Clover coverage report - groovy - 1.0-beta-6
Coverage timestamp: Thu Jul 15 2004 13:18:22 BST
file stats: LOC: 135   Methods: 8
NCLOC: 56   Classes: 1
30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover
 
 Source file Conditionals Statements Methods TOTAL
VerifierCodeVisitor.java 0% 0% 0% 0%
coverage
 1   
 /*
 2   
  $Id: VerifierCodeVisitor.java,v 1.10 2004/07/13 14:37:48 jstrachan Exp $
 3   
 
 4   
  Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
 5   
 
 6   
  Redistribution and use of this software and associated documentation
 7   
  ("Software"), with or without modification, are permitted provided
 8   
  that the following conditions are met:
 9   
 
 10   
  1. Redistributions of source code must retain copyright
 11   
     statements and notices.  Redistributions must also contain a
 12   
     copy of this document.
 13   
 
 14   
  2. Redistributions in binary form must reproduce the
 15   
     above copyright notice, this list of conditions and the
 16   
     following disclaimer in the documentation and/or other
 17   
     materials provided with the distribution.
 18   
 
 19   
  3. The name "groovy" must not be used to endorse or promote
 20   
     products derived from this Software without prior written
 21   
     permission of The Codehaus.  For written permission,
 22   
     please contact info@codehaus.org.
 23   
 
 24   
  4. Products derived from this Software may not be called "groovy"
 25   
     nor may "groovy" appear in their names without prior written
 26   
     permission of The Codehaus. "groovy" is a registered
 27   
     trademark of The Codehaus.
 28   
 
 29   
  5. Due credit should be given to The Codehaus -
 30   
     http://groovy.codehaus.org/
 31   
 
 32   
  THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
 33   
  ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
 34   
  NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 35   
  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 36   
  THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 37   
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 38   
  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 39   
  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 40   
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 41   
  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 42   
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 43   
  OF THE POSSIBILITY OF SUCH DAMAGE.
 44   
 
 45   
  */
 46   
 package org.codehaus.groovy.classgen;
 47   
 
 48   
 import org.codehaus.groovy.ast.ASTNode;
 49   
 import org.codehaus.groovy.ast.CodeVisitorSupport;
 50   
 import org.codehaus.groovy.ast.stmt.ForStatement;
 51   
 import org.codehaus.groovy.ast.expr.BinaryExpression;
 52   
 import org.codehaus.groovy.ast.expr.MethodCallExpression;
 53   
 import org.codehaus.groovy.ast.expr.PropertyExpression;
 54   
 import org.codehaus.groovy.ast.expr.FieldExpression;
 55   
 import org.codehaus.groovy.ast.expr.VariableExpression;
 56   
 import org.codehaus.groovy.syntax.parser.RuntimeParserException;
 57   
 import org.objectweb.asm.Constants;
 58   
 
 59   
 /**
 60   
  * Verifies the method code
 61   
  * 
 62   
  * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
 63   
  * @version $Revision: 1.10 $
 64   
  */
 65   
 public class VerifierCodeVisitor extends CodeVisitorSupport implements Constants {
 66   
 
 67   
     private Verifier verifier;
 68   
 
 69  0
     VerifierCodeVisitor(Verifier verifier) {
 70  0
         this.verifier = verifier;
 71   
     }
 72   
 
 73  0
     public void visitMethodCallExpression(MethodCallExpression call) {
 74  0
         assertValidIdentifier(call.getMethod(), "method name", call);
 75  0
         super.visitMethodCallExpression(call);
 76   
     }
 77   
 
 78  0
     public void visitForLoop(ForStatement expression) {
 79  0
         assertValidIdentifier(expression.getVariable(), "for loop variable name", expression);
 80  0
         super.visitForLoop(expression);
 81   
     }
 82   
 
 83  0
     public void visitPropertyExpression(PropertyExpression expression) {
 84  0
         assertValidIdentifier(expression.getProperty(), "property name", expression);
 85  0
         super.visitPropertyExpression(expression);
 86   
     }
 87   
 
 88  0
     public void visitFieldExpression(FieldExpression expression) {
 89  0
         assertValidIdentifier(expression.getFieldName(), "field name", expression);
 90  0
         super.visitFieldExpression(expression);
 91   
     }
 92   
 
 93  0
     public void visitVariableExpression(VariableExpression expression) {
 94  0
         assertValidIdentifier(expression.getVariable(), "variable name", expression);
 95  0
         super.visitVariableExpression(expression);
 96   
     }
 97   
 
 98  0
     public void visitBinaryExpression(BinaryExpression expression) {
 99   
         /*
 100   
         if (verifier.getClassNode().isScript() && expression.getOperation().getType() == Token.EQUAL) {
 101   
             // lets turn variable assignments into property assignments
 102   
             Expression left = expression.getLeftExpression();
 103   
             if (left instanceof VariableExpression) {
 104   
                 VariableExpression varExp = (VariableExpression) left;
 105   
 
 106   
                 //System.out.println("Converting variable expression: " + varExp.getVariable());
 107   
 
 108   
                 PropertyExpression propExp =
 109   
                     new PropertyExpression(VariableExpression.THIS_EXPRESSION, varExp.getVariable());
 110   
                 expression.setLeftExpression(propExp);
 111   
             }
 112   
         }
 113   
         */
 114  0
         super.visitBinaryExpression(expression);
 115   
     }
 116   
 
 117  0
     public static void assertValidIdentifier(String name, String message, ASTNode node) {
 118  0
         int size = name.length();
 119  0
         if (size <= 0) {
 120  0
             throw new RuntimeParserException("Invalid " + message + ". Identifier must not be empty", node);
 121   
         }
 122  0
         char firstCh = name.charAt(0);
 123  0
         if (!Character.isJavaIdentifierStart(firstCh) || firstCh == '$') {
 124  0
             throw new RuntimeParserException("Invalid " + message + ". Must start with a letter but was: " + name, node);
 125   
         }
 126   
 
 127  0
         for (int i = 1; i < size; i++) {
 128  0
             char ch = name.charAt(i);
 129  0
             if (!Character.isJavaIdentifierPart(ch)) {
 130  0
                 throw new RuntimeParserException("Invalid " + message + ". Invalid character at position: " + (i + 1) + " of value:  " + ch + " in name: " + name, node);
 131   
             }
 132   
         }
 133   
     }
 134   
 }
 135