void VALUE(out AST e)
{
e = null; List <AST> elist = new List <AST>();
switch (la.kind)
{
case 4:
case 5: {
BOOL();
e = new BooleanConst(t.val);
break;
}
case 1: {
Get();
e = new IntConst(t.val);
break;
}
case 2: {
Get();
e = new FloatConst(t.val);
break;
}
case 6: {
Get();
e = new StringConst(t.val);
break;
}
case 10: {
LISTCONST(out e);
break;
}
case 3: {
IDENTIFIER(out e);
if (la.kind == 17)
{
FUNC(out elist);
e = new FunctionStmt(e, elist);
}
break;
}
default: SynErr(58); break;
}
}
void CALL(AST id, out AST e)
{
e = null; List <AST> stm = new List <AST>();
if (la.kind == 17)
{
FUNC(out stm);
e = new FunctionStmt(id, stm);
}
else if (la.kind == 10 || la.kind == 12)
{
ASSIG(out e, id);
}
else
{
SynErr(57);
}
}
public abstract void Visit(FunctionStmt n);