Examples of org.jruby.lexer.yacc.SyntaxException

org.jruby.lexer.yacc.SyntaxException

      @param message text to be displayed.
      @param expected list of acceptable tokens, if available.
    */
  public void yyerror (String message, String[] expected, String found) {
    String text = ", unexpected " + found + "\n"; 
    throw new SyntaxException(PID.GRAMMAR_ERROR, getPosition(null), text, found);
  }

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case 290:
          // line 1078 "DefaultRubyParser.y"
  {
            if (((Node)yyVals[-1+yyTop]) != null && 
                      ((BlockAcceptingNode)yyVals[-1+yyTop]).getIterNode() instanceof BlockPassNode) {
                      throw new SyntaxException(PID.BLOCK_ARG_AND_BLOCK_GIVEN, getPosition(((Node)yyVals[-1+yyTop])), "Both block arg and actual block given.");
      }
      yyVal = ((BlockAcceptingNode)yyVals[-1+yyTop]).setIterNode(((IterNode)yyVals[0+yyTop]));
      ((Node)yyVal).setPosition(support.union(((Node)yyVals[-1+yyTop]), ((IterNode)yyVals[0+yyTop])));
              }
  break;
case 291:
          // line 1086 "DefaultRubyParser.y"
  {
                  yyVal = new IfNode(support.union(((Token)yyVals[-5+yyTop]), ((Token)yyVals[0+yyTop])), support.getConditionNode(((Node)yyVals[-4+yyTop])), ((Node)yyVals[-2+yyTop]), ((Node)yyVals[-1+yyTop]));
              }
  break;
case 292:
          // line 1089 "DefaultRubyParser.y"
  {
                  yyVal = new IfNode(support.union(((Token)yyVals[-5+yyTop]), ((Token)yyVals[0+yyTop])), support.getConditionNode(((Node)yyVals[-4+yyTop])), ((Node)yyVals[-1+yyTop]), ((Node)yyVals[-2+yyTop]));
              }
  break;
case 293:
          // line 1092 "DefaultRubyParser.y"
  { 
                  lexer.getConditionState().begin();
        }
  break;
case 294:
          // line 1094 "DefaultRubyParser.y"
  {
      lexer.getConditionState().end();
        }
  break;
case 295:
          // line 1096 "DefaultRubyParser.y"
  {
                  Node body = ((Node)yyVals[-1+yyTop]) == null ? NilImplicitNode.NIL : ((Node)yyVals[-1+yyTop]);
                  yyVal = new WhileNode(support.union(((Token)yyVals[-6+yyTop]), ((Token)yyVals[0+yyTop])), support.getConditionNode(((Node)yyVals[-4+yyTop])), body);
              }
  break;
case 296:
          // line 1100 "DefaultRubyParser.y"
  {
                  lexer.getConditionState().begin();
              }
  break;
case 297:
          // line 1102 "DefaultRubyParser.y"
  {
                  lexer.getConditionState().end();
              }
  break;
case 298:
          // line 1104 "DefaultRubyParser.y"
  {
                  Node body = ((Node)yyVals[-1+yyTop]) == null ? NilImplicitNode.NIL : ((Node)yyVals[-1+yyTop]);
                  yyVal = new UntilNode(getPosition(((Token)yyVals[-6+yyTop])), support.getConditionNode(((Node)yyVals[-4+yyTop])), body);
              }
  break;
case 299:
          // line 1108 "DefaultRubyParser.y"
  {
                  yyVal = new CaseNode(support.union(((Token)yyVals[-4+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-3+yyTop]), ((Node)yyVals[-1+yyTop]));
              }
  break;
case 300:
          // line 1111 "DefaultRubyParser.y"
  {
/* TODO: MRI is just a when node.  We need this extra logic for IDE consumers (null in casenode statement should be implicit nil)*/
/*                  if (support.getConfiguration().hasExtraPositionInformation()) {*/
                      yyVal = new CaseNode(support.union(((Token)yyVals[-3+yyTop]), ((Token)yyVals[0+yyTop])), null, ((Node)yyVals[-1+yyTop]));
/*                  } else {*/
/*                      $$ = $3;*/
/*                  }*/
              }
  break;
case 301:
          // line 1119 "DefaultRubyParser.y"
  {
      yyVal = ((Node)yyVals[-1+yyTop]);
              }
  break;
case 302:
          // line 1122 "DefaultRubyParser.y"
  {
                  lexer.getConditionState().begin();
              }
  break;
case 303:
          // line 1124 "DefaultRubyParser.y"
  {
                  lexer.getConditionState().end();
              }
  break;
case 304:
          // line 1126 "DefaultRubyParser.y"
  {
                  yyVal = new ForNode(support.union(((Token)yyVals[-8+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-7+yyTop]), ((Node)yyVals[-1+yyTop]), ((Node)yyVals[-4+yyTop]));
              }
  break;
case 305:
          // line 1129 "DefaultRubyParser.y"
  {
                  if (support.isInDef() || support.isInSingle()) {
                      yyerror("class definition in method body");
                  }
      support.pushLocalScope();
              }
  break;
case 306:
          // line 1134 "DefaultRubyParser.y"
  {
                  Node body = ((Node)yyVals[-1+yyTop]) == null ? NilImplicitNode.NIL : ((Node)yyVals[-1+yyTop]);


                  yyVal = new ClassNode(support.union(((Token)yyVals[-5+yyTop]), ((Token)yyVals[0+yyTop])), ((Colon3Node)yyVals[-4+yyTop]), support.getCurrentScope(), body, ((Node)yyVals[-3+yyTop]));
                  support.popCurrentScope();
              }
  break;
case 307:
          // line 1140 "DefaultRubyParser.y"
  {
                  yyVal = new Boolean(support.isInDef());
                  support.setInDef(false);
              }
  break;
case 308:
          // line 1143 "DefaultRubyParser.y"
  {
                  yyVal = new Integer(support.getInSingle());
                  support.setInSingle(0);
      support.pushLocalScope();
              }
  break;
case 309:
          // line 1147 "DefaultRubyParser.y"
  {
                  yyVal = new SClassNode(support.union(((Token)yyVals[-7+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-5+yyTop]), support.getCurrentScope(), ((Node)yyVals[-1+yyTop]));
                  support.popCurrentScope();
                  support.setInDef(((Boolean)yyVals[-4+yyTop]).booleanValue());
                  support.setInSingle(((Integer)yyVals[-2+yyTop]).intValue());
              }
  break;
case 310:
          // line 1153 "DefaultRubyParser.y"
  {
                  if (support.isInDef() || support.isInSingle()) { 
                      yyerror("module definition in method body");
                  }
      support.pushLocalScope();
              }
  break;
case 311:
          // line 1158 "DefaultRubyParser.y"
  {
                  Node body = ((Node)yyVals[-1+yyTop]) == null ? NilImplicitNode.NIL : ((Node)yyVals[-1+yyTop]);


                  yyVal = new ModuleNode(support.union(((Token)yyVals[-4+yyTop]), ((Token)yyVals[0+yyTop])), ((Colon3Node)yyVals[-3+yyTop]), support.getCurrentScope(), body);
                  support.popCurrentScope();
              }
  break;
case 312:
          // line 1164 "DefaultRubyParser.y"
  {
                  support.setInDef(true);
      support.pushLocalScope();
              }
  break;
case 313:
          // line 1167 "DefaultRubyParser.y"
  {
                  /* TODO: We should use implicit nil for body, but problem (punt til later)*/
                  Node body = ((Node)yyVals[-1+yyTop]); /*$5 == null ? NilImplicitNode.NIL : $5;*/


                  /* NOEX_PRIVATE for toplevel */
                  yyVal = new DefnNode(support.union(((Token)yyVals[-5+yyTop]), ((Token)yyVals[0+yyTop])), new ArgumentNode(((Token)yyVals[-4+yyTop]).getPosition(), (String) ((Token)yyVals[-4+yyTop]).getValue()), ((ArgsNode)yyVals[-2+yyTop]), support.getCurrentScope(), body);
                  support.popCurrentScope();
                  support.setInDef(false);
              }
  break;
case 314:
          // line 1176 "DefaultRubyParser.y"
  {
                  lexer.setState(LexState.EXPR_FNAME);
              }
  break;
case 315:
          // line 1178 "DefaultRubyParser.y"
  {
                  support.setInSingle(support.getInSingle() + 1);
      support.pushLocalScope();
                  lexer.setState(LexState.EXPR_END); /* force for args */
              }
  break;
case 316:
          // line 1182 "DefaultRubyParser.y"
  {
                  /* TODO: We should use implicit nil for body, but problem (punt til later)*/
                  Node body = ((Node)yyVals[-1+yyTop]); /*$8 == null ? NilImplicitNode.NIL : $8;*/


                  yyVal = new DefsNode(support.union(((Token)yyVals[-8+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-7+yyTop]), new ArgumentNode(((Token)yyVals[-4+yyTop]).getPosition(), (String) ((Token)yyVals[-4+yyTop]).getValue()), ((ArgsNode)yyVals[-2+yyTop]), support.getCurrentScope(), body);
                  support.popCurrentScope();
                  support.setInSingle(support.getInSingle() - 1);
              }
  break;
case 317:
          // line 1190 "DefaultRubyParser.y"
  {
                  yyVal = new BreakNode(((Token)yyVals[0+yyTop]).getPosition(), NilImplicitNode.NIL);
              }
  break;
case 318:
          // line 1193 "DefaultRubyParser.y"
  {
                  yyVal = new NextNode(((Token)yyVals[0+yyTop]).getPosition(), NilImplicitNode.NIL);
              }
  break;
case 319:
          // line 1196 "DefaultRubyParser.y"
  {
                  yyVal = new RedoNode(((Token)yyVals[0+yyTop]).getPosition());
              }
  break;
case 320:
          // line 1199 "DefaultRubyParser.y"
  {
                  yyVal = new RetryNode(((Token)yyVals[0+yyTop]).getPosition());
              }
  break;
case 321:
          // line 1203 "DefaultRubyParser.y"
  {
                  support.checkExpression(((Node)yyVals[0+yyTop]));
      yyVal = ((Node)yyVals[0+yyTop]);
        }
  break;
case 330:
          // line 1218 "DefaultRubyParser.y"
  {
/*mirko: support.union($<ISourcePositionHolder>1.getPosition(), getPosition($<ISourcePositionHolder>1)) ?*/
                  yyVal = new IfNode(getPosition(((Token)yyVals[-4+yyTop])), support.getConditionNode(((Node)yyVals[-3+yyTop])), ((Node)yyVals[-1+yyTop]), ((Node)yyVals[0+yyTop]));
              }
  break;
case 332:
          // line 1224 "DefaultRubyParser.y"
  {
                  yyVal = ((Node)yyVals[0+yyTop]);
              }
  break;
case 334:
          // line 1229 "DefaultRubyParser.y"
  {}
  break;
case 336:
          // line 1232 "DefaultRubyParser.y"
  {
                  yyVal = new ZeroArgNode(support.union(((Token)yyVals[-1+yyTop]), ((Token)yyVals[0+yyTop])));
              }
  break;
case 337:
          // line 1235 "DefaultRubyParser.y"
  {
                  yyVal = new ZeroArgNode(((Token)yyVals[0+yyTop]).getPosition());
        }
  break;
case 338:
          // line 1238 "DefaultRubyParser.y"
  {
                  yyVal = ((Node)yyVals[-1+yyTop]);


      /* Include pipes on multiple arg type*/
                  if (((Node)yyVals[-1+yyTop]) instanceof MultipleAsgnNode) {
          ((Node)yyVals[-1+yyTop]).setPosition(support.union(((Token)yyVals[-2+yyTop]), ((Token)yyVals[0+yyTop])));
      } 
              }
  break;
case 339:
          // line 1247 "DefaultRubyParser.y"
  {
                  support.pushBlockScope();
        }
  break;
case 340:
          // line 1249 "DefaultRubyParser.y"
  {
                  yyVal = new IterNode(support.union(((Token)yyVals[-4+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-2+yyTop]), support.getCurrentScope(), ((Node)yyVals[-1+yyTop]));
                  support.popCurrentScope();
              }
  break;
case 341:
          // line 1255 "DefaultRubyParser.y"
  {
            if (((BlockAcceptingNode)yyVals[-1+yyTop]).getIterNode() instanceof BlockPassNode) {
                      throw new SyntaxException(PID.BLOCK_ARG_AND_BLOCK_GIVEN, getPosition(((Node)yyVals[-1+yyTop])), "Both block arg and actual block given.");
                  }
      yyVal = ((BlockAcceptingNode)yyVals[-1+yyTop]).setIterNode(((IterNode)yyVals[0+yyTop]));
      ((Node)yyVal).setPosition(support.union(((Node)yyVals[-1+yyTop]), ((IterNode)yyVals[0+yyTop])));
              }
  break;

View Full Code Here

        inDefinition = false;
    }
    
    public void allowDubyExtension(ISourcePosition position) {
        if (!configuration.isDubyExtensionsEnabled()) {
            throw new SyntaxException(PID.DUBY_EXTENSIONS_OFF, position, "Duby extensions not configured");
        }
    }

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            return new ClassVarNode(node.getPosition(), ((INameNode) node).getName());
        case GLOBALASGNNODE:
            return new GlobalVarNode(node.getPosition(), ((INameNode) node).getName());
        }
        
        throw new SyntaxException(PID.BAD_IDENTIFIER, node.getPosition(), "identifier " + 
                ((INameNode) node).getName() + " is not valid", ((INameNode) node).getName());
    }

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            return new ClassVarNode(token.getPosition(), (String) token.getValue());
        case Tokens.tGVAR:
            return new GlobalVarNode(token.getPosition(), (String) token.getValue());
        }


        throw new SyntaxException(PID.BAD_IDENTIFIER, token.getPosition(), "identifier " + 
                (String) token.getValue() + " is not valid", token.getValue());
    }

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    public AssignableNode assignable(Token lhs, Node value) {
        checkExpression(value);


        switch (lhs.getType()) {
            case Tokens.kSELF:
                throw new SyntaxException(PID.CANNOT_CHANGE_SELF, lhs.getPosition(), "Can't change the value of self");
            case Tokens.kNIL:
                throw new SyntaxException(PID.INVALID_ASSIGNMENT, lhs.getPosition(), "Can't assign to nil", "nil");
            case Tokens.kTRUE:
                throw new SyntaxException(PID.INVALID_ASSIGNMENT, lhs.getPosition(), "Can't assign to true", "true");
            case Tokens.kFALSE:
                throw new SyntaxException(PID.INVALID_ASSIGNMENT, lhs.getPosition(), "Can't assign to false", "false");
            case Tokens.k__FILE__:
                throw new SyntaxException(PID.INVALID_ASSIGNMENT, lhs.getPosition(), "Can't assign to __FILE__", "__FILE__");
            case Tokens.k__LINE__:
                throw new SyntaxException(PID.INVALID_ASSIGNMENT, lhs.getPosition(), "Can't assign to __LINE__", "__LINE__");
            case Tokens.tIDENTIFIER:
                return currentScope.assign(value != NilImplicitNode.NIL ? union(lhs, value) : lhs.getPosition(), (String) lhs.getValue(), makeNullNil(value));
            case Tokens.tCONSTANT:
                if (isInDef() || isInSingle()) {
                    throw new SyntaxException(PID.DYNAMIC_CONSTANT_ASSIGNMENT, lhs.getPosition(), "dynamic constant assignment");
                }
                return new ConstDeclNode(lhs.getPosition(), (String) lhs.getValue(), null, value);
            case Tokens.tIVAR:
                return new InstAsgnNode(lhs.getPosition(), (String) lhs.getValue(), value);
            case Tokens.tCVAR:
                if (isInDef() || isInSingle()) {
                    return new ClassVarAsgnNode(lhs.getPosition(), (String) lhs.getValue(), value);
                }
                return new ClassVarDeclNode(lhs.getPosition(), (String) lhs.getValue(), value);
            case Tokens.tGVAR:
                return new GlobalAsgnNode(lhs.getPosition(), (String) lhs.getValue(), value);
        }


        throw new SyntaxException(PID.BAD_IDENTIFIER, lhs.getPosition(), "identifier " + 
                (String) lhs.getValue() + " is not valid", lhs.getValue());
    }

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    }


    public void backrefAssignError(Node node) {
        if (node instanceof NthRefNode) {
            String varName = "$" + ((NthRefNode) node).getMatchNumber();
            throw new SyntaxException(PID.INVALID_ASSIGNMENT, node.getPosition(), 
                    "Can't set variable " + varName + '.', varName);
        } else if (node instanceof BackRefNode) {
            String varName = "$" + ((BackRefNode) node).getType();
            throw new SyntaxException(PID.INVALID_ASSIGNMENT, node.getPosition(), "Can't set variable " + varName + '.', varName);
        }
    }

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    }
    
    public Node ret_args(Node node, ISourcePosition position) {
        if (node != null) {
            if (node instanceof BlockPassNode) {
                throw new SyntaxException(PID.DYNAMIC_CONSTANT_ASSIGNMENT, position, "Dynamic constant assignment.");
            } else if (node instanceof ArrayNode && ((ArrayNode)node).size() == 1) {
                node = ((ArrayNode)node).get(0);
            } else if (node instanceof SplatNode) {
                node = new SValueNode(position, node);
            }

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  /**
   * @fixme error handling
   **/
    private boolean checkAssignmentInCondition(Node node) {
        if (node instanceof MultipleAsgnNode) {
            throw new SyntaxException(PID.MULTIPLE_ASSIGNMENT_IN_CONDITIONAL, node.getPosition(), "Multiple assignment in conditional.");
        } else if (node instanceof LocalAsgnNode || node instanceof DAsgnNode || node instanceof GlobalAsgnNode || node instanceof InstAsgnNode) {
            Node valueNode = ((AssignableNode) node).getValueNode();
            if (valueNode instanceof ILiteralNode || valueNode instanceof NilNode || valueNode instanceof TrueNode || valueNode instanceof FalseNode) {
                warnings.warn(ID.ASSIGNMENT_IN_CONDITIONAL, node.getPosition(), "Found '=' in conditional, should be '=='.");
            }

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    public Node getReturnArgsNode(Node node) {
        if (node instanceof ArrayNode && ((ArrayNode) node).size() == 1) { 
            return ((ListNode) node).get(0);
        } else if (node instanceof BlockPassNode) {
            throw new SyntaxException(PID.BLOCK_ARG_UNEXPECTED, node.getPosition(), "Block argument should not be given.");
        }
        return node;
    }

View Full Code Here

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Related Classes of org.jruby.lexer.yacc.SyntaxException

org.jruby.parser.DefaultRubyParser

org.jruby.parser.ParserSupport

org.jruby.parser.ParserSupport19

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