Pharo scripting -- reborn as "Coral"

> My dream is to completely get rid of bash and other awful shells.
>
> I remember to have seen a talk on a OO shell, where each command like
> 'cat', 'ls', 'cd' where actually message sent to an instance of a
> class Shell. The receiver would then be implicit.
> Imagine a prompt like:
> shell.
>
> Each command will then be a message sent to the object referenced by
> the variable 'shell'.
>
> entering 'ls' will then invoke 'shell.ls'...
>
> Cheers,
> Alexandre

>
> On 25-Feb-09, at 4:55 AM, Oscar Nierstrasz wrote:
>
>> This will load everything that is required and pop up a few Workspace
>> windows with further instructions.  (You will need John McIntosh's
>> latest VM to get this to work -- all is described in the image.)
>
> Well I'm curious why won't older VM's work?
>
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> Corporate Smalltalk Consulting Ltd.  http://
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>
>
> On Thu, Feb 26, 2009 at 9:26 AM, Alexandre Bergel  
> <[hidden email]> wrote:
> > please
> > try it out and let me know what you would expect from a real  
> Smalltalk
> > scripting environment.
>
>
> Something that would really push me in using Coral is an intelligent
> prompt. A list of the things the prompt should do:
>        - crawling into the history of typed commands using up and  
> down key
> arrow
>        - tab completion (classes and method name)
>        - colored output
>        - Ctl-D to quit
>        - Keybinds:
>                * Ctlr-A beginning of the line
>                * Ctrl-E end of the line
>                * Alt- -> / Alt- <- to jump words
>
>
> I modified REPLServer to do all of the above except for CTRL-d,  
> colour and Alt-word skipping. I originally made it so that I could  
> do stuff that breaks Morphic then still be able to use and recover  
> the image.
>
> REPLServer uses telnet but can be modified to use other input/output  
> mechanisms such as stdin/stdout or Display/EventSensor.
>
> REPLServer is loadable in Squeak 3.9, 3.10 using the Packages  
> Universe, or http://www.squeaksource.com/SecureSqueak (I should  
> really put it in its own project at some stage). Its documentation  
> is available as "online help" from the CLI.
>
> Gulik.
>
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> Marcus Denker <denker@...> writes:
>
>>
>>
>> On 25.02.2009, at 22:27, Matthew Fulmer wrote:
>>
>>>>
>>>> Each command will then be a message sent to the object referenced  
>>>> by
>>>> the variable 'shell'.
>>>>
>>>> entering 'ls' will then invoke 'shell.ls'...
>>
>> I would say that a command like "ls" is not a method. It's an object
>> (instance of a sublass of "Script" or "Command").
>>
>> You want, for example, inherit things like command line parsing,
>> standard options
>> (e.g. --help) and things liket that. A command like ls is far too
>> complex to be
>> just one method.
>>
>> Marcus
>>
>> --
>> Marcus Denker  --  denker@...
>> http://www.marcusdenker.de
>>
>
> I would say ls is a message, and Shell ls answer with a LSCommand  
> which is
> kindOf: Command.
> A Command use lazy evaluation: it does not evaluate until a end of  
> line or pipe
> message triggers evaluation (i mean send the message #value).
>
> Before being evaluated, Command behaviour can be modified by sending  
> all sort of
> message, like -l --help etc...
> Of course, apart options which are messages sent to the command  
> (eventually with
> arguments), a list of arguments can be passed to the Command itself  
> (Command
> valueWithArguments: aList).
>
> Just have to invent the syntax now...
>
> Nicolas
>
>
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>
> Haha!  I just meant, is there anything else out there I should know
> about?
>
> Do you know about any other Smalltalk-based shells?
>
> - on
>
> On Feb 26, 2009, at 13:35, David T. Lewis wrote:
>
>> On Thu, Feb 26, 2009 at 12:03:43PM +0100, Oscar Nierstrasz wrote:
>>>
>>> David Lewis mentioned ExternalCommandShell as an example.  Is that
>>> the
>>> state-of-the-art?
>>
>> Well, I wrote it so you may be sure that it is not state-of-the-art ;)
>>
>> Dave
>
>
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