bool syntaxparser::Function(){
bool bFunction = false;
if (displayFlag){
cout<<"<Function> ::= function <identifier> [ <Opt Parameter List> ] <Opt Declaration List> <Body>"<<endl;
printproduction("<Function> ::= function <identifier> [ <Opt Parameter List> ] <Opt Declaration List> <Body>");
}
print();
if( lexeme == "function"){
Lexer(); print();
if(token == "identifier"){
Lexer(); print();
if(lexeme == "["){
Lexer();
if(OptParameterList()){
if(lexeme == "]"){
print();
Lexer();
cout<<endl;
if(OptDeclarationList()){
if(Body()){
bFunction = true;
}
}
}else
error("Missing ']'");
}
}else{
error("Missing '[' separator");
}
}else{
error("Missing identifier");
}
}
return bFunction;
}
/* <Function> ::= function <Identifier> ( <Opt Parameter List> ) <Opt Declaration List> <Body> */
void SyntaxAnalyzer::Function()
{
if(rrr == k_function)
{
NextRecord();
if(rrr == Identifier)
{
NextRecord();
if(rrr == s_openbracketround)
{
NextRecord();
OptParameterList();
if(rrr == s_closebracketround)
{
NextRecord();
OptDeclarationList();
Body();
logger.Log("<Function> ::= function <Identifier> ( <Opt Parameter List> ) <Opt Declaration List> <Body>");
}
else
{
insert(s_closebracketround);
}
}
else
{
insert(s_openbracketround);
}
}
else
{
insert(Identifier, "MISSING IDENTIFIER");
}
}
else
{
insert(k_function);
}
}
