// Compile a function with given arguments
void CompileBuiltin(BuiltinSymbol funcsym, NodeListParser nlp)
{
Logger.WriteLine(3, "CompileBuiltin {0} <{1}>", funcsym.Name, nlp);
var ci = funcsym.CallInfo;
for (int i = 0; i < ci.Arguments.Count; i++)
{
if (ci.ArgOptional[i] && nlp.Done)
{
_gen.EmitLoadValue(null);
}
else if (ci.Arguments[i] == typeof(AttributeValue))
{
_gen.EmitLoadValue(DefAttribute(nlp.GetIdent())); // special for attribute
}
// TODO: could possibly check for combo of boolean expected and undefined ident, and emit false
else
{
CompileArg(ci.Arguments[i], nlp);
}
}
nlp.Expect(nlp.Done, "no more arguments for {0}", funcsym.Name);
_gen.EmitCall(funcsym);
}
internal void EmitCall(BuiltinSymbol funcsym)
{
Logger.WriteLine(4, "Emit call {0}", funcsym);
Emit(Opcodes.CALL, funcsym.CallInfo);
}