Mono.Cecil.Mixin.GetSentinelPosition C# (CSharp) Method

        public static int GetSentinelPosition(this IMethodSignature self)
        {
            if (!self.HasParameters)
                return -1;

            var parameters = self.Parameters;
            for (int i = 0; i < parameters.Count; i++)
                if (parameters [i].ParameterType.IsSentinel)
                    return i;

            return -1;
        }