//-----------------------------------------------------------------------------------------------------------------------------------------------------
private void WriteCaptureFieldInitialization(OperandCapture capture)
{
using (TypeTemplate.CreateScope <TypeTemplate.TField>(capture.OperandType))
{
if (capture.SourceOperand.ShouldInitializeHoistedField)
{
capture.HoistedField.AsOperand <TypeTemplate.TField>(m_ClosureInstanceReference).Assign(capture.SourceOperand.CastTo <TypeTemplate.TField>());
}
}
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------
public void AddCapture(OperandCapture capture)
{
ValidateMutability();
if (!m_Captures.Any(c => c.SourceOperand == capture.SourceOperand))
{
m_Captures.Add(capture);
capture.HoistInClosure(this);
}
}
//-------------------------------------------------------------------------------------------------------------------------------------------------
public void Merge(OperandCapture other)
{
if (this.HoistingClosure != null)
{
throw new InvalidOperationException("Cannot merge other captures because current capture was already assigned a closure.");
}
if (other.HoistingClosure != null)
{
throw new ArgumentException("Cannot merge specified capture because it was already assigned a closure.");
}
if (other.SourceOperand != this.SourceOperand)
{
throw new ArgumentException("Cannot merge specified capture because of source operands mismatch.");
}
m_Consumers.UnionWith(other.Consumers);
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------
private IOperand GetRewrittenOperand(OperandCapture capture, IOperand target)
{
using (TypeTemplate.CreateScope <TypeTemplate.TField>(capture.OperandType))
{
if (capture.HoistingClosure == this)
{
return(new Field <TypeTemplate.TField>(target, capture.HoistedField));
}
else if (m_Parent != null)
{
return(m_Parent.GetRewrittenOperand(capture, m_ParentField.AsOperand <TypeTemplate.TField>(target)));
}
else
{
Debug.Fail("Captured operand is not hoisted.");
throw new Exception();
}
}
}