private object[] CreateArguments <T>(BindingFlags bindingFlags) where T : class
{
var ctor = ConstructorSelector.SelectFor(typeof(T), typeMap.Keys.ToArray(), bindingFlags);
var arguments = ctor.GetParameters().Select(x => GetObjectFor(x.ParameterType)).ToArray();
return(arguments);
}
/// <summary>
/// Constructs an instance from known services. Any dependancies (constructor arguments)
/// are fulfilled by searching the container or, if not found, automatically generating
/// mocks.
/// </summary>
/// <typeparam name="T">A concrete type</typeparam>
/// <param name="enablePrivate">When true, private constructors will also be used to
/// create mocks.</param>
/// <returns>An instance of T with all constructor arguments derrived from services
/// setup in the container.</returns>
public T CreateInstance <T>(bool enablePrivate) where T : class
{
var bindingFlags = GetBindingFlags(enablePrivate);
var arguments = CreateArguments <T>(bindingFlags);
try
{
var ctor = ConstructorSelector.SelectFor(typeof(T), typeMap.Keys.ToArray(), bindingFlags);
return((T)ctor.Invoke(arguments));
}
catch (TargetInvocationException e)
{
ExceptionDispatchInfo.Capture(e.InnerException).Throw();
throw; //Not really reachable either way, but I like this better than return default(T)
}
}
