sptr<SymFunc> Parser::ParseFunc(bool program)
{
Types t = currToken->type;
if (program)
{
Expect(PROGRAM, -1);
}
else Expect(FUNCTION, PROCEDURE, -1);
string name = currToken->lexeme;
sptr<FuncSymType> functype(new FuncSymType(NextTable()));
NextToken();
Expect(OPENBRAC, -1);
if (!MatchSkip(CLOSEBRAC, -1))
{
do
{
functype->PushArgs(ParseVarList(functype->symTable));
} while (MatchSkip(SEMICOLON, -1));
Expect(CLOSEBRAC, -1);
}
if (t == FUNCTION)
{
Expect(COLON, -1);
functype->SetType(currSymTable->GetType(currToken->lexeme));
NextToken();
}
else
{
functype->SetType(SymType::voidType);
}
Expect(SEMICOLON, -1);
sptr<SymFunc> func(new SymFunc(name, functype, ParseBodyBlock()));
LastTable()->Push(func);
return func;
}
// { ----- begin table iteration methods -----
NS_IMETHODIMP
morkPortTableCursor::NextTable( // get table at next position in the db
nsIMdbEnv* mev, // context
nsIMdbTable** acqTable)
{
nsresult outErr = NS_OK;
nsIMdbTable* outTable = 0;
morkEnv* ev =
CanUsePortTableCursor(mev, /*inMutable*/ morkBool_kFalse, &outErr);
if ( ev )
{
morkTable* table = NextTable(ev);
if ( table && ev->Good() )
outTable = table->AcquireTableHandle(ev);
outErr = ev->AsErr();
}
if ( acqTable )
*acqTable = outTable;
return outErr;
}
