protected override DyObject IterateOp(ExecutionContext ctx, DyObject self)
{
if (self is IEnumerable <DyObject> seq)
{
return(DyIterator.Create(seq));
}
return(Nil);
}
protected override DyObject CastOp(ExecutionContext ctx, DyObject self, DyTypeInfo targetType)
{
if (targetType.ReflectedTypeId == self.TypeId)
{
return(self);
}
var xs = (DyCollection)self;
return(targetType.ReflectedTypeId switch
{
Dy.Tuple => new DyTuple(xs.ToArray()),
Dy.Array => new DyArray(xs.ToArray()),
Dy.Iterator => DyIterator.Create(xs),
Dy.Set => new DySet(new HashSet <DyObject>(xs.ToArray())),
_ => base.CastOp(ctx, self, targetType)
});
protected override DyObject AddOp(ExecutionContext ctx, DyObject left, DyObject right) => DyIterator.Create(Concat(ctx, left, right));
private static DyObject Iterate(ExecutionContext ctx, DyObject self) => DyIterator.Create(((DyClass)self).Fields);