If I could get this to work, this would be awesome IMO

AutoBDD.Specs.cs

using Microsoft.VisualStudio.TestTools.UnitTesting;
using Shouldly;

namespace AutoBDD.Specs
{
    [TestClass]
    public class Parse_some_specs
    {
        AutoBDD.Runner SUT = new AutoBDD.Runner();

        [TestMethod]
        public void AutoBDD_should_be_able_to_invoke_code_from_a_simple_story()
        {
            var scenario = @"If I deposit an amount to a new account the balance should be the amount deposited.";
            var context = new { Account = new BankAccount(), Amount = 2.5m };

            var result = SUT.BuildAction(scenario, context);

            result.ShouldBe(() => { context.Account.Deposit(context.Amount); Assert.Equals(context.Account.Balance, context.Amount); });

            result();
            context.Account.Balance.ShouldBe(context.Amount);
        }
    }

    public class BankAccount
    {
        public decimal Balance = 0;

        public BankAccount()
        {
            Balance = 0;
        }

        public void Deposit(decimal Amount)
        {
            Balance += Amount;
        }
    }

}