[Haskell-cafe] Nice clean code example?

[Jeffrey Brown]

Jake Brownson wrote a game of tic-tac-toe in 160 lines[1] that I thought
was beautiful. I forked it to make it a little more readable[2].

[1] https://gist.github.com/jbrownson/712ddafd1cb3388cd827
[2]
https://github.com/JeffreyBenjaminBrown/play/blob/master/_not_music/jbrownson_tictactoe/it_modified.hs

On Fri, Jun 30, 2017 at 1:46 PM, Bram Neijt <bneijt at gmail.com> wrote:

> I have no idea what you consider clean. I have some ugly code that
> shows off some Haskell features:
>
> https://github.com/BigDataRepublic/hanon/blob/master/src/Mapper.hs
>
> I think it shows off:
> - Introducing types to create a language
> - Explicit IO, allowing for clear contract exposure to the user of the
> library?
> - defaultHighlighters is a subset of defaultInputPaths through a
> simple map allowing for easily exposing constrained subsets of code
> (not data)??
>
> if I would force myself to continue, the number of question marks
> would just increase, so I'll stop here.
>
> Best of luck!
>
> Bram
>
>
>
> On Fri, Jun 30, 2017 at 9:08 PM, Francesco Ariis <fa-ml at ariis.it> wrote:
> > On Fri, Jun 30, 2017 at 08:33:29PM +0200, Han Joosten wrote:
> >> I'd like to showoff some nice Haskell code to a CTO with no experience
> with
> >> FP. I promised to send him a small piece of Haskell so he could get an
> >> idea. The code should be easy to read, without obscure looking operators
> >> (so sorry, no lens, arrows stuff like that), optionally even do
> something
> >> interesting.
> >> Who has the nicest example laying around?
> >
> > Some ideas:
> >
> > - a wrongly typed piece of code: then show him a) how ghc(i) pinpoints
> > the problem part and is very clear in its demands ("I wanted this, you
> > gave me this") and b) how malleable the type system is.
> >
> > - a declarative graph made with diagrams (with a graphical result
> > displayed)
> >
> > - parsec (even if you go with applicative style, the code is very
> readable)
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-- 
Jeff Brown | Jeffrey Benjamin Brown
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