private string InvokeNextMethodCore(Action <IChainedMethodsModifier>?action)
{
EnsureHasChainedMethod();
if (action is null)
{
return(MethodSignature.GetInvocationString(MethodSignature.TypeParameters.Select(x => x.GenericName), MethodSignature.Arguments.Select(x => x.ArgName)));
}
var modifier = new ChainedMethodModifier(MethodSignature);
action(modifier);
return(modifier.GetInvocationString());
}