internal bool Remove(Instance instance, ExecutionView view)
{
var currentBlock = instance.CreationBlock;
if (currentBlock == null)
{
return(false);
}
while (currentBlock != null)
{
var removeProviders = currentBlock.RemoveProviders(instance);
foreach (var removeProvider in removeProviders)
{
if (removeProvider == null)
{
//removing is not possible
view.Abort("Cannot remove because of missing RemoveProvider");
return(false);
}
var transform = removeProvider.Remove();
view.Apply(transform);
if (view.IsAborted)
{
return(false);
}
}
currentBlock = view.NextBlock(currentBlock);
}
return(true);
}
/// <summary>
/// Get variable for given instance in block associated with current
/// edits provider call. Minimal sub transformation for getting common scope
/// is used.
/// </summary>
/// <param name="instance">Instance which variable is searched.</param>
/// <param name="view">The view.</param>
/// <returns>VariableName.</returns>
public VariableName GetVariableFor(Instance instance, ExecutionView view)
{
var transformation = new ScopeBlockTransformation(_block, instance);
view.Apply(transformation);
return(transformation.ScopeVariable);
}