s/symbols/keywords/

2009/12/11 Laurent PETIT <laurent.pe...@gmail.com>

> namespacing symbols seems sufficient, indeed.
>
> 2009/12/11 Stephen C. Gilardi <squee...@mac.com>
>
>
>> On Dec 11, 2009, at 5:08 AM, Laurent PETIT wrote:
>>
>> But then, we could even go one level deeper: not only provide a particular
>> instance that would allow to quit the REPL, but a set of instances. And if
>> the returned value of the call to the REPL returns one of the instances in
>> the set, then quit.
>> This would allow to nest debug-repls (but is it interesting ?) calls, and
>> to go back to the encapsulating repl by e.g. a call to debug-repl/quit(1),
>> or to go up 2 levels in the debug-repls nesting by calling
>> debug-repl/quit(2), ... or to go back to the main environment by e.g. a call
>> to debug-repl/quit().
>>
>>
>> One possible implementation of this is to use keywords as commands to the
>> debug-repl. Since evaluating a keyword (alone on a line by itself) is seldom
>> interesting, we could use ones like :quit or :pop as commands intercepted by
>> the debug repl before evaluation. We could even respond to a set of commands
>> and send any unrecognized commands along to the evaluator.
>>
>> If hijacking namespace-less keywords for that purpose is distasteful, we
>> could also put the commands in a namespace, for example:
>>
>> :dr/quit
>>
>> --Steve
>>
>>
>

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