[Haskell-cafe] N-ANN: HBlog-0.1

Tom Murphy amindfv at gmail.com
Tue Apr 2 03:03:09 CEST 2013

Oh, and happy April 1!

On Mon, Apr 1, 2013 at 6:16 AM, Tom Murphy <amindfv at gmail.com> wrote:

> Hi All,
>      Not particularly happy to announce the non-release of my latest
> library, HBlog 0.1. I've been working on it steadily for a long time now,
> but it's still not ready.
>      The library -- when it's finished -- will be a 100% Haskell
> representation of blogs, from authors and posts up to the most abstract
> notion of an entire blog as a Haskell data type.
>      I'd like to finish the library sometime, but I've been so busy! Any
> spare time I've had, I've just ended up watching TV. I've been so caught up
> with the final season of The Office, I didn't realize how much time had
> passed since I originally had the idea! (2 years.) Didn't it seem like Jim
> and Pam were going to break up a couple
> weeks ago?!
>      Anyway, here's the code I've definitely settled on so far:
> data Author = Author { name :: String }
>    deriving (Show, Eq)
> data Post = Post { title   :: String
>                  , body    :: String
>                  , authors :: [Author] }
>    deriving (Show)
> data Blog = Blog [Post]
> hasSingleAuthor :: Post -> Bool
> hasSingleAuthor post = 1 == (length $ authors post)
>      Feel free to use portions of this code in your own projects! Just be
> sure to put at the top of all your source files: "Portions of this code (c)
> 2013 Tom Murphy. All rights reserved."
>  -- Lenses sound pretty cool, so I've started writing lenses for the
> Author type, as well as finding out what a lens is. Maybe one day there'll
> be lenses for the Post type, too -- keep your fingers crossed!
>  -- One time when I was walking home from work, I had the idea for blogs
> being modeled as monads. Wouldn't that be awesome?: "The Blog Monad." I
> haven't done it yet, though, because I haven't figured out what bind would
> do. If you figure out how to model blogs as monads, just be sure to include
> this in all of your sourcefiles: "Idea for blog monad (c) 2013 Tom Murphy.
> All rights reserved."
> Happy hacking!
> Tom
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