private IDeclarationList Declarations()
{
IDeclarationList declarations = ImplementationFactory.CreateDeclarationList();
PqlToken declarationType;
while (currentToken.Type != PqlTokenType.SELECT)
{
switch (currentToken.Type)
{
case PqlTokenType.PROCEDURE:
case PqlTokenType.STMTLST:
case PqlTokenType.STMT:
case PqlTokenType.ASSIGN:
case PqlTokenType.CALL:
case PqlTokenType.WHILE:
case PqlTokenType.IF:
case PqlTokenType.VARIABLE:
case PqlTokenType.CONSTANT:
case PqlTokenType.PROG_LINE:
declarationType = currentToken;
Eat(currentToken.Type);
while (currentToken.Type != PqlTokenType.SEMI)
{
declarations.AddDeclaration(Declaration(declarationType));
}
Eat(PqlTokenType.SEMI);
break;
default:
throw new Exception();
}
}
return(declarations);
}
public PqlTupleOutput()
{
Declarations = ImplementationFactory.CreateDeclarationList();
}
public override IEntityList CreateNewList()
{
return(ImplementationFactory.CreateDeclarationList());
}