using System;
using System.Collections.Generic;
using System.Reflection;
using LinFu.IoC.Configuration.Interfaces;

namespace LinFu.IoC.Configuration.Injectors
{
    /// <summary>
    ///     Represents a type of <see cref="IMemberInjectionFilter{TMember}" />
    ///     that always returns an empty match.
    /// </summary>
    public class NullMemberInjectionFilter<TMember> : IMemberInjectionFilter<TMember>
        where TMember : MemberInfo
    {
        /// <summary>
        ///     Always returns an empty list of injectable members.
        /// </summary>
        /// <param name="targetType">The type to be injected.</param>
        /// <returns>An empty list.</returns>
        public IEnumerable<TMember> GetInjectableMembers(Type targetType)
        {
            return new TMember[0];
        }
    }
}