public virtual mysToken Call(
List<mysToken> arguments,
mysState state,
Stack<mysSymbolSpace> spaceStack
)
{
arguments = arguments.Select( t =>
t.Type == typeof(mysSymbol) && !t.Quoted
? ( t.Value as mysSymbol ).Value( spaceStack )
: t
).ToList();
// future, cache somehow?
mysSymbolSpace internalSpace = new mysSymbolSpace();
Symbols.DoPaired(
arguments,
(s, a) => internalSpace.Define( s, a )
);
spaceStack.Push( internalSpace );
EvaluationMachine em = new EvaluationMachine(
Function,
state,
spaceStack
);
mysToken result = em.Evaluate();
spaceStack.Pop();
return result;
}
void EvaluateLists()
{
// while any list
// eval list
while ( true && tokens.Count > 0 ) {
mysToken list = tokens.FirstOrDefault( t =>
t.Type == typeof(List<mysToken>) &&
!t.Quoted
);
if ( list == null ) {
break;
}
int index = tokens.IndexOf( list );
tokens.Remove( list );
EvaluationMachine em = new EvaluationMachine(
(List<mysToken>)list.Value,
state,
spaceStack
);
mysToken result = em.Evaluate();
if ( result != null ) {
tokens.Insert(
index,
result
);
}
}
}