// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CExpParser expParser = new CExpParser();
CToken pToken = null;
//try
{
m_pExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_ASSIGN);
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.IsEOS() == false)
{
//throw (C_RS_ERROR_MISSINGSC);
}
return(0);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.SynchronizeTo(EXPRESSION, pSymbolTable);
* }
* return 0;
*/
}
// Create as much of the parse tree as possible.
public override int CreateParseSubTree(ref CLexicalAnalyzer plexAnal, ref CSymbolTable pSymbolTable)
{
CExpParser expParser = new CExpParser();
CToken pToken = null;
//try
{
m_pIfExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_ASSIGN, false);
if (m_pIfExpression == null)
{
//throw (C_IF_ERROR_MISSINGEXP);
}
//Munch a <?>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) || pToken == null ||
!((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_QMARK)))
{
//throw (C_RS_ERROR_MISSINGSC);
}
m_pTrueExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_ASSIGN, false);
if (m_pTrueExpression == null)
{
//throw (C_RS_ERROR_MISSINGSC);
}
//Munch a <:>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) || pToken == null ||
!((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_COLON)))
{
//throw (C_RS_ERROR_MISSINGSC);
}
m_pFalseExpression = expParser.ParseExpression(ref plexAnal, ref pSymbolTable, STMT_EXPR_TYPE.EXPR_ASSIGN, false); //Vibhor 110205: Changed from EXPR_FOR
if (m_pFalseExpression == null)
{
//throw (C_RS_ERROR_MISSINGSC);
}
//Munch a <;>
/* if((LEX_FAIL == plexAnal.GetNextToken(&pToken,pSymbolTable))
|| !pToken
|| !pToken.IsEOS())
|| {
|| throw(C_RS_ERROR_MISSINGSC);
|| }*/
return(0);
}
/*
* catch (...)
* {
* return PARSE_FAIL;
* }
* 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 <return>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
!pToken.IsRETURNStatement())
{
//throw (C_UM_ERROR_INTERNALERR);
}
//Munch a <;>
if ((CLexicalAnalyzer.LEX_FAIL == plexAnal.GetNextToken(ref pToken, ref pSymbolTable)) ||
pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SEMICOLON) //Anil Octobet 5 2005 for handling Method Calling Method
{
//throw(C_UM_ERROR_INTERNALERR)//Commented by anil
//this is the case of Void return so no need to parse the futher satement
m_pExpression = null;//Anil Octobet 5 2005 for handling Method Calling Method
return(1);
}
plexAnal.UnGetToken();
//Added Anil Octobet 5 2005 for handling Method Calling Method
//Return statement may be a Expression So Do Parse those Expression and Push it on to m_pExpression
CExpParser 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);
* }
*/
return(1);
}
/*
* catch (CRIDEError* perr)
* {
* pvecErrors.push_back(perr);
* plexAnal.SynchronizeTo(EXPRESSION, pSymbolTable);
* }
* catch (...)
* {
* throw (C_UM_ERROR_UNKNOWNERROR);
* }
* return PARSE_FAIL;
*/
}
public CAssignmentStatement()
{
SetNodeType(GRAMMAR_NODE_TYPE.NODE_TYPE_ASSIGN);
m_pExpression = new CExpression();
m_pComplexDDExp = new CExpression();
m_pArrayExp = new CExpression();
m_pOMExp = new COMServiceExpression();
m_pVariable = new CToken();
}
// 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 = 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 void AddDimensionExpr(CExpression pExpr)
{
m_vecExpressions.Add(pExpr);
}
public void GetExpressions(ref CExpression pIfExpression, ref CExpression pTrueExpression, ref CExpression pFalseExpression)
{
pIfExpression = m_pIfExpression;
pTrueExpression = m_pTrueExpression;
pFalseExpression = m_pFalseExpression;
}
public CCompoundExpression()
{
m_pFirstExp = null;
m_pSecondExp = null;
m_Operator = RUL_TOKEN_SUBTYPE.RUL_SUBTYPE_NONE;
}
public CGrammarNode CreateParser(ref CLexicalAnalyzer plexAnal, STATEMENT_TYPE stmt_type)
{
CGrammarNode pNode = null;
CToken pToken = null;
if ((CLexicalAnalyzer.LEX_FAIL != (plexAnal.LookAheadToken(ref pToken))) && pToken != null)
{
if (((stmt_type == STATEMENT_TYPE.STMT_DECL) || (stmt_type == STATEMENT_TYPE.STMT_asic)) &&
((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SEMICOLON)))
{
pNode = new CEmptyStatement();
}
else if (
((stmt_type == STATEMENT_TYPE.STMT_DECL) || (stmt_type == STATEMENT_TYPE.STMT_asic)) &&
((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_LPAREN))
)
{
pNode = new CExpression();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_DECL) || (stmt_type == STATEMENT_TYPE.STMT_asic)) && pToken.IsDeclaration()) //Declaration Statement
{
pNode = new CDeclaration();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_asic)) &&
(RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType()) &&
!pToken.IsIteration() &&
!pToken.IsFunctionToken())
{
if (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_IF)// IF Selection Statement
{
pNode = new CSelectionStatement();
}
else if (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_SWITCH)//SWITCH Statement
{
pNode = new CSwitchStatement();
}
else if (RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType() &&
RUL_TOKEN_SUBTYPE.RUL_RULE_ENGINE == pToken.GetSubType()) //Rule Statement
{
pNode = new CRuleServiceStatement();
}
else if (RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType() &&
RUL_TOKEN_SUBTYPE.RUL_BREAK == pToken.GetSubType()) //break Statement
{
pNode = new CBreakStatement();
}
else if (RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType() &&
RUL_TOKEN_SUBTYPE.RUL_CONTINUE == pToken.GetSubType()) //continue Statement
{
pNode = new CContinueStatement();
}
else if (RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType() &&
RUL_TOKEN_SUBTYPE.RUL_RETURN == pToken.GetSubType()) //continue Statement
{
pNode = new CReturnStatement();
}
}
else if (((stmt_type == STATEMENT_TYPE.STMT_ITERATION) || (stmt_type == STATEMENT_TYPE.STMT_asic)) && pToken.IsIteration()) //Iteration Statement
{
if (pToken.IsWHILEStatement())
{
pNode = new CIterationStatement();
}
else if (pToken.IsDOStatement())
{
pNode = new CIterationDoWhileStatement();
}
else if (pToken.IsFORStatement())
{
pNode = new CIterationForStatement();
}
}
else if (((stmt_type == STATEMENT_TYPE.STMT_ASSIGNMENT) || (stmt_type == STATEMENT_TYPE.STMT_asic)) && (pToken.IsFunctionToken()))
//Assignment Statement
{
pNode = new CExpression();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_ASSIGNMENT) || (stmt_type == STATEMENT_TYPE.STMT_asic)) &&
(pToken.IsVariable() || pToken.IsArrayVar() || pToken.IsDDItem() ||//Added By Anil August 4 2005
pToken.IsOMToken() || pToken.IsNumeric() ||
pToken.IsConstant() || pToken.IsFunctionToken() || pToken.IsOperator() ||
((pToken.GetType() == RUL_TOKEN_TYPE.RUL_SYMBOL) && (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_LPAREN))
))
//Assignment Statement
{
CToken pNewToken = null; //TSRPRASAD 09MAR2004 Fix the memory leaks */
bool bLineIsAssignment = false;
if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ARITHMETIC_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_PLUS_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_MINUS_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_DIV_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_MOD_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_MUL_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_BIT_AND_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_BIT_OR_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_BIT_XOR_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_BIT_RSHIFT_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_BIT_LSHIFT_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
else if (plexAnal.ScanLineForToken(RUL_TOKEN_TYPE.RUL_ASSIGNMENT_OPERATOR, RUL_TOKEN_SUBTYPE.RUL_ASSIGN, ref pNewToken)) //TSRPRASAD 09MAR2004 Fix the memory leaks */
{
bLineIsAssignment = true;
}
if (bLineIsAssignment)
{
pNode = new CAssignmentStatement();
}
else
{
pNode = new CExpression();
}
}
else if (((stmt_type == STATEMENT_TYPE.STMT_ASSIGNMENT) || (stmt_type == STATEMENT_TYPE.STMT_asic)) && pToken.IsFunctionToken()) //Assignment Statement
{
pNode = new CAssignmentStatement();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_COMPOUND) || (stmt_type == STATEMENT_TYPE.STMT_asic)) && pToken.IsCompound()) //Compound Statement
{
pNode = new CCompoundStatement();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_SERVICE) || (stmt_type == STATEMENT_TYPE.STMT_asic) || (stmt_type == STATEMENT_TYPE.STMT_ASSIGNMENT_FOR)) &&
pToken.IsService()) //Service Statement
{
pNode = new CServiceStatement();
}
else if (((stmt_type == STATEMENT_TYPE.STMT_SELECTION)) && (RUL_TOKEN_TYPE.RUL_KEYWORD == pToken.GetType()))
{
if ((pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_CASE) || (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_DEFAULT))//CASE or DEFAULT Statement
{
pNode = new CCASEStatement();
}
else if (pToken.GetSubType() == RUL_TOKEN_SUBTYPE.RUL_ELSE)//ELSE Statement
{
pNode = new CELSEStatement();
}
}
else
{
//error
//the natural control flow is allowed to take care of this
//erroneous condition.
}
}
return(pNode);
}
// 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;
*/
}
public virtual int visitExpression(CExpression 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;
*/
}
public CCompoundExpression(CExpression f, CExpression s, RUL_TOKEN_SUBTYPE Op)
{
m_pFirstExp = f;
m_pSecondExp = s;
m_Operator = Op;
}
public CExpression()
{
SetNodeType(GRAMMAR_NODE_TYPE.NODE_TYPE_EXPRESSION);
m_pExpression = null; //TSRPRASAD 09MAR2004 Fix the memory leaks
}
// 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;
*/
}
// 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;
*/
}
