// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN)//Anil August 26 2005 For handling DD variable and Expression
{
return(pVisitor.visitCompoundExpression(
this,
pSymbolTable,
ref pvar,
AssignType));//Anil August 26 2005 to Fix a[exp1] += exp2
}
// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN)//Anil August 26 2005 to Fix a[exp1] += exp2
{
//Anil Octobet 5 2005 for handling Method Calling Method
return(pVisitor.visitReturnStatement(
this,
pSymbolTable,
ref pvar,
AssignType));
// return VISIT_RETURN;
}
// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN) //Anil August 26 2005 to Fix a[exp1] += exp2
{
if ((object)pvar != null) // stevev 19nov09 - make 'for(;;)' statement work
{
byte[] b = { 1 };
pvar.SetValue(b, 0, VARIANT_TYPE.RUL_UNSIGNED_CHAR); // stevev 19nov09 - make 'for(;;)' statement work
}
return(VISIT_NORMAL);
}
// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN) //Anil August 26 2005 to Fix a[exp1] += exp2
{
int nReturn = pVisitor.visitProgram(this, pSymbolTable, ref pvar, AssignType); //Anil August 26 2005 to Fix a[exp1] += exp2
/*
* if (nReturn == VISIT_ERROR)// emerson april2013
* {
* throw (C_UM_ERROR_INTERNALERR);
* }
*/
return(nReturn);
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
int i32Ret = 0;
CToken pToken = null;
//try
{
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_LBRACK))
{
//DELETE_PTR(pToken);//clean up memory even on errors
//throw (C_UM_ERROR_INTERNALERR);
}
m_pDeclarations = new CDeclarations();
i32Ret = m_pDeclarations.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
m_pStmtList = new CStatementList();
i32Ret = m_pStmtList.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
if (0 == i32Ret)
{
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_RBRACK))
{
//DELETE_PTR(pToken);//clean up memory, even on errors
//throw (C_UM_ERROR_INTERNALERR);
return(i32Ret);
}
else
{
return(1);
}
}
return(0);
}
/*
* catch (CRIDEError* perr)
* {
* //if nobody has bothered to catch the error till now,
* //what else can be done but to just eat it and keep quiet...
* pvecErrors.push_back(perr);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return i32Ret;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
return(0);
}
// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN)//Anil August 26 2005 to Fix a[exp1] += exp2
{
return(0);
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
//try
{
//Munch a <FOR>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !pToken.IsFORStatement())
{
//throw (C_UM_ERROR_INTERNALERR);
}
//Munch a <(>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_LPAREN))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch a Initialization Statement...
CParserBuilder builder = new CParserBuilder();
m_pInitializationStatement = (CAssignmentStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
if (null != (m_pInitializationStatement))
{
m_pInitializationStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
}
else
{
//Munch a <;>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SEMICOLON))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
}
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
//
CParserBuilder builder2 = new CParserBuilder();
CExpParser expParser = new CExpParser();
CGrammarNode pNode;
pNode = builder2.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
m_pExpression = null;
m_pExpressionStatement = null;
if (null != pNode)
{
expressionNodeType = pNode.GetNodeType();
if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN;
m_pExpressionStatement = (CAssignmentStatement)pNode;
m_pExpressionStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable, STATEMENT_TYPE.STMT_asic);
}
else if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION;
m_pExpression
= expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_FOR);
if (m_pExpression == null)
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGEXP);
}
}
else if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_INVALID)
{
pToken = null;
//try
{
if ((CLexicalAnalyzer.LEX_FAIL != (plexAnal.LookAheadToken(ref pToken))) && pToken != null)
{
if ((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SEMICOLON))
{
// This code is to handle for(;;) for Yokagawa EJX
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION;
CToken pToken2 = new CToken("1");
pToken2.SetType(RUL_TOKEN_TYPE.RUL_NUMERIC_CONSTANT);
m_pExpression = new CPrimaryExpression(pToken2);
}
}
}
/*
* catch (...)
* {
* }
*/
}
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
//Munch a <;>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SEMICOLON))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch a Increment Statement...
pNode = builder2.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
m_pIncrementExpression = null;
m_pIncrementStatement = null;
if (null != pNode)
{
incrementNodeType = pNode.GetNodeType();
if (incrementNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN)
{
incrementNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN;
m_pIncrementStatement = (CAssignmentStatement)pNode;
m_pIncrementStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable, STATEMENT_TYPE.STMT_ASSIGNMENT_FOR);
}
else if (incrementNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION)
{
incrementNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION;
m_pIncrementExpression
= expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_FOR);
if (m_pIncrementExpression == null)
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGEXP);
}
}
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
//Munch a <)>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_RPAREN))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch the statement
CParserBuilder builder3 = new CParserBuilder();
m_pStatement = (CStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
if (null != (m_pStatement))
{
m_pStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_SYMBOL,
* RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
public int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, CSymbolTable pSymbolTable, STATEMENT_TYPE stmt_type)
{
return(1);
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
//try
{
//Munch a <WHILE>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !pToken.IsWHILEStatement())
{
//throw (C_UM_ERROR_INTERNALERR);
}
//Munch a <(>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_LPAREN))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
//
CParserBuilder builder2 = new CParserBuilder();
CExpParser expParser = new CExpParser();
CGrammarNode pNode;
pNode = builder2.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
m_pExpression = null;
m_pExpressionStatement = null;
if (null != pNode)
{
expressionNodeType = pNode.GetNodeType();
if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN;
m_pExpressionStatement = (CAssignmentStatement)pNode;
m_pExpressionStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable, STATEMENT_TYPE.STMT_ASSIGNMENT_FOR);
}
else if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION;
m_pExpression
= expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_WHILE);//Vibhor 150305: Changed from EXPR_FOR
if (m_pExpression == null)
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGEXP);
}
}
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
//Munch a <)>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !(pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_RPAREN))
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGRP);
plexAnal.UnGetToken();
}
//Munch a Statement...
CParserBuilder builder = new CParserBuilder();
m_pStatement = (CStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
if (null != (m_pStatement))
{
m_pStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_SYMBOL,
* RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
{
//Munch a <IF>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || !pToken.IsIFStatement())
{
//throw(C_UM_ERROR_INTERNALERR);
}
//Munch a <(>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_LPAREN))
{
//ADD_ERROR(C_IF_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
//
CExpParser expParser = new CExpParser();
//try
{
m_pExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_IF);
if (m_pExpression == null)
{
//ADD_ERROR(C_IF_ERROR_MISSINGEXP);
}
}
//Munch a <)>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_RPAREN))
{
//ADD_ERROR(C_IF_ERROR_MISSINGRP);
plexAnal.UnGetToken();
}
//Eat a Statement...
CParserBuilder builder = new CParserBuilder();
m_pStatement = (CStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
if (null != m_pStatement)
{
int i32Ret = m_pStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
if (i32Ret == 0)
{
//ADD_ERROR(C_IF_ERROR_MISSINGSTMT);
}
}
else
{
//ADD_ERROR(C_IF_ERROR_MISSINGSTMT);
}
//See if you can snatch a "else"
try
{
m_pElse = (CELSEStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_SELECTION);
if (null != m_pElse)
{
m_pElse.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
}
}
catch (Exception ex)
{
string exinfo = ex.Message;
//return 0;
}
return(1);
}
}
public override int visitArrayExpression(CArrayExpression pArrExp, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType)
{
//try
{
int i32Idx = pArrExp.GetToken().GetSymbolTableIndex();
CVariable pVariable = pSymbolTable.GetAt(i32Idx);
INTER_SAFEARRAY prgsa = pVariable.GetValue().GetValue().prgsa;
//evaluate the expressions...
EXPR_VECTOR pvecExpressions = pArrExp.GetExpressions();
List <int> vecDims = new List <int>();
prgsa.GetDims(ref vecDims);
if (vecDims.Count != pvecExpressions.Count)
{
//throw (C_TC_ERROR_DIM_MISMATCH, pArrExp);
}
byte[] by;
switch (prgsa.Type())
{
case VARIANT_TYPE.RUL_CHAR:
by = new byte[1];
//by[0] = ' ';
by[0] = 0;
pvar.SetValue(by, 0, prgsa.Type());
break;
case VARIANT_TYPE.RUL_INT:
by = new byte[4];
by = BitConverter.GetBytes((int)0);
pvar.SetValue(by, 0, prgsa.Type());
break;
case VARIANT_TYPE.RUL_BOOL:
by = new byte[1];
by[0] = 0;
pvar.SetValue(by, 0, prgsa.Type());
break;
case VARIANT_TYPE.RUL_FLOAT:
by = new byte[4];
by = BitConverter.GetBytes((float)0.0);
pvar.SetValue(by, 0, prgsa.Type());
break;
case VARIANT_TYPE.RUL_DOUBLE:
by = new byte[4];
by = BitConverter.GetBytes((double)0.0);
pvar.SetValue(by, 0, prgsa.Type());
break;
case VARIANT_TYPE.RUL_CHARPTR:
case VARIANT_TYPE.RUL_SAFEARRAY:
case VARIANT_TYPE.RUL_DD_STRING:
case VARIANT_TYPE.RUL_UNSIGNED_CHAR:
by = new byte[1];
by[0] = 0;
pvar.SetValue(by, 0, prgsa.Type());
break;
}
return(TYPE_SUCCESS);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR, pArrExp);
* }
* return TYPE_FAILURE;
*/
}
public virtual int visitIFExpression(IFExpression pExpression, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN) //Anil August 26 2005 to Fix a[exp1] += exp2
{
return(0);
}
public virtual int visitRuleService(CRuleServiceStatement pStatement, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN) //Anil August 26 2005 to Fix a[exp1] += exp2
{
return(0);
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
//try
{
//Munch a <SWITCH>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_SWITCH))
{
//throw (C_UM_ERROR_INTERNALERR);
}
//Munch a <(>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_LPAREN))
{
//ADD_ERROR(C_IF_ERROR_MISSINGLP);
plexAnal.UnGetToken();
}
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
//
CParserBuilder builder2 = new CParserBuilder();
CExpParser expParser = new CExpParser();
CGrammarNode pNode = null;
pNode = builder2.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
m_pExpression = null;
m_pExpressionStatement = null;
if (null != pNode)
{
expressionNodeType = pNode.GetNodeType();
if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN;
m_pExpressionStatement = (CAssignmentStatement)pNode;
m_pExpressionStatement.CreateParseSubTree(ref plexAnal, ref pSymbolTable, STATEMENT_TYPE.STMT_ASSIGNMENT_FOR);
}
else if (expressionNodeType == GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION)
{
expressionNodeType = GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION;
m_pExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_FOR);
if (m_pExpression == null)
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGEXP);
}
}
}
else
{
//ADD_ERROR(C_WHILE_ERROR_MISSINGSTMT);
}
//Munch a <)>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_RPAREN))
{
//ADD_ERROR(C_IF_ERROR_MISSINGRP);
plexAnal.UnGetToken();
}
//Munch a <{>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_LBRACK))
{
//ADD_ERROR(C_IF_ERROR_MISSINGRP);
plexAnal.UnGetToken();
}
//See if you can snatch a "case"
CParserBuilder builder = new CParserBuilder();
int iNumberOfCaseStatements = 0;
m_pCase[iNumberOfCaseStatements] = (CCASEStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_SELECTION);
while (null != (m_pCase[iNumberOfCaseStatements]))
{
m_pCase[iNumberOfCaseStatements].CreateParseSubTree(ref plexAnal, ref pSymbolTable);
if (m_pCase[iNumberOfCaseStatements].IsDefaultStatement())
{
m_bIsDefaultPresent = true;
m_pDefaultCase = m_pCase[iNumberOfCaseStatements];
}
else
{
iNumberOfCaseStatements++;
}
m_pCase[iNumberOfCaseStatements] = (CCASEStatement)builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_SELECTION);
}
m_iNumberOfCasesPresent = iNumberOfCaseStatements;
//Munch a <}>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_RBRACK))
{
//ADD_ERROR(C_IF_ERROR_MISSINGRP);
plexAnal.UnGetToken();
}
/* VMKP Commented on 140404, For INOR device
* Sensor selection method is crashing with this Fix */
/* if (pNode) //TSRPRASAD 09MAR2004 Fix the memory leaks
* {
* delete pNode;
* pNode = null;
* }*/
/* VMKP Commented on 140404 */
return(1);
}
/*
* catch (CRIDEError perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_SYMBOL,
* RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
//try
{
//Munch a <RuleEngine>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_TYPE.RUL_KEYWORD != pToken.GetType()) ||
(RUL_TOKEN_SUBTYPE.RUL_RULE_ENGINE != pToken.GetSubType()))
{
//throw (C_UM_ERROR_INTERNALERR);
}
//Munch a <::>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_TYPE.RUL_SYMBOL != pToken.GetType()) ||
RUL_TOKEN_SUBTYPE.RUL_SCOPE != pToken.GetSubType())
{
//ADD_ERROR(C_RS_ERROR_MISSINGSCOPE);
plexAnal.UnGetToken();
}
//Munch a <Invoke>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_TYPE.RUL_KEYWORD != pToken.GetType()) ||
(RUL_TOKEN_SUBTYPE.RUL_INVOKE != pToken.GetSubType()))
{
//ADD_ERROR(C_RS_ERROR_MISSINGINVOKE);
plexAnal.UnGetToken();
}
//Munch a <(>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_TYPE.RUL_SYMBOL != pToken.GetType()) ||
RUL_TOKEN_SUBTYPE.RUL_LPAREN != pToken.GetSubType())
{
//ADD_ERROR(C_RS_ERROR_MISSINGLPAREN);
plexAnal.UnGetToken();
}
//Munch a <RuleName> -- this is a string
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_SUBTYPE.RUL_STRING_CONSTANT != pToken.GetSubType() &&
RUL_TOKEN_SUBTYPE.RUL_STRING_DECL != pToken.GetSubType()))
{
//ADD_ERROR(C_RS_ERROR_MISSINGRNAME);
plexAnal.UnGetToken();
}
m_pRuleName = pToken;
pToken = null;
//Munch a <)>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || RUL_TOKEN_SUBTYPE.RUL_RPAREN != pToken.GetSubType())
{
//ADD_ERROR(C_RS_ERROR_MISSINGRPAREN);
plexAnal.UnGetToken();
}
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_SUBTYPE.RUL_SEMICOLON != pToken.GetSubType()))
{
//ADD_ERROR(C_RS_ERROR_MISSINGSC);
plexAnal.UnGetToken();
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_TOKEN_TYPE.RUL_SYMBOL,
* RUL_TOKEN_TYPE.RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* //throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
// Allow Visitors to do different operations on the node.
public override int Execute(CGrammarNodeVisitor pVisitor, CSymbolTable pSymbolTable,
ref INTER_VARIANT pvar, RUL_TOKEN_SUBTYPE AssignType = RUL_TOKEN_SUBTYPE.RUL_ASSIGN) //Anil August 26 2005 to Fix a[exp1] += exp2
{
return(pVisitor.visitSelectionStatement(this, pSymbolTable, ref pvar, AssignType)); //Anil August 26 2005 to Fix a[exp1] += exp2
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
//Eat a Statement...
CToken pToken = null;
//try
{
//Munch a <CASE>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_CASE)
)
{
if (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_DEFAULT)
{
//throw (C_UM_ERROR_INTERNALERR);
}
else
{
m_bIsDefaultCase = true;
}
}
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
//
if (m_bIsDefaultCase != true)
{
CExpParser expParser = new CExpParser();
//try
{
m_pExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_CASE);
if (m_pExpression == null)
{
//ADD_ERROR(C_IF_ERROR_MISSINGEXP);
}
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.SynchronizeTo(EXPRESSION, ref pSymbolTable);
* }
*/
}
//Munch a <:>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_COLON))
{
//throw (C_UM_ERROR_INTERNALERR);
}
if ((CLexicalAnalyzer.LEX_FAIL != plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) &&
pToken != null && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_CASE))
{
plexAnal.UnGetToken();
m_pStatementList = null;
return(1);
}
plexAnal.UnGetToken();
//Look for a statement
m_pStatementList = new CStatementList();
/* if((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken,pSymbolTable))
|| !pToken
|| (pToken.GetSubType() != RUL_LBRACK)
|| )
|| {
|| plexAnal.UnGetToken();
|| }
|| else
|| {
|| bCompoundStatement = true;
|| }
|| DELETE_PTR(pToken);*/
bool bCompoundStatement = false;
int iBrackCount = 0;
while (true)
{
if (CLexicalAnalyzer.LEX_FAIL != plexAnal.GetNextToken(ref pToken, ref pSymbolTable))
{
if ((pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_LBRACK) && (bCompoundStatement))
{
bCompoundStatement = true;
iBrackCount++;
}
if ((pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_RBRACK) && (bCompoundStatement))
{
if (bCompoundStatement == true)
{
iBrackCount--;
if (iBrackCount == 0)
{
bCompoundStatement = false;
}
}
}
if ((pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_CASE) || (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_DEFAULT))
{
plexAnal.UnGetToken();
break;
}
plexAnal.UnGetToken();
}
CGrammarNode pStmt = null;
CParserBuilder builder = new CParserBuilder();
pStmt = builder.CreateParser(ref plexAnal, STATEMENT_TYPE.STMT_asic);
if (pStmt == null)
{
if (plexAnal.IsEndOfSource())
{
return(1);
}
else
{
return(0);
}
}
m_pStatementList.AddStatement((CStatement)pStmt);
int i32Ret = pStmt.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
if (i32Ret == 0)
{
//ADD_ERROR(C_ES_ERROR_MISSINGSTMT);
}
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_SYMBOL,
* RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = null;
//try
{
CExpParser expParser;
//Munch a <Var>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) || pToken == null)
{
//throw (C_UM_ERROR_INTERNALERR);
}
if (pToken.IsArrayVar())
{
plexAnal.UnGetToken();
expParser = new CExpParser();
m_pArrayExp = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_LVALUE);
m_bLvalueIsArray = true;
m_pVariable = null;
m_pOMExp = null;
m_pComplexDDExp = null;//Added By Anil August 23 2005
}
//Added By Anil August 4 2005 --starts here
//For Handlin the DD variable and Expressions
else if (pToken.IsDDItem())
{
plexAnal.UnGetToken();
expParser = new CExpParser();
m_pComplexDDExp = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_LVALUE);
m_bLvalueIsComplexDD = true;
m_pArrayExp = null;
m_pVariable = null;
m_pOMExp = null;
}
//Added By Anil August 4 2005 --Ends here
else if (pToken.IsVariable())
{
m_pVariable = pToken;
m_pArrayExp = null;
m_pOMExp = null;
m_pComplexDDExp = null;//Anil August 23 2005
//DELETE_PTR(pToken);
//todo walter
}
else if (pToken.IsOMToken())
{
//do something...
plexAnal.UnGetToken();
m_pOMExp = new COMServiceExpression();
m_pOMExp.CreateParseSubTree(ref plexAnal, ref pSymbolTable);
m_pVariable = null;
m_pArrayExp = null;
m_pComplexDDExp = null;//Anil August 23 2005
}
else
{
//throw (C_AP_ERROR_LVALUE);
}
//DELETE_PTR(pToken); //todo walter
pToken = null;
//Munch a <=> or <*=>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null ||
!pToken.IsAssignOp())
{
//throw (C_AP_ERROR_MISSINGEQ);
}
m_AssignType = pToken.GetSubType();
//Munch & Parse the expression.
//we got to give the expression string to the expression parser.
expParser = new CExpParser();
//try
{
m_pExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_ASSIGN);
if (m_pExpression == null)
{
//throw (C_AP_ERROR_MISSINGEXP);
}
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.SynchronizeTo(EXPRESSION, pSymbolTable);
* }
*/
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken == null || (RUL_TOKEN_SUBTYPE.RUL_SEMICOLON != pToken.GetSubType()))
{
//throw (C_AP_ERROR_MISSINGSC);
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.SynchronizeTo(EXPRESSION, pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CToken pToken = new CToken();
CToken pSymToken = null;
//try
{
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) || pToken == null)
{
//throw (C_UM_ERROR_INTERNALERR);
}
RUL_TOKEN_SUBTYPE SubType = pToken.GetSubType();
bool lboxState = false;
bool rboxState = false;
bool numState = false;
bool idState = true;
bool commaState = false;
CToken pArrToken = null;
int dimCnt = 0; // stevev 25apr13 - we have to reuse bracket scoped arrays
while ((CLexicalAnalyzer.LEX_FAIL != plexAnal.GetNextVarToken(ref pToken, ref pSymbolTable, SubType)) &&
pToken != null && (!pToken.IsEOS()))
{
int idex = 0;
CVariable cv = pSymbolTable.Find(pToken.GetLexeme(), ref idex);
if (cv != null)
{
pSymToken = cv.Token;
}
if ((!pToken.IsSymbol() && pSymToken != null) ||
(RUL_TOKEN_SUBTYPE.RUL_LBOX == pToken.GetSubType()) ||
(RUL_TOKEN_SUBTYPE.RUL_RBOX == pToken.GetSubType()) ||
(pToken.IsNumeric()))
{
if (pToken.IsArrayVar())
{
lboxState = true;
rboxState = false;
numState = false;
idState = false;
commaState = false;
pSymToken.SetSubType(SubType);
//Make a copy of the array Token
pArrToken = new CToken(pToken);
}
else if (lboxState)
{
if (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_LBOX)
{
//ADD_ERROR(C_DECL_ERROR_LBOX);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
lboxState = false;
rboxState = true;
numState = false;
idState = false;
commaState = false;
}
else if (rboxState)
{
if ((null == pArrToken) || !pToken.IsNumeric())
{
//ADD_ERROR(C_DECL_ERROR_NUM);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
lboxState = false;
rboxState = false;
numState = true;
idState = false;
commaState = false;
//This is a number and with pArrToken get the symbol table token
int i32Idx = pArrToken.GetSymbolTableIndex();
CVariable pVar = pSymbolTable.GetAt(i32Idx);
//INTER_VARIANT varArray = pVar.GetValue();
VARIANT_TYPE vtSafeArray = new VARIANT_TYPE();
//increment the dimension and set the limit of that dimension
if (pVar.GetValue().GetVarType() != VARIANT_TYPE.RUL_SAFEARRAY || dimCnt == 0)// stevev 25apr13
{
// WS:EMP-17jul07:varArray.Clear();
// WS:EMP-17jul07:varArray.varType = RUL_SAFEARRAY;
// WS:EMP-17jul07:__VAL& val = (__VAL&)varArray.GetValue();
// stevev-14feb08:make it more flexible...INTER_SAFEARRAYBOUND rgbound[1] = {atoi(pToken.GetLexeme())};
INTER_SAFEARRAYBOUND rgbound = new INTER_SAFEARRAYBOUND();
rgbound.cElements = Convert.ToUInt32(pToken.GetLexeme());
//INTER_SAFEARRAYBOUND rgbound[1] = { strtoul(pToken->GetLexeme(), NULL, 0) };
INTER_SAFEARRAY sa = new INTER_SAFEARRAY(); // WS:EMP-17jul07 was::>val.prgsa = new INTER_SAFEARRAY();
ushort cDims = 0; // WS:EMP-17jul07 was::>_USHORT cDims = (val.prgsa).GetDims();
TokenType_to_VariantType(pToken.GetType(), SubType, ref vtSafeArray);
// WS:EMP-17jul07 was::>(val.prgsa).SetAllocationParameters(vtSafeArray, ++cDims, rgbound);
sa.SetAllocationParameters(vtSafeArray, ++cDims, rgbound);
sa.Allocate(); // stevev 11jun09 - get rid of error message, destructor will deallocate
//varArray = sa; // added WS:EMP-17jul07
pVar.GetValue().SetValue(sa);
pSymbolTable.SetAt(i32Idx, pVar);
dimCnt = 1;
}
else// isa RUL_SAFEARRAY && dimCnt > 0
{
__VAL val = pVar.GetValue().GetValue();
//INTER_SAFEARRAYBOUND rgbound[1] = { strtoul(pToken.GetLexeme(), NULL, 0) };
INTER_SAFEARRAYBOUND rgbound = new INTER_SAFEARRAYBOUND();
rgbound.cElements = 3;
(val.prgsa).AddDim(rgbound);
dimCnt++;
}
}
else if (numState)
{
if (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_RBOX)
{
//ADD_ERROR(C_DECL_ERROR_RBOX);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
//accept a Right box.
lboxState = true;
rboxState = false;
numState = false;
commaState = true;
idState = false;
}
else
{
if (idState)
{
if (pToken.GetType() != RUL_TOKEN_TYPE.RUL_SIMPLE_VARIABLE)
{
//ADD_ERROR(C_DECL_ERROR_IDMISSING);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
pSymToken.SetSubType(SubType);
}
else
{
//ADD_ERROR(C_DECL_ERROR_COMMAMISSING);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
lboxState = false;
rboxState = false;
numState = false;
idState = false;
commaState = true;
}
}
else if (commaState)
{
if (pToken.GetSubType() != RUL_TOKEN_SUBTYPE.RUL_COMMA)
{
//ADD_ERROR(C_DECL_ERROR_COMMAMISSING);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
idState = true;
commaState = false;
lboxState = false;
rboxState = false;
numState = false;
}
else
{
//Of course, this is a problem case.
//Unfortunately, expressions in the declarations are not handled
//ADD_ERROR(C_DECL_ERROR_EXPRESSION);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
//accept a Right box. //VMKP added on 030404
/* Synchronizing was not proper when an expression
* present in the variable declaration, With that the
* below lines one declaration next to the expression
* declaration is skipping */
lboxState = true;
rboxState = false;
numState = false;
commaState = true;
idState = false;
}
}//end of while loop
//Validate the exit criteria...
if (!(rboxState == numState == idState == false) || !(commaState == true))
{
//ADD_ERROR(C_DECL_ERROR_UNKNOWN);
plexAnal.SynchronizeTo(PRODUCTION.DECLARATION, pSymbolTable);
}
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.MovePast(
* RUL_SYMBOL,
* RUL_SEMICOLON,
* pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
*
* return PARSE_FAIL;
*/
}