 44  
     @Override
 45  
     protected void checkTopLevelToken() {
 46  
         // check if else is nested with rcurly of if:
 47  
         //
 48  
         //  } else ...
 49  
 
 50  51
         final DetailAST ifAST = getMainAst().getParent();
 51  51
         final DetailAST slist = ifAST.findFirstToken(TokenTypes.SLIST);
 52  51
         if (slist == null) {
 53  9
             super.checkTopLevelToken();
 54  
         }
 55  
         else {
 56  42
             final DetailAST lcurly = slist.getLastChild();
 57  
             // indentation checked as part of LITERAL IF check
 58  42
             if (lcurly.getLineNo() != getMainAst().getLineNo()) {
 59  12
                 super.checkTopLevelToken();
 60  
             }
 61  
         }
 62  51
     }
 63  
 
 64  
     @Override
 65  
     protected DetailAST getNonListChild() {
 66  24
         return getMainAst().getFirstChild();
 67  
     }
 68  
 }