misc changes
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / parser / Parser.java
index 2a0e2c1..ab95c81 100644 (file)
@@ -23,7 +23,6 @@ import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclarati
 import net.sourceforge.phpeclipse.internal.compiler.ast.MethodDeclaration;
 import net.sourceforge.phpeclipse.internal.compiler.ast.SingleTypeReference;
 import net.sourceforge.phpeclipse.internal.compiler.ast.TypeDeclaration;
-import net.sourceforge.phpeclipse.phpeditor.PHPString;
 import org.eclipse.core.resources.IFile;
 public class Parser //extends PHPParserSuperclass
     implements ITerminalSymbols, CompilerModifiers, ParserBasicInformation {
@@ -136,7 +135,7 @@ public class Parser //extends PHPParserSuperclass
   private void throwSyntaxError(String error) {
     int problemStartPosition = scanner.getCurrentTokenStartPosition();
     int problemEndPosition = scanner.getCurrentTokenEndPosition();
-    throwSyntaxError(error, problemStartPosition, problemEndPosition);
+    throwSyntaxError(error, problemStartPosition, problemEndPosition+1);
   }
   /**
    * This method will throw the SyntaxError. It will add the good lines and
@@ -206,426 +205,6 @@ public class Parser //extends PHPParserSuperclass
     }
     return;
   }
-  /**
-   * Get a number. if it's a <code>double</code> the number will be stored in
-   * <code>doubleNumber</code> and the token will have the value
-   * {@link Parser#TokenNameDOUBLE_NUMBER}<br />
-   * if it's a <code>double</code> the number will be stored in <code>longNumber</code>
-   * and the token will have the value {@link Parser#TokenNameINT_NUMBER}
-   */
-  //  private void getNumber() {
-  //    StringBuffer inum = new StringBuffer();
-  //    char dFlag = ' ';
-  //    int numFormat = 10;
-  //
-  //    // save first digit
-  //    char firstCh = ch;
-  //    inum.append(ch);
-  //
-  //    getChar();
-  //    // determine number conversions:
-  //    if (firstCh == '0') {
-  //      switch (ch) {
-  //        case 'b' :
-  //          numFormat = 2;
-  //          getChar();
-  //          break;
-  //        case 'B' :
-  //          numFormat = 2;
-  //          getChar();
-  //          break;
-  //        case 'o' :
-  //          numFormat = 8;
-  //          getChar();
-  //          break;
-  //        case 'O' :
-  //          numFormat = 8;
-  //          getChar();
-  //          break;
-  //        case 'x' :
-  //          numFormat = 16;
-  //          getChar();
-  //          break;
-  //        case 'X' :
-  //          numFormat = 16;
-  //          getChar();
-  //          break;
-  //      }
-  //    }
-  //
-  //    if (numFormat == 16) {
-  //      while ((ch >= '0' && ch <= '9')
-  //        || (ch >= 'a' && ch <= 'f')
-  //        || (ch >= 'A' && ch <= 'F')) {
-  //        inum.append(ch);
-  //        getChar();
-  //      }
-  //    } else {
-  //      while ((ch >= '0' && ch <= '9')
-  //        || (ch == '.')
-  //        || (ch == 'E')
-  //        || (ch == 'e')) {
-  //        if ((ch == '.') || (ch == 'E') || (ch == 'e')) {
-  //          if (ch == '.' && dFlag != ' ') {
-  //            break;
-  //          }
-  //          if ((dFlag == 'E') || (dFlag == 'e')) {
-  //            break;
-  //          }
-  //          dFlag = ch;
-  //          inum.append(ch);
-  //          getChar();
-  //          if ((ch == '-') || (ch == '+')) {
-  //            inum.append(ch);
-  //            getChar();
-  //          }
-  //        } else {
-  //          inum.append(ch);
-  //          getChar();
-  //        }
-  //      }
-  //    }
-  //    chIndx--;
-  //
-  //    try {
-  //      if (dFlag != ' ') {
-  //        doubleNumber = new Double(inum.toString());
-  //        token = TokenNameDoubleLiteral;
-  //        return;
-  //      } else {
-  //        longNumber = Long.valueOf(inum.toString(), numFormat);
-  //        token = TokenNameIntegerLiteral;
-  //        return;
-  //      }
-  //
-  //    } catch (Throwable e) {
-  //      throwSyntaxError("Number format error: " + inum.toString());
-  //    }
-  //  }
-  //
-  //  /**
-  //   * Get a String.
-  //   * @param openChar the opening char ('\'', '"', '`')
-  //   * @param typeString the type of string {@link
-  // #TokenNameSTRING_CONSTANT},{@link #TokenNameINTERPOLATED_STRING}
-  //   * @param errorMsg the error message in case of parse error in the string
-  //   */
-  //  private void getString(
-  //    final char openChar,
-  //    final int typeString,
-  //    final String errorMsg) {
-  //    StringBuffer sBuffer = new StringBuffer();
-  //    boolean openString = true;
-  //    int startRow = rowCount;
-  //    while (str.length() > chIndx) {
-  //      ch = str.charAt(chIndx++);
-  //      if (ch == '\\') {
-  //        sBuffer.append(ch);
-  //        if (str.length() > chIndx) {
-  //          ch = str.charAt(chIndx++);
-  //          sBuffer.append(ch);
-  //        }
-  //      } else if (ch == openChar) {
-  //        openString = false;
-  //        break;
-  //      } else if (ch == '\n') {
-  //        rowCount++;
-  //        columnCount = chIndx;
-  //      } else {
-  //        sBuffer.append(ch);
-  //      }
-  //    }
-  //    if (openString) {
-  //      if (typeString == TokenNameStringConstant) {
-  //        throwSyntaxError(errorMsg, startRow);
-  //      } else {
-  //        throwSyntaxError(errorMsg);
-  //      }
-  //    }
-  //    token = typeString;
-  //    stringValue = sBuffer.toString();
-  //  }
-  //   public void htmlParserTester(String input) {
-  //           int lineNumber = 1;
-  //           int startLineNumber = 1;
-  //           int startIndex = 0;
-  //           char ch;
-  //           char ch2;
-  //           boolean phpMode = false;
-  //           boolean phpFound = false;
-  //
-  //           phpList = new ArrayList();
-  //           currentPHPString = 0;
-  //
-  //           try {
-  //                   int i = 0;
-  //                   while (i < input.length()) {
-  //                           ch = input.charAt(i++);
-  //                           if (ch == '\n') {
-  //                                   lineNumber++;
-  //                           }
-  //                           if ((!phpMode) && ch == '<') {
-  //                                   ch2 = input.charAt(i++);
-  //                                   if (ch2 == '?') {
-  //                                           ch2 = input.charAt(i++);
-  //                                           if (Character.isWhitespace(ch2)) {
-  //                                                   // php start
-  //                                                   phpMode = true;
-  //                                                   phpFound = true;
-  //                                                   startIndex = i;
-  //                                                   startLineNumber = lineNumber;
-  //                                                   continue;
-  //                                           } else if (ch2 == 'p') {
-  //                                                   ch2 = input.charAt(i++);
-  //                                                   if (ch2 == 'h') {
-  //                                                           ch2 = input.charAt(i++);
-  //                                                           if (ch2 == 'p') {
-  //                                                                   phpMode = true;
-  //                                                                   phpFound = true;
-  //                                                                   startIndex = i;
-  //                                                                   startLineNumber = lineNumber;
-  //                                                                   continue;
-  //                                                           }
-  //                                                           i--;
-  //                                                   }
-  //                                                   i--;
-  //                                           } else if (ch2 == 'P') {
-  //                                                   ch2 = input.charAt(i++);
-  //                                                   if (ch2 == 'H') {
-  //                                                           ch2 = input.charAt(i++);
-  //                                                           if (ch2 == 'P') {
-  //                                                                   phpMode = true;
-  //                                                                   phpFound = true;
-  //                                                                   startIndex = i;
-  //                                                                   startLineNumber = lineNumber;
-  //                                                                   continue;
-  //                                                           }
-  //                                                           i--;
-  //                                                   }
-  //                                                   i--;
-  //                                           }
-  //                                           i--;
-  //                                   }
-  //                                   i--;
-  //                           }
-  //
-  //                           if (phpMode) {
-  //                                   if (ch == '/' && i < input.length()) {
-  //                                           ch2 = input.charAt(i++);
-  //                                           if (ch2 == '/') {
-  //                                                   while (i < input.length()) {
-  //                                                           ch = input.charAt(i++);
-  //                                                           if (ch == '?' && i < input.length()) {
-  //                                                                   ch2 = input.charAt(i++);
-  //                                                                   if (ch2 == '>') {
-  //                                                                           // php end
-  //                                                                           phpMode = false;
-  //                                                                           phpList.add(
-  //                                                                                   new PHPString(
-  //                                                                                           input.substring(
-  //                                                                                                   startIndex,
-  //                                                                                                   i - 2),
-  //                                                                                           startLineNumber));
-  //                                                                           continue;
-  //                                                                   }
-  //                                                                   i--;
-  //                                                           } else if (ch == '\n') {
-  //                                                                   lineNumber++;
-  //                                                                   break;
-  //                                                           }
-  //                                                   }
-  //                                                   continue;
-  //                                           } else if (ch2 == '*') {
-  //                                                   // multi-line comment
-  //                                                   while (i < input.length()) {
-  //                                                           ch = input.charAt(i++);
-  //                                                           if (ch == '\n') {
-  //                                                                   lineNumber++;
-  //                                                           } else if (ch == '*' && i < input.length()) {
-  //                                                                   ch2 = input.charAt(i++);
-  //                                                                   if (ch2 == '/') {
-  //                                                                           break;
-  //                                                                   }
-  //                                                                   i--;
-  //                                                           }
-  //                                                   }
-  //                                                   continue;
-  //                                           } else {
-  //                                                   i--;
-  //                                           }
-  //                                   } else if (ch == '#') {
-  //                                           while (i < input.length()) {
-  //                                                   ch = input.charAt(i++);
-  //                                                   if (ch == '?' && i < input.length()) {
-  //                                                           ch2 = input.charAt(i++);
-  //                                                           if (ch2 == '>') {
-  //                                                                   // php end
-  //                                                                   phpMode = false;
-  //                                                                   phpList.add(
-  //                                                                           new PHPString(
-  //                                                                                   input.substring(startIndex, i - 2),
-  //                                                                                   startLineNumber));
-  //                                                                   continue;
-  //                                                           }
-  //                                                           i--;
-  //                                                   } else if (ch == '\n') {
-  //                                                           lineNumber++;
-  //                                                           break;
-  //                                                   }
-  //                                           }
-  //                                           continue;
-  //                                   } else if (ch == '"') {
-  //                                           ch = ' ';
-  //                                           while (i < input.length()) {
-  //                                                   ch = input.charAt(i++);
-  //                                                   if (ch == '\n') {
-  //                                                           lineNumber++;
-  //                                                   } else if (
-  //                                                           ch == '\\' && i < input.length()) { // escape
-  //                                                           i++;
-  //                                                   } else if (ch == '"') {
-  //                                                           break;
-  //                                                   }
-  //                                           }
-  //                                           continue;
-  //                                   } else if (ch == '\'') {
-  //                                           ch = ' ';
-  //                                           while (i < input.length()) {
-  //                                                   ch = input.charAt(i++);
-  //                                                   if (ch == '\n') {
-  //                                                           lineNumber++;
-  //                                                   } else if (
-  //                                                           ch == '\\' && i < input.length()) { // escape
-  //                                                           i++;
-  //                                                   } else if (ch == '\'') {
-  //                                                           break;
-  //                                                   }
-  //                                           }
-  //                                           continue;
-  //                                   }
-  //
-  //                                   if (ch == '?' && i < input.length()) {
-  //                                           ch2 = input.charAt(i++);
-  //                                           if (ch2 == '>') {
-  //                                                   // php end
-  //                                                   phpMode = false;
-  //                                                   phpList.add(
-  //                                                           new PHPString(
-  //                                                                   input.substring(startIndex, i - 2),
-  //                                                                   startLineNumber));
-  //                                                   continue;
-  //                                           }
-  //                                           i--;
-  //                                   }
-  //                           }
-  //                   }
-  //
-  //                   if (!phpFound) {
-  //                           setMarker(
-  //                                   "No PHP source code found.",
-  //                                   lineNumber,
-  //                                   PHPParser.INFO);
-  //                   } else {
-  //                           if (phpMode) {
-  //                                   setMarker(
-  //                                           "Open PHP tag at end of file.",
-  //                                           lineNumber,
-  //                                           PHPParser.INFO);
-  //                                   phpList.add(
-  //                                           new PHPString(
-  //                                                   input.substring(startIndex, i - 2),
-  //                                                   startLineNumber));
-  //                           }
-  //                           // for (int j=0;j<phpList.size();j++) {
-  //                           // String temp = ((PHPString)phpList.get(j)).getPHPString();
-  //                           // int startIndx = temp.length()-10;
-  //                           // if (startIndx<0) {
-  //                           // startIndx = 0;
-  //                           // }
-  //                           // System.out.println(temp.substring(startIndx)+"?>");
-  //                           // }
-  //                           phpParserTester(null, 1);
-  //                           // PHPString temp;
-  //                           // for(int j=0;j<phpList.size();j++) {
-  //                           // temp = (PHPString) phpList.get(j);
-  //                           // parser.start(temp.getPHPString(), temp.getLineNumber());
-  //                           // }
-  //                   }
-  //           } catch (CoreException e) {
-  //           }
-  //   }
-//  public void phpParserTester(String s, int rowCount) {
-//    this.str = s;
-//    if (s == null) {
-//      if (phpList.size() != 0) {
-//        this.str = ((PHPString) phpList.get(currentPHPString++)).getPHPString();
-//      }
-//    }
-//    this.token = TokenNameEOF;
-//    //    this.chIndx = 0;
-//    //    this.rowCount = rowCount;
-//    //    this.columnCount = 0;
-//    this.phpEnd = false;
-//    this.phpMode = true;
-//    scanner.setSource(s.toCharArray());
-//    scanner.setPHPMode(true);
-//    getNextToken();
-//    do {
-//      try {
-//        if (token != TokenNameEOF && token != TokenNameERROR) {
-//          statementList();
-//        }
-//        if (token != TokenNameEOF) {
-//          if (token == TokenNameERROR) {
-//            throwSyntaxError("Scanner error (Found unknown token: "
-//                + scanner.toStringAction(token) + ")");
-//          }
-//          if (token == TokenNameRPAREN) {
-//            throwSyntaxError("Too many closing ')'; end-of-file not reached.");
-//          }
-//          if (token == TokenNameRBRACE) {
-//            throwSyntaxError("Too many closing '}'; end-of-file not reached.");
-//          }
-//          if (token == TokenNameRBRACKET) {
-//            throwSyntaxError("Too many closing ']'; end-of-file not reached.");
-//          }
-//          if (token == TokenNameLPAREN) {
-//            throwSyntaxError("Read character '('; end-of-file not reached.");
-//          }
-//          if (token == TokenNameLBRACE) {
-//            throwSyntaxError("Read character '{';  end-of-file not reached.");
-//          }
-//          if (token == TokenNameLBRACKET) {
-//            throwSyntaxError("Read character '[';  end-of-file not reached.");
-//          }
-//          throwSyntaxError("End-of-file not reached.");
-//        }
-//        return;
-//      } catch (SyntaxError err) {
-//        if (s != null) {
-//          throw err;
-//        } else {
-//          //   setMarker(err.getMessage(), err.getLine(), ERROR);
-//          //          setMarker(err.getMessage(),
-//          // scanner.getCurrentTokenStartPosition(),
-//          // scanner.getCurrentTokenEndPosition(), ERROR);
-//        }
-//        // if an error occured,
-//        // try to find keywords 'class' or 'function'
-//        // to parse the rest of the string
-//        while (token != TokenNameEOF && token != TokenNameERROR) {
-//          if (token == TokenNameabstract || token == TokenNamefinal
-//              || token == TokenNameclass || token == TokenNamefunction) {
-//            break;
-//          }
-//          getNextToken();
-//        }
-//        if (token == TokenNameEOF || token == TokenNameERROR) {
-//          return;
-//        }
-//      }
-//    } while (true);
-//  }
   public void init(String s) {
     this.str = s;
     this.token = TokenNameEOF;
@@ -633,7 +212,7 @@ public class Parser //extends PHPParserSuperclass
     //    this.rowCount = 1;
     //    this.columnCount = 0;
     this.phpEnd = false;
-//    this.phpMode = false;
+    //    this.phpMode = false;
     /* scanner initialization */
     scanner.setSource(s.toCharArray());
     scanner.setPHPMode(false);
@@ -647,7 +226,7 @@ public class Parser //extends PHPParserSuperclass
     //    this.rowCount = 1;
     //    this.columnCount = 0;
     this.phpEnd = false;
-//    this.phpMode = phpMode;
+    //    this.phpMode = phpMode;
     scanner.setPHPMode(phpMode);
   }
   /**
@@ -1111,7 +690,7 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after do-while statement.");
         }
         getNextToken();
@@ -1130,7 +709,9 @@ public class Parser //extends PHPParserSuperclass
       } else {
         throwSyntaxError("'as' expected after 'foreach' exxpression.");
       }
-      variable();
+      //      variable();
+      foreach_variable();
+      foreach_optional_arg();
       if (token == TokenNameEQUAL_GREATER) {
         getNextToken();
         variable();
@@ -1151,7 +732,7 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
         }
         getNextToken();
@@ -1163,12 +744,15 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after 'echo' statement.");
         }
         getNextToken();
       }
       return;
+    } else if (token == TokenNameINLINE_HTML) {
+      getNextToken();
+      return;
       //    } else if (token == TokenNameprint) {
       //      getNextToken();
       //      expression();
@@ -1187,7 +771,7 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after 'global' statement.");
         }
         getNextToken();
@@ -1199,13 +783,13 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after 'static' statement.");
         }
         getNextToken();
       }
       return;
-    }else if (token == TokenNameunset) {
+    } else if (token == TokenNameunset) {
       getNextToken();
       if (token == TokenNameLPAREN) {
         getNextToken();
@@ -1221,59 +805,12 @@ public class Parser //extends PHPParserSuperclass
       if (token == TokenNameSEMICOLON) {
         getNextToken();
       } else {
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("';' expected after 'unset' statement.");
         }
         getNextToken();
       }
       return;
-      //      } else if (token == TokenNameexit || token == TokenNamedie) {
-      //        getNextToken();
-      //        if (token != TokenNameSEMICOLON) {
-      //          exitStatus();
-      //        }
-      //        if (token == TokenNameSEMICOLON) {
-      //          getNextToken();
-      //        } else {
-      //          if (token != TokenNameStopPHP) {
-      //            throwSyntaxError("';' expected after 'exit' or 'die'
-      // statement.");
-      //          }
-      //          getNextToken();
-      //        }
-      //        return;
-      //    } else if (token == TokenNamedefine) {
-      //      getNextToken();
-      //      if (token == TokenNameLPAREN) {
-      //        getNextToken();
-      //      } else {
-      //        throwSyntaxError("'(' expected after 'define' keyword.");
-      //      }
-      //      expr();
-      //      if (token == TokenNameCOMMA) {
-      //        getNextToken();
-      //      } else {
-      //        throwSyntaxError("',' expected after first 'define' constant.");
-      //      }
-      //      expr();
-      //      if (token == TokenNameCOMMA) {
-      //        getNextToken();
-      //        expr();
-      //      }
-      //      if (token == TokenNameRPAREN) {
-      //        getNextToken();
-      //      } else {
-      //        throwSyntaxError("')' expected after 'define' statement.");
-      //      }
-      //      if (token == TokenNameSEMICOLON) {
-      //        getNextToken();
-      //      } else {
-      //        if (token != TokenNameStopPHP) {
-      //          throwSyntaxError("';' expected after 'define' statement.");
-      //        }
-      //        getNextToken();
-      //      }
-      //      return;
     } else if (token == TokenNamefunction) {
       MethodDeclaration methodDecl = new MethodDeclaration(
           this.compilationUnit.compilationResult);
@@ -1282,6 +819,53 @@ public class Parser //extends PHPParserSuperclass
       getNextToken();
       functionDefinition(methodDecl);
       return;
+    } else if (token == TokenNametry) {
+      getNextToken();
+      if (token != TokenNameLBRACE) {
+        throwSyntaxError("'{' expected in 'try' statement.");
+      }
+      getNextToken();
+      statementList();
+      if (token != TokenNameRBRACE) {
+        throwSyntaxError("'}' expected in 'try' statement.");
+      }
+      getNextToken();
+      return;
+    } else if (token == TokenNamecatch) {
+      getNextToken();
+      if (token != TokenNameLPAREN) {
+        throwSyntaxError("'(' expected in 'catch' statement.");
+      }
+      getNextToken();
+      fully_qualified_class_name();
+      if (token != TokenNameVariable) {
+        throwSyntaxError("Variable expected in 'catch' statement.");
+      }
+      getNextToken();
+      if (token != TokenNameRPAREN) {
+        throwSyntaxError("')' expected in 'catch' statement.");
+      }
+      getNextToken();
+      if (token != TokenNameLBRACE) {
+        throwSyntaxError("'{' expected in 'catch' statement.");
+      }
+      getNextToken();
+      statementList();
+      if (token != TokenNameRBRACE) {
+        throwSyntaxError("'}' expected in 'catch' statement.");
+      }
+      getNextToken();
+      additional_catches();
+      return;
+    } else if (token == TokenNamethrow) {
+      getNextToken();
+      expr();
+      if (token == TokenNameSEMICOLON) {
+        getNextToken();
+      } else {
+        throwSyntaxError("';' expected after 'throw' exxpression.");
+      }
+      return;
     } else if (token == TokenNamefinal || token == TokenNameabstract
         || token == TokenNameclass || token == TokenNameinterface) {
       TypeDeclaration typeDecl = new TypeDeclaration(
@@ -1320,7 +904,7 @@ public class Parser //extends PHPParserSuperclass
         getNextToken();
         return;
       } else {
-        if (token != TokenNameStopPHP && token != TokenNameEOF) {
+        if (token != TokenNameINLINE_HTML && token != TokenNameEOF) {
           throwSyntaxError("';' expected after expression (Found token: "
               + scanner.toStringAction(token) + ")");
         }
@@ -1328,6 +912,49 @@ public class Parser //extends PHPParserSuperclass
       }
     }
   }
+  private void additional_catches() {
+    while (token == TokenNamecatch) {
+      getNextToken();
+      if (token != TokenNameLPAREN) {
+        throwSyntaxError("'(' expected in 'catch' statement.");
+      }
+      getNextToken();
+      fully_qualified_class_name();
+      if (token != TokenNameVariable) {
+        throwSyntaxError("Variable expected in 'catch' statement.");
+      }
+      getNextToken();
+      if (token != TokenNameRPAREN) {
+        throwSyntaxError("')' expected in 'catch' statement.");
+      }
+      getNextToken();
+      if (token != TokenNameLBRACE) {
+        throwSyntaxError("'{' expected in 'catch' statement.");
+      }
+      getNextToken();
+      statementList();
+      if (token != TokenNameRBRACE) {
+        throwSyntaxError("'}' expected in 'catch' statement.");
+      }
+      getNextToken();
+    }
+  }
+  private void foreach_variable() {
+    // w_variable
+    //| '&' w_variable
+    if (token == TokenNameAND) {
+      getNextToken();
+    }
+    w_variable();
+  }
+  private void foreach_optional_arg() {
+    // /* empty */
+    //| T_DOUBLE_ARROW foreach_variable
+    if (token == TokenNameEQUAL_GREATER) {
+      getNextToken();
+      foreach_variable();
+    }
+  }
   private void global_var_list() {
     //  global_var_list:
     // global_var_list ',' global_var
@@ -1456,14 +1083,13 @@ public class Parser //extends PHPParserSuperclass
         //             /* empty */
         //     | T_EXTENDS fully_qualified_class_name
         if (token == TokenNameextends) {
-          getNextToken();
-          if (token == TokenNameIdentifier) {
-            getNextToken();
-          } else {
-            throwSyntaxError("Class name expected after keyword 'extends'.",
-                scanner.getCurrentTokenStartPosition(), scanner
-                    .getCurrentTokenEndPosition());
-          }
+          interface_extends_list();
+          //          getNextToken();
+          //          if (token != TokenNameIdentifier) {
+          //            throwSyntaxError("Class name expected after keyword 'extends'.",
+          //                scanner.getCurrentTokenStartPosition(), scanner
+          //                    .getCurrentTokenEndPosition());
+          //          }
         }
         implements_list();
       } else {
@@ -1570,7 +1196,8 @@ public class Parser //extends PHPParserSuperclass
     } while (token == TokenNamepublic || token == TokenNameprotected
         || token == TokenNameprivate || token == TokenNamestatic
         || token == TokenNameabstract || token == TokenNamefinal
-        || token == TokenNamefunction || token == TokenNamevar);
+        || token == TokenNamefunction || token == TokenNamevar
+        || token == TokenNameconst);
   }
   private void class_statement() {
     //    class_statement:
@@ -1587,6 +1214,12 @@ public class Parser //extends PHPParserSuperclass
           compilationUnit.compilationResult);
       getNextToken();
       class_variable_declaration();
+    } else if (token == TokenNameconst) {
+      class_constant_declaration();
+      if (token != TokenNameSEMICOLON) {
+        throwSyntaxError("';' expected after class const declaration.");
+      }
+      getNextToken();
     } else {
       boolean hasModifiers = member_modifiers();
       if (token == TokenNamefunction) {
@@ -1621,6 +1254,30 @@ public class Parser //extends PHPParserSuperclass
     //      throwSyntaxError("'function' or 'var' expected.");
     //    }
   }
+  private void class_constant_declaration() {
+    // class_constant_declaration ',' T_STRING '=' static_scalar
+    // | T_CONST T_STRING '=' static_scalar
+    if (token != TokenNameconst) {
+      throwSyntaxError("'const' keyword expected in class declaration.");
+    } else {
+      getNextToken();
+    }
+    while (true) {
+      if (token != TokenNameIdentifier) {
+        throwSyntaxError("Identifier expected in class const declaration.");
+      }
+      getNextToken();
+      if (token != TokenNameEQUAL) {
+        throwSyntaxError("'=' expected in class const declaration.");
+      }
+      getNextToken();
+      static_scalar();
+      if (token != TokenNameCOMMA) {
+        break; // while(true)-loop
+      }
+      getNextToken();
+    }
+  }
   //  private void variable_modifiers() {
   //    // variable_modifiers:
   //    // non_empty_member_modifiers
@@ -1720,6 +1377,7 @@ public class Parser //extends PHPParserSuperclass
     getNextToken();
   }
   private void functionDefinition(MethodDeclaration methodDecl) {
+    boolean isAbstract = false;
     if (astPtr == 0) {
       compilationUnit.types.add(methodDecl);
     } else {
@@ -1739,9 +1397,22 @@ public class Parser //extends PHPParserSuperclass
           newMethods[0] = methodDecl;
           typeDecl.methods = newMethods;
         }
+        if ((typeDecl.modifiers & AccAbstract) == AccAbstract) {
+          isAbstract = true;
+        } else if ((typeDecl.modifiers & AccInterface) == AccInterface) {
+          isAbstract = true;
+        }
       }
     }
     functionDeclarator(methodDecl);
+    if (token == TokenNameSEMICOLON) {
+      if (!isAbstract) {
+        throwSyntaxError("Body declaration expected for method: "
+            + new String(methodDecl.selector));
+      }
+      getNextToken();
+      return;
+    }
     functionBody(methodDecl);
   }
   private void functionDeclarator(MethodDeclaration methodDecl) {
@@ -1760,7 +1431,7 @@ public class Parser //extends PHPParserSuperclass
         throwSyntaxError("'(' expected in function declaration.");
       }
       if (token != TokenNameRPAREN) {
-        parameterList();
+        parameter_list();
       }
       if (token != TokenNameRPAREN) {
         throwSyntaxError("')' expected in function declaration.");
@@ -1777,16 +1448,54 @@ public class Parser //extends PHPParserSuperclass
     }
   }
   //
-  private void parameterList() {
-    //parameter-declaration
-    //parameter-list ',' parameter-declaration
-    do {
-      parameterDeclaration();
-      if (token != TokenNameCOMMA) {
-        break;
+  private void parameter_list() {
+    // non_empty_parameter_list
+    // | /* empty */
+    non_empty_parameter_list(true);
+  }
+  private void non_empty_parameter_list(boolean empty_allowed) {
+    // optional_class_type T_VARIABLE
+    // | optional_class_type '&' T_VARIABLE
+    // | optional_class_type '&' T_VARIABLE '=' static_scalar
+    // | optional_class_type T_VARIABLE '=' static_scalar
+    // | non_empty_parameter_list ',' optional_class_type T_VARIABLE
+    // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE
+    // | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '='
+    // static_scalar
+    // | non_empty_parameter_list ',' optional_class_type T_VARIABLE '='
+    // static_scalar
+    if (token == TokenNameIdentifier || token == TokenNameVariable
+        || token == TokenNameAND) {
+      while (true) {
+        if (token == TokenNameIdentifier) {
+          getNextToken();
+        }
+        if (token == TokenNameAND) {
+          getNextToken();
+        }
+        if (token == TokenNameVariable) {
+          getNextToken();
+          if (token == TokenNameEQUAL) {
+            getNextToken();
+            static_scalar();
+          }
+        } else {
+          throwSyntaxError("Variable expected in parameter list.");
+        }
+        if (token != TokenNameCOMMA) {
+          break;
+        }
+        getNextToken();
       }
-      getNextToken();
-    } while (true);
+      return;
+    }
+    if (!empty_allowed) {
+      throwSyntaxError("Identifier expected in parameter list.");
+    }
+  }
+  private void optional_class_type() {
+    // /* empty */
+    //| T_STRING
   }
   private void parameterDeclaration() {
     //variable
@@ -2253,11 +1962,63 @@ public class Parser //extends PHPParserSuperclass
       //       T_STRING
       //| T_STRING_VARNAME
       //| class_constant
-      //| '"' encaps_list '"'
-      //| '\'' encaps_list '\''
       //| T_START_HEREDOC encaps_list T_END_HEREDOC
       //       | '`' encaps_list '`'
       //  | common_scalar
+      //       | '`' encaps_list '`'
+      case TokenNameEncapsedString0 :
+        scanner.encapsedStringStack.push(new Character('`'));
+        getNextToken();
+        try {
+          if (token == TokenNameEncapsedString0) {
+          } else {
+            encaps_list();
+            if (token != TokenNameEncapsedString0) {
+              throwSyntaxError("\'`\' expected at end of string"
+                  + "(Found token: " + scanner.toStringAction(token) + " )");
+            }
+          }
+        } finally {
+          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        break;
+      //      | '\'' encaps_list '\''
+      case TokenNameEncapsedString1 :
+        scanner.encapsedStringStack.push(new Character('\''));
+        getNextToken();
+        try {
+          if (token == TokenNameEncapsedString1) {
+          } else {
+            encaps_list();
+            if (token != TokenNameEncapsedString1) {
+              throwSyntaxError("\'\'\' expected at end of string"
+                  + "(Found token: " + scanner.toStringAction(token) + " )");
+            }
+          }
+        } finally {
+          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        break;
+      //| '"' encaps_list '"'
+      case TokenNameEncapsedString2 :
+        scanner.encapsedStringStack.push(new Character('"'));
+        getNextToken();
+        try {
+          if (token == TokenNameEncapsedString2) {
+          } else {
+            encaps_list();
+            if (token != TokenNameEncapsedString2) {
+              throwSyntaxError("'\"' expected at end of string"
+                  + "(Found token: " + scanner.toStringAction(token) + " )");
+            }
+          }
+        } finally {
+          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        break;
       case TokenNameIntegerLiteral :
       case TokenNameDoubleLiteral :
       case TokenNameStringLiteral :
@@ -2351,10 +2112,10 @@ public class Parser //extends PHPParserSuperclass
             if (token == TokenNameAND) {
               getNextToken();
               if (token == TokenNamenew) {
+                // | variable '=' '&' T_NEW class_name_reference ctor_arguments
                 getNextToken();
-                throwSyntaxError("not yet implemented (= & new)");
-                //                class_name_reference();
-                //                ctor_arguments();
+                class_name_reference();
+                ctor_arguments();
               } else {
                 variable();
               }
@@ -2388,7 +2149,7 @@ public class Parser //extends PHPParserSuperclass
         }
         break;
       default :
-        if (token != TokenNameStopPHP) {
+        if (token != TokenNameINLINE_HTML) {
           throwSyntaxError("Error in expression (found token '"
               + scanner.toStringAction(token) + "').");
         }
@@ -2454,8 +2215,7 @@ public class Parser //extends PHPParserSuperclass
         //     | expr '?' expr ':' expr
         case TokenNameinstanceof :
           getNextToken();
-          throwSyntaxError("not yet implemented (class_name_reference)");
-          //            class_name_reference();
+          class_name_reference();
           break;
         case TokenNameQUESTION :
           getNextToken();
@@ -2593,18 +2353,22 @@ public class Parser //extends PHPParserSuperclass
     //| expr T_DOUBLE_ARROW '&' w_variable
     //| '&' w_variable
     while (true) {
-      expr();
       if (token == TokenNameAND) {
         getNextToken();
         variable();
-        return;
-      } else if (token == TokenNameEQUAL_GREATER) {
-        getNextToken();
+      } else {
+        expr();
         if (token == TokenNameAND) {
           getNextToken();
           variable();
-        } else {
-          expr();
+        } else if (token == TokenNameEQUAL_GREATER) {
+          getNextToken();
+          if (token == TokenNameAND) {
+            getNextToken();
+            variable();
+          } else {
+            expr();
+          }
         }
       }
       if (token != TokenNameCOMMA) {
@@ -2616,16 +2380,16 @@ public class Parser //extends PHPParserSuperclass
       }
     }
   }
-//  private void variableList() {
-//    do {
-//      variable();
-//      if (token == TokenNameCOMMA) {
-//        getNextToken();
-//      } else {
-//        break;
-//      }
-//    } while (true);
-//  }
+  //  private void variableList() {
+  //    do {
+  //      variable();
+  //      if (token == TokenNameCOMMA) {
+  //        getNextToken();
+  //      } else {
+  //        break;
+  //      }
+  //    } while (true);
+  //  }
   private void variable_without_objects() {
     //  variable_without_objects:
     //                 reference_variable
@@ -2702,12 +2466,12 @@ public class Parser //extends PHPParserSuperclass
         getNextToken();
         w_variable();
       } else {
-//        if (token == TokenNameIdentifier || token == TokenNameVariable
-//            || token == TokenNameDOLLAR) {
-//          variable();
-//        } else {
-          expr_without_variable(true);
-//        }
+        //        if (token == TokenNameIdentifier || token == TokenNameVariable
+        //            || token == TokenNameDOLLAR) {
+        //          variable();
+        //        } else {
+        expr_without_variable(true);
+        //        }
       }
       if (token != TokenNameCOMMA) {
         break;
@@ -2744,24 +2508,24 @@ public class Parser //extends PHPParserSuperclass
     if (Scanner.TRACE) {
       System.out.println("TRACE: base_variable_with_function_calls()");
     }
-    if (token == TokenNameIdentifier) {
-      functionCall = true;
-    } else if (token == TokenNameVariable) {
-      int tempToken = token;
-      int tempPosition = scanner.currentPosition;
-      getNextToken();
-      if (token == TokenNameLPAREN) {
-        functionCall = true;
-      }
-      token = tempToken;
-      scanner.currentPosition = tempPosition;
-      scanner.phpMode = true;
-    }
-    if (functionCall) {
-      function_call();
-    } else {
-      base_variable();
-    }
+    //    if (token == TokenNameIdentifier) {
+    //      functionCall = true;
+    //    } else if (token == TokenNameVariable) {
+    //      int tempToken = token;
+    //      int tempPosition = scanner.currentPosition;
+    //      getNextToken();
+    //      if (token == TokenNameLPAREN) {
+    //        functionCall = true;
+    //      }
+    //      token = tempToken;
+    //      scanner.currentPosition = tempPosition;
+    //      scanner.phpMode = true;
+    //    }
+    //    if (functionCall) {
+    function_call();
+    //    } else {
+    //      base_variable();
+    //    }
   }
   private void base_variable() {
     //  base_variable:
@@ -2901,7 +2665,10 @@ public class Parser //extends PHPParserSuperclass
     if (Scanner.TRACE) {
       System.out.println("TRACE: variable_name()");
     }
-    if (token == TokenNameIdentifier) {
+    if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+      if (token > TokenNameKEYWORD) {
+        // TODO show a warning "Keyword used as variable" ?
+      }
       getNextToken();
     } else {
       if (token != TokenNameLBRACE) {
@@ -2912,6 +2679,7 @@ public class Parser //extends PHPParserSuperclass
       if (token != TokenNameRBRACE) {
         throwSyntaxError("'}' expected in variable name.");
       }
+      getNextToken();
     }
   }
   private void r_variable() {
@@ -3022,6 +2790,244 @@ public class Parser //extends PHPParserSuperclass
     }
     getNextToken();
   }
+  private void encaps_list() {
+    //                 encaps_list encaps_var
+    //         | encaps_list T_STRING
+    //         | encaps_list T_NUM_STRING
+    //         | encaps_list T_ENCAPSED_AND_WHITESPACE
+    //         | encaps_list T_CHARACTER
+    //         | encaps_list T_BAD_CHARACTER
+    //         | encaps_list '['
+    //         | encaps_list ']'
+    //         | encaps_list '{'
+    //         | encaps_list '}'
+    //         | encaps_list T_OBJECT_OPERATOR
+    //         | /* empty */
+    while (true) {
+      switch (token) {
+        case TokenNameSTRING :
+          getNextToken();
+          break;
+        case TokenNameLBRACE :
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          break;
+        case TokenNameRBRACE :
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          break;
+        case TokenNameLBRACKET :
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          break;
+        case TokenNameRBRACKET :
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          break;
+        case TokenNameMINUS_GREATER :
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          break;
+        case TokenNameVariable :
+        case TokenNameDOLLAR_LBRACE :
+        case TokenNameCURLY_OPEN :
+          encaps_var();
+          break;
+        //        case TokenNameDOLLAR :
+        //          getNextToken();
+        //          if (token == TokenNameLBRACE) {
+        //            token = TokenNameDOLLAR_LBRACE;
+        //            encaps_var();
+        //          }
+        //          break;
+        default :
+          char encapsedChar = ((Character) scanner.encapsedStringStack.peek())
+              .charValue();
+          if (encapsedChar == '$') {
+            scanner.encapsedStringStack.pop();
+            encapsedChar = ((Character) scanner.encapsedStringStack.peek())
+                .charValue();
+            switch (encapsedChar) {
+              case '`' :
+                if (token == TokenNameEncapsedString0) {
+                  return;
+                }
+                token = TokenNameSTRING;
+                continue;
+              case '\'' :
+                if (token == TokenNameEncapsedString1) {
+                  return;
+                }
+                token = TokenNameSTRING;
+                continue;
+              case '"' :
+                if (token == TokenNameEncapsedString2) {
+                  return;
+                }
+                token = TokenNameSTRING;
+                continue;
+            }
+          }
+          return;
+      }
+    }
+  }
+  private void encaps_var() {
+    //                 T_VARIABLE
+    //         | T_VARIABLE '[' encaps_var_offset ']'
+    //         | T_VARIABLE T_OBJECT_OPERATOR T_STRING
+    //         | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
+    //         | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
+    //         | T_CURLY_OPEN variable '}'
+    switch (token) {
+      case TokenNameVariable :
+        getNextToken();
+        if (token == TokenNameLBRACKET) {
+          getNextToken();
+          //          if (token == TokenNameRBRACKET) {
+          //            getNextToken();
+          //          } else {
+          expr(); //encaps_var_offset();
+          if (token != TokenNameRBRACKET) {
+            throwSyntaxError("']' expected after variable.");
+          }
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+          //          }
+        } else if (token == TokenNameMINUS_GREATER) {
+          getNextToken();
+          if (token != TokenNameIdentifier) {
+            throwSyntaxError("Identifier expected after '->'.");
+          }
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        //        else {
+        //          // scanner.encapsedStringStack.pop();
+        //          int tempToken = TokenNameSTRING;
+        //          if (!scanner.encapsedStringStack.isEmpty()
+        //              && (token == TokenNameEncapsedString0
+        //                  || token == TokenNameEncapsedString1
+        //                  || token == TokenNameEncapsedString2 || token == TokenNameERROR)) {
+        //            char encapsedChar = ((Character) scanner.encapsedStringStack.peek())
+        //                .charValue();
+        //            switch (token) {
+        //              case TokenNameEncapsedString0 :
+        //                if (encapsedChar == '`') {
+        //                  tempToken = TokenNameEncapsedString0;
+        //                }
+        //                break;
+        //              case TokenNameEncapsedString1 :
+        //                if (encapsedChar == '\'') {
+        //                  tempToken = TokenNameEncapsedString1;
+        //                }
+        //                break;
+        //              case TokenNameEncapsedString2 :
+        //                if (encapsedChar == '"') {
+        //                  tempToken = TokenNameEncapsedString2;
+        //                }
+        //                break;
+        //              case TokenNameERROR :
+        //                if (scanner.source[scanner.currentPosition - 1] == '\\') {
+        //                  scanner.currentPosition--;
+        //                  getNextToken();
+        //                }
+        //                break;
+        //            }
+        //          }
+        //          token = tempToken;
+        //        }
+        break;
+      case TokenNameDOLLAR_LBRACE :
+        getNextToken();
+        if (token == TokenNameIdentifier) {
+          getNextToken();
+          if (token == TokenNameLBRACKET) {
+            getNextToken();
+            //            if (token == TokenNameRBRACKET) {
+            //              getNextToken();
+            //            } else {
+            expr();
+            if (token != TokenNameRBRACKET) {
+              throwSyntaxError("']' expected after '${'.");
+            }
+            getNextToken();
+            //            }
+          }
+          if (token != TokenNameRBRACE) {
+            throwSyntaxError("'}' expected after '${'.");
+          }
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+        } else {
+          expr();
+          if (token != TokenNameRBRACE) {
+            throwSyntaxError("'}' expected.");
+          }
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        break;
+      case TokenNameCURLY_OPEN :
+        getNextToken();
+        if (token == TokenNameIdentifier) {
+          getNextToken();
+          if (token == TokenNameLBRACKET) {
+            getNextToken();
+            //            if (token == TokenNameRBRACKET) {
+            //              getNextToken();
+            //            } else {
+            expr();
+            if (token != TokenNameRBRACKET) {
+              throwSyntaxError("']' expected after '{$'.");
+            }
+            getNextToken();
+            //            }
+          } else if (token == TokenNameMINUS_GREATER) {
+            getNextToken();
+            if (token != TokenNameIdentifier) {
+              throwSyntaxError("String token expected.");
+            }
+            getNextToken();
+          }
+          //          if (token != TokenNameRBRACE) {
+          //            throwSyntaxError("'}' expected after '{$'.");
+          //          }
+          //          // scanner.encapsedStringStack.pop();
+          //          getNextToken();
+        } else {
+          expr();
+          if (token != TokenNameRBRACE) {
+            throwSyntaxError("'}' expected.");
+          }
+          //          scanner.encapsedStringStack.pop();
+          getNextToken();
+        }
+        break;
+    }
+  }
+  private void encaps_var_offset() {
+    //                 T_STRING
+    //         | T_NUM_STRING
+    //         | T_VARIABLE
+    switch (token) {
+      case TokenNameSTRING :
+        getNextToken();
+        break;
+      case TokenNameIntegerLiteral :
+        getNextToken();
+        break;
+      case TokenNameVariable :
+        getNextToken();
+        break;
+      case TokenNameIdentifier :
+        getNextToken();
+        break;
+      default :
+        throwSyntaxError("Variable or String token expected.");
+        break;
+    }
+  }
   private void internal_functions_in_yacc() {
     switch (token) {
       case TokenNameisset :
@@ -3180,6 +3186,48 @@ public class Parser //extends PHPParserSuperclass
           }
         }
         break;
+      case TokenNameEncapsedString0 :
+        try {
+          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          while (scanner.currentCharacter != '`') {
+            if (scanner.currentCharacter == '\\') {
+              scanner.currentPosition++;
+            }
+            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          }
+          getNextToken();
+        } catch (IndexOutOfBoundsException e) {
+          throwSyntaxError("'`' expected at end of static string.");
+        }
+        break;
+      case TokenNameEncapsedString1 :
+        try {
+          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          while (scanner.currentCharacter != '\'') {
+            if (scanner.currentCharacter == '\\') {
+              scanner.currentPosition++;
+            }
+            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          }
+          getNextToken();
+        } catch (IndexOutOfBoundsException e) {
+          throwSyntaxError("'\'' expected at end of static string.");
+        }
+        break;
+      case TokenNameEncapsedString2 :
+        try {
+          scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          while (scanner.currentCharacter != '"') {
+            if (scanner.currentCharacter == '\\') {
+              scanner.currentPosition++;
+            }
+            scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+          }
+          getNextToken();
+        } catch (IndexOutOfBoundsException e) {
+          throwSyntaxError("'\"' expected at end of static string.");
+        }
+        break;
       case TokenNamePLUS :
         getNextToken();
         static_scalar();
@@ -3234,7 +3282,7 @@ public class Parser //extends PHPParserSuperclass
         break;
       }
       getNextToken();
-      if (token != TokenNameRPAREN) {
+      if (token == TokenNameRPAREN) {
         break;
       }
     }