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While updating my VsVim editor extensions for Beta2 [1] I got hit by a change in the way F# exposed discriminated unions in metadata. My extension consists of a core F# component with a corresponding set of unit tests written in C#. It’s mostly
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Is it better to be wrong once or to be right then think you’re wrong but find out you were right but wrong about being wrong? Besides the obvious be right the first time, it’s certainly an educational experience. Here’s the original sample: let
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In my last post I went over the differences between using a continuation in F# and C# . As it turns out I was right about the limits and symptoms but wrong about the reason. The F# code does indeed generate tail calls for part of the continuation. However
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Lately I’ve been playing quite a bit with F#. I have several hobby projects I’m working on that take up a bit of my time. But when I’m not playing around with F# I’m exploring ways to apply certain functional patterns to actual coding on the
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In my previous post I discussed creating an Option style construct for C#/.Net. This post is a followup with the complete code snippet. It’s been updated in response to several bits of feedback I received. Namely Option is now a struct
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F# has a handy method called Unfold. Think of it as the logical opposite of an Aggregate function. Aggregates take a sequence of elements and convert them to a single element. An unfold method will take a single element and turn it into
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Sorry for the terrible pun in the title. I wanted to blog about developing an F# style Option class for C# and I couldn't resist. The basics of an Option class are very straight forward. It's a class that either has a value or doesn't.
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