System.Reflection.Emit.SignatureHelper.AddArguments C# (CSharp) Method

        public void AddArguments(System.Type[] arguments, System.Type[][] requiredCustomModifiers, System.Type[][] optionalCustomModifiers) { }
        public void AddSentinel() { }

        internal static SignatureHelper GetMethodSigHelper(
            Module?scope, CallingConventions callingConvention, int cGenericParam,
            Type?returnType, Type[]?requiredReturnTypeCustomModifiers, Type[]?optionalReturnTypeCustomModifiers,
            Type[]?parameterTypes, Type[][]?requiredParameterTypeCustomModifiers, Type[][]?optionalParameterTypeCustomModifiers)
        {
            SignatureHelper        sigHelp;
            MdSigCallingConvention intCall;

            returnType ??= typeof(void);

            intCall = MdSigCallingConvention.Default;

            if ((callingConvention & CallingConventions.VarArgs) == CallingConventions.VarArgs)
            {
                intCall = MdSigCallingConvention.Vararg;
            }

            if (cGenericParam > 0)
            {
                intCall |= MdSigCallingConvention.Generic;
            }

            if ((callingConvention & CallingConventions.HasThis) == CallingConventions.HasThis)
            {
                intCall |= MdSigCallingConvention.HasThis;
            }

            sigHelp = new SignatureHelper(scope, intCall, cGenericParam, returnType,
                                          requiredReturnTypeCustomModifiers, optionalReturnTypeCustomModifiers);
            sigHelp.AddArguments(parameterTypes, requiredParameterTypeCustomModifiers, optionalParameterTypeCustomModifiers);

            return(sigHelp);
        }