[Haskell-cafe] JavaScript in a browser as a Windows GUI?

Michael Snoyman michael at snoyman.com
Wed Oct 20 17:25:18 EDT 2010

You can use Network.Wai.Handler.SimpleServer from wai-extra[1]. If you
want a full framework, Yesod[2] has full Windows support.


[1] http://hackage.haskell.org/cgi-bin/hackage-scripts/package/wai-extra
[2] http://docs.yesodweb.com/

On Wed, Oct 20, 2010 at 11:10 PM, Andrew Coppin
<andrewcoppin at btinternet.com> wrote:
>  On 20/10/2010 09:48 PM, Anton van Straaten wrote:
>> It's pretty easy to get the basics going.  There are a bunch of options.
>>  Start here:
>> http://www.haskell.org/haskellwiki/Web
>> For what you're asking about, I'd suggest looking at the following options
>> from that page.  All of these options involve linking a web server library
>> into your Haskell app, so it's self-contained and all you need is a browser
>> to talk to it:
>> #6: Snap + custom code: Snap is simple to get started with, and is good if
>> you know exactly what HTML/Javascript you need to generate and don't mind
>> doing it more or less manually.  If you're looking for richer library
>> support for developing HTML UIs, consider the next option.
>> #2: Snap + Yesod: Yesod will give you many of the framework features you
>> might want for developing web UIs.  (Not sure about JavaFX though.)
>> #1: Happstack: an ambitious web server / framework with some fancy
>> features like its own data persistence system.
>> One other tool worth considering if you're doing a lot of Javascript with
>> Haskell is JMacro: http://www.haskell.org/haskellwiki/Jmacro
>> It lets you embed Javascript code directly in Haskell, and easily embed
>> Haskell data into that code.
> I'd like to have a go at writing CGI in Haskell. However, I don't really
> want to install and configure the likes of Apache just to quickly test a
> simple CGI script. I was hoping that I could find a trivial little HTTP
> server on Hackage somewhere that would be just a simple binary that I can
> execute and feed CGI binaries to. But alas, the closest thing I can find is
> http://hackage.haskell.org/package/hws
> Alas, this does not work on Windows since it depends on the "unix" package.
> (In fact, almost every network-related package on Hackage depends on "unix",
> for reasons beyond my powers of comprehension...)
> (I also looked at non-Haskell lightweight web servers, but they all
> unanimously don't support CGI at all, or only support CGI _scripts_, but
> arbitrary executables...)
> Does anybody know of a solution that works on Windows?
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