public static StepBoundItem AutoItem(StepSyntax creatingSyntax)
{
var boundItem = new StepBoundItem(null, creatingSyntax);
boundItem.IsAuto = true;
return(boundItem);
}
public void BindRemainingValues()
{
foreach (var id in _unboundPointers.Keys)
{
if (!_itemMap.ContainsKey(id))
{
var syntax = _unboundPointers[id].First().Item1;
throw new StepReadException($"Cannot bind undefined pointer {id}", syntax.Line, syntax.Column);
}
var item = _itemMap[id];
foreach (var binder in _unboundPointers[id])
{
var boundItem = new StepBoundItem(item, binder.Item1);
binder.Item2(boundItem);
}
}
}
public void BindValue(StepSyntax syntax, Action <StepBoundItem> bindAction)
{
if (syntax is StepSimpleItemSyntax)
{
var typedParameter = (StepSimpleItemSyntax)syntax;
var item = StepRepresentationItem.FromTypedParameter(this, typedParameter);
var boundItem = new StepBoundItem(item, syntax);
bindAction(boundItem);
}
else if (syntax is StepEntityInstanceReferenceSyntax)
{
var itemInstance = (StepEntityInstanceReferenceSyntax)syntax;
if (_itemMap.ContainsKey(itemInstance.Id))
{
// pointer already defined, bind immediately
var boundItem = new StepBoundItem(_itemMap[itemInstance.Id], syntax);
bindAction(boundItem);
}
else
{
// not already defined, save it for later
if (!_unboundPointers.ContainsKey(itemInstance.Id))
{
_unboundPointers.Add(itemInstance.Id, new List <Tuple <StepSyntax, Action <StepBoundItem> > >());
}
_unboundPointers[itemInstance.Id].Add(Tuple.Create(syntax, bindAction));
}
}
else if (syntax is StepAutoSyntax)
{
bindAction(StepBoundItem.AutoItem(syntax));
}
else
{
throw new StepReadException("Unable to bind pointer, this should be unreachable", syntax.Line, syntax.Column);
}
}