public override void Visit(ListDcl n)
{
string type = AST.LIST.ToString();
type += n.listType is ListDcl?ListType(n.listType as ListDcl) : ListType(n.listType);
if (!KeyValExists(n.id))
{
AST.SymbolTable.Add(GetKeyVal(n.id), int.Parse(type));
}
else
{
error("variable " + n.id + " is already declared");
}
}
public override void Visit(ListDcl n)
{
int depth = 0;
AST sT = n;
while (sT is ListDcl)
{
depth++;
ListDcl listDcl = sT as ListDcl;
sT = listDcl.listType;
}
sT.accept(this);
emit($"{n.id}");
for (int i = 0; i < depth; i++)
{
emit("[]");
}
}
public void ListDclUnitTest()
{
try {
ListDcl listDcl = new ListDcl("testList", new ListDcl(new StringDcl()));
SymbolTableFilling symbolTableFilling = new SymbolTableFilling();
listDcl.accept(symbolTableFilling);
Dictionary <Tuple <string, string>, int> actual = AST.SymbolTable;
Dictionary <Tuple <string, string>, int> expected =
new Dictionary <Tuple <string, string>, int>()
{
{ new Tuple <string, string>("1", "testList"), 664 }
};
Assert.IsTrue(ObjectCompare(actual, expected), "List Dcl faild");
} finally {
AST.SymbolTable.Clear();
}
}
private string ListType(ListDcl node)
{
return($"{GetType(node)}{GetType(node.listType)}");
}
public override void Visit(ListDcl n)
{
n.type = AST.LIST;
n.listType.accept(this);
}
public override void Visit(ListDcl n)
{
n.listType.accept(this);
}
public override void Visit(ListDcl n)
{
emit($"List<");
n.listType.accept(this);
emit($"> {n.id} ");
}
