public static void Tick(Forth f)
{
string word = f.getWord(' ');
ForthDictionaryEntry fde = f.SearchVocabularies(word);
if (fde == null) throw new InvalidOperationException("attempt to tick undefined word " + word);
f.dStack.Push(fde.Proc);
}
public static void BracketTick(Forth f)
{
if (!f.isCompiling) throw new InvalidOperationException("bracket-tick is only valid when compiling");
string word = f.getWord(' ');
ForthDictionaryEntry fde = f.SearchVocabularies(word);
if (fde == null) throw new InvalidOperationException("attempt to bracket-tick undefined word " + word);
f.AppendCode(MakeLiteralOp(fde.Proc));
}
public static void Postpone(Forth f)
{
if (!f.isCompiling) throw new InvalidOperationException("postpone is only valid when compiling");
string word = f.getWord(' ');
ForthDictionaryEntry fde = f.SearchVocabularies(word);
if (fde == null) throw new InvalidOperationException("attempt to postpone undefined word " + word);
if (fde.IsImmediate)
{
f.AppendCode(fde.Proc);
}
else
{
f.AppendCode(MakeLiteralOp(fde.Proc));
f.AppendCode(new ExecutionToken(PopAndAppendCode));
}
}
