[Pharo-dev] [ANN] Iceberg 0.6 released

Stephane Ducasse stepharo.self at gmail.com
Sat Oct 7 04:08:20 EDT 2017


Tim

we talk about this format of methods year ago and we will like it and
we will not discuss it anymore.
For the record a method is a named block so it fits and we do not have
to have {} for method delimiters.

Stef

On Fri, Oct 6, 2017 at 11:34 PM, Tim Mackinnon <tim at testit.works> wrote:
> Gosh - It actually work quite well to be able to easily browse code online
> in a more traditional format of seeing an entire class. Hopefully this leads
> to us being able to share solutions to common language agnostic problems.
>
> One small observation - I quickly grok’d the use of class { …. } (with the
> curly braces) - but given that smalltalk methods often have lots of  [ ]
> (square braces in them), I was a bit surprised to see that method
> declarations in tonal don’t use { … } (curly braces) to denote them, but
> instead use [ ] - which feels slightly strange given the class declaration
> above has. {}.
>
> Was it easier to parse this way, or is there some subtlety I missed? I would
> have been tempted to use  {} for classes and methods and [] for the
> protocols as this more closely matches what other languages do - and it
> might actually make it more easily readable for other programmers. Given we
> have to learn this new format anyway - I’d be prepared to give a nod to what
> others do…
>
> Possibly this observation comes to late - and maybe there is compelling
> reason to go the route we have gone - but maybe its worth a quick double
> check as its an exciting development.
>
> Tim
>
> On 6 Oct 2017, at 18:18, Esteban Lorenzano <estebanlm at gmail.com> wrote:
>
> Hi all,
>
> I released Iceberg version 0.6. It includes a lot of small tweaks and fixes,
> but the most important inclusion is tonel file format which aims to replace
> file tree.
>
> What is Tonel? (https://github.com/pharo-vcs/tonel)
> Tonel is a file-per-class file format for monticello repositories. It’s
> purpose is to reduce the amount of files touched each operation, make the IO
> faster an compact the repositories database.
> It has also as an objective to offer an “easy-to-read” format, so people
> wanting to understand a chunk of code will recognise it easily.
> For testing, I migrated several of my projects to Tonel and I’ve been using
> it, you can see some as examples:
>
> https://github.com/estebanlm/MUDClient
> https://github.com/estebanlm/pharo-tonel (this was just an example and it
> has some minimal errors already fixed)
>
> We plan to migrate Pharo development to tonel to address some problems we
> have:
>
> - since it has to read/write a lot of files, IO operations are slow
> - and even much more slow in Windows
> - Windows also has a problem with longpaths.
>
> Iceberg 0.6 will be integrated to Pharo7 soon :)
> To update Pharo 6.1, there are instructions in the readme:
> https://github.com/pharo-vcs/iceberg/blob/master/README.md
> now, if you wan to migrate your projects to Tonel (from FileTree), here is a
> script you can use:
> https://github.com/pharo-vcs/tonel/blob/master/MigrateFromFileTree.md
>
> btw, tonel is independent of Iceberg and can be used with plain Monticello
> (but it is a metadaless format, history will reside on git, not on
> monticello).
>
> cheers,
> Esteban
>
>




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