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SzymonPobiega/gist:953302

Created May 3, 2011 13:10
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Monads in action
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gistfile1.cs
protected override ValidationResults OnValidate(PurchaseTransaction purchaseTransaction)
{
return purchaseTransaction
.With(ValidationCheck)
.Unless(IsValidateServiceDown)
.Try(SendMessageToTransecure)
.InCaseOfException(MarkServiceAsDown)
.Return(TheResult, OrFailureCodeInCaseOfFailure);
}
@marcofranssen
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Really cool... Mention how the implementation of these methods look like. Can you share?

@SzymonPobiega
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It is a compilation of three blog posts:
http://abdullin.com/journal/2009/10/6/zen-development-practices-c-maybe-monad.html
http://lostechies.com/derickbailey/2010/09/30/monads-in-c-which-part-is-the-monad/
http://www.codeproject.com/KB/cs/maybemonads.aspx

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