public void SetConstraint(TemplateConstraint constraint)
{
if (this.Constraint != null)
{
throw new InvalidOperationException();
}
this.Constraint = constraint ?? TemplateConstraint.Create(NameReference.Create(this.Name), null, null, null, null);
this.AssociatedType = TypeDefinition.CreateTypeParameter(this);
this.InstanceOf = AssociatedType.GetInstance(overrideMutability: TypeMutability.None, translation: null, lifetime: Lifetime.Timeless);
this.attachPostConstructor();
}