/// <summary>
/// Gets the method info of the RegisterService method to register an object as service..
/// </summary>
/// <param name="container">DI container</param>
/// <param name="interfaceType">Service interface type</param>
/// <param name="serviceInstance">Service instance</param>
/// <returns>Method info of the RegisterService method</returns>
/// <exception cref="ArgumentNullException">Thrown if container is set to null</exception>
public static MethodInfo GetRegisterServiceMethodForServiceInstance(
this IDependencyInjectionContainer container,
Type interfaceType,
object serviceInstance)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
var registerServiceMethod =
container
.GetType()
.GetMethods()
.Where(m =>
m.Name == "RegisterService" &&
m.IsGenericMethodDefinition)
.Select(m => new
{
Method = m,
Params = m.GetParameters(),
Args = m.GetGenericArguments()
})
.Where(x =>
x.Params.Length == 3 &&
x.Args.Length == 1)
.Select(x => x.Method)
.First()
.MakeGenericMethod(interfaceType);
return(registerServiceMethod);
}
