System.RuntimeMethodHandle.GetAttributes C# (CSharp) Method

        internal extern MethodAttributes GetAttributes();
        

 protected virtual MethodInfo GetMethodImpl()
 {
     if (_methodBase == null)
     {
         RuntimeMethodHandle method        = FindMethodHandle();
         RuntimeTypeHandle   declaringType = method.GetDeclaringType();
         // need a proper declaring type instance method on a generic type
         if (declaringType.IsGenericTypeDefinition() || declaringType.HasInstantiation())
         {
             bool isStatic = (method.GetAttributes() & MethodAttributes.Static) != (MethodAttributes)0;
             if (!isStatic)
             {
                 if (_methodPtrAux == (IntPtr)0)
                 {
                     declaringType = _target.GetType().TypeHandle; // may throw NullRefException if the this is null but that's ok
                 }
                 else
                 {
                     // it's an open one, need to fetch the first arg of the instantiation
                     MethodInfo invoke = this.GetType().GetMethod("Invoke");
                     declaringType = invoke.GetParameters()[0].ParameterType.TypeHandle;
                 }
             }
         }
         _methodBase = (MethodInfo)RuntimeType.GetMethodBase(declaringType, method);
     }
     return((MethodInfo)_methodBase);
 }