protected override void OnExecuteFrame(Engine engine)
{
engine.SetBreakFrame();
while (TypeHelper.ConvertToBool(Condition.Get(engine)))
{
Body.Execute(engine);
engine.ClearShouldContinue();
if (engine.ShouldInterrupt) break;
}
}
protected override void OnExecuteFrame(Engine engine)
{
engine.SetBreakFrame();
foreach (var item in Collection.Get(engine) as IEnumerable)
{
engine.DefineVariable(VariableName, item);
Body.Execute(engine);
engine.ClearShouldContinue();
if (engine.ShouldInterrupt) break;
}
}
protected override void OnExecuteFrame(Engine engine)
{
engine.SetBreakFrame();
Initial.Execute(engine);
while (Condition != null ? TypeHelper.ConvertToBool(Condition.Get(engine)) : true)
{
Body.Execute(engine);
engine.ClearShouldContinue();
if (engine.ShouldInterrupt) break;
if (Next != null) Next.Get(engine);
}
}
protected override void OnExecute(Engine engine)
{
// Use the same name and type for the whole loop.
var name = engine.GetVariable(Var, VarCodeTree);
var type = engine.GetType(TypeProperty, TypePath, TypeCodeTree);
if (type == null && (UpperLimit != null || Increment != null)) type = typeof(int);
// If no name is specified then forever.
if (name == null)
{
engine.SetBreakFrame();
while (true)
{
Body.Execute(engine);
engine.ClearShouldContinue();
if (engine.ShouldInterrupt) break;
}
return;
}
// Normal loop processing.
SetLoopValue(name, engine.Get(ValueProperty, Path, CodeTree, type), type, engine);
engine.SetBreakFrame();
while (true)
{
if (While != null)
{
if (!(bool)engine.Get(WhileProperty, WhilePath, WhileCodeTree, typeof(bool))) break;
}
else if (UpperLimit != null)
{
var limit = engine.Get(UpperLimitProperty, UpperLimitPath, UpperLimitCodeTree, type);
if (!(bool)engine.Operator(Op.LessThan, GetLoopValue(name, type, engine), limit)) break;
}
Body.Execute(engine);
engine.ClearShouldContinue();
if (engine.ShouldInterrupt) break;
if (Next.Count != 0)
Next.Execute(engine);
else if (Increment != null)
{
var increment = engine.Get(IncrementProperty, IncrementPath, IncrementCodeTree, type);
SetLoopValue(name, engine.Operator(Op.Plus, GetLoopValue(name, type, engine), increment), type, engine);
}
}
}