Request - show usage for a single action where appropriate about powerargs HOT 3 CLOSED

public class ArgsForActionSpecificUsage
{
    [ArgActionMethod]
    public void Foo([ArgDescription("The only param")]string param) 
    {
        throw new ArgException("We want to show you the Foo specific help");
    }

    [ArgActionMethod]
    public void Bar() { }
}

    [TestMethod]
    public void TestActionSpecificUsage()
    {
        try
        {
            Args.InvokeAction<ArgsForActionSpecificUsage>("Foo");
        }
        catch (ArgException ex)
        {
            var usage = ArgUsage.GetStyledUsage<ArgsForActionSpecificUsage>("test", new ArgUsageOptions()
            {
                SpecifiedActionOverride = ex.Context.SpecifiedAction
            });
            Assert.IsTrue(usage.Contains("Foo"));
            Assert.IsFalse(usage.Contains("Bar"));
        }
    }