public Node FunDef()
{
var n1 = new FunctionDef()
{
AnchorToken = Expect(TokenCategory.IDENTIFIER)
};
Expect(TokenCategory.PARENTHESIS_OPEN);
if (CurrentToken == TokenCategory.IDENTIFIER)
{
n1.Add(IDList(new ParamList()));
}
else
{
n1.Add(new ParamList());
}
Expect(TokenCategory.PARENTHESIS_CLOSE);
Expect(TokenCategory.BRACE_OPEN);
while (CurrentToken == TokenCategory.VAR)
{
n1.Add(VarDef());
}
if (firstOfStatement.Contains(CurrentToken))
{
var listStmt = new ListStatements();
while (firstOfStatement.Contains(CurrentToken))
{
listStmt.Add(Statement());
}
n1.Add(listStmt);
}
Expect(TokenCategory.BRACE_CLOSE);
return(n1);
}
