Skip to content

Instantly share code, notes, and snippets.

@SzymonPobiega

SzymonPobiega/gist:953302

Created May 3, 2011 13:10
Show Gist options
  • Save SzymonPobiega/953302 to your computer and use it in GitHub Desktop.
Save SzymonPobiega/953302 to your computer and use it in GitHub Desktop.
Download ZIP
Monads in action
Raw
gistfile1.cs
protected override ValidationResults OnValidate(PurchaseTransaction purchaseTransaction)
{
return purchaseTransaction
.With(ValidationCheck)
.Unless(IsValidateServiceDown)
.Try(SendMessageToTransecure)
.InCaseOfException(MarkServiceAsDown)
.Return(TheResult, OrFailureCodeInCaseOfFailure);
}
@pjvds
Copy link

pjvds commented May 4, 2011

Looks interesting, was this just an example or is it a piece from running code?

@marcofranssen
Copy link

Really cool... Mention how the implementation of these methods look like. Can you share?

@SzymonPobiega
Copy link
Author

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

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment