private bool CanResolveInternal()

in src/React.Core/TinyIoC/TinyIoC.cs [3590:3662]
51 lines of code
28 McCabe index (conditional complexity)

        private bool CanResolveInternal(TypeRegistration registration, NamedParameterOverloads parameters, ResolveOptions options)
        {
            if (parameters == null)
                throw new ArgumentNullException("parameters");

            Type checkType = registration.Type;
            string name = registration.Name;

            ObjectFactoryBase factory;
            if (_RegisteredTypes.TryGetValue(new TypeRegistration(checkType, name), out factory))
            {
                if (factory.AssumeConstruction)
                    return true;

                if (factory.Constructor == null)
                    return (GetBestConstructor(factory.CreatesType, parameters, options) != null) ? true : false;
                else
                    return CanConstruct(factory.Constructor, parameters, options);
            }

#if RESOLVE_OPEN_GENERICS
            if (checkType.IsInterface() && checkType.IsGenericType())
            {
                // if the type is registered as an open generic, then see if the open generic is registered
                if (_RegisteredTypes.TryGetValue(new TypeRegistration(checkType.GetGenericTypeDefinition(), name), out factory))
                {
                    if (factory.AssumeConstruction)
                        return true;

                    if (factory.Constructor == null)
                        return (GetBestConstructor(factory.CreatesType, parameters, options) != null) ? true : false;
                    else
                        return CanConstruct(factory.Constructor, parameters, options);
                }
            }
#endif

            // Fail if requesting named resolution and settings set to fail if unresolved
            // Or bubble up if we have a parent
            if (!string.IsNullOrEmpty(name) && options.NamedResolutionFailureAction == NamedResolutionFailureActions.Fail)
                return (_Parent != null) ? _Parent.CanResolveInternal(registration, parameters, options) : false;

            // Attemped unnamed fallback container resolution if relevant and requested
            if (!string.IsNullOrEmpty(name) && options.NamedResolutionFailureAction == NamedResolutionFailureActions.AttemptUnnamedResolution)
            {
                if (_RegisteredTypes.TryGetValue(new TypeRegistration(checkType), out factory))
                {
                    if (factory.AssumeConstruction)
                        return true;

                    return (GetBestConstructor(factory.CreatesType, parameters, options) != null) ? true : false;
                }
            }

            // Check if type is an automatic lazy factory request
            if (IsAutomaticLazyFactoryRequest(checkType))
                return true;

            // Check if type is an IEnumerable<ResolveType>
            if (IsIEnumerableRequest(registration.Type))
                return true;

            // Attempt unregistered construction if possible and requested
            // If we cant', bubble if we have a parent
            if ((options.UnregisteredResolutionAction == UnregisteredResolutionActions.AttemptResolve) || (checkType.IsGenericType() && options.UnregisteredResolutionAction == UnregisteredResolutionActions.GenericsOnly))
                return (GetBestConstructor(checkType, parameters, options) != null) ? true : (_Parent != null) ? _Parent.CanResolveInternal(registration, parameters, options) : false;

            // Bubble resolution up the container tree if we have a parent
            if (_Parent != null)
                return _Parent.CanResolveInternal(registration, parameters, options);

            return false;
        }