public Value Evaluate(ArrayYielder yielder)
{
var array = new Array();
foreach (Closure closure in yielder.Items)
{
Value value = closure.Evaluate(new Arguments());
if (value.Type == Value.ValueType.Nil)
{
return(array);
}
var skip = false;
foreach (Item item in items)
{
var iterItem = new Array.IterItem
{
Value = value,
Key = Array.GetKey(),
Index = array.Length
};
value = item.Process(iterItem, array.Length);
if (value == null || value.Type == Value.ValueType.Nil)
{
skip = true;
break;
}
}
if (!skip)
{
array.Add(value);
}
}
return(array);
}
public override Value Evaluate()
{
Value value = block.Evaluate();
if (value.IsNil)
{
return(null);
}
switch (type)
{
case "return":
Runtime.State.ReturnSignal = true;
Runtime.State.ReturnValue = value;
return(value);
case "exit":
if (value.IsEmpty || value.IsTrue)
{
Runtime.State.ExitSignal = true;
}
return(null);
case "continue":
if (value.IsEmpty || value.IsTrue)
{
Runtime.State.SkipSignal = true;
}
return(null);
case "yield":
IStringify stringify;
if (value.IsA(out stringify))
{
value = stringify.String;
}
ClosureContext context = Runtime.State.ClosureContext;
if (context == null)
{
return(value);
}
ArrayYielder yielder = context.Yielder;
yielder.Add(value.Resolve());
return(value);
}
return(null);
}
