I changed #:info to
#:language-info #('Z/runtime configure 'dont-care)
And added Z/runtime.rkt with
#lang racket/base
(provide configure)
(define (configure . args)
(printf "called configure with ~a\n" args)
#f)
But the printf doesn't happen. Is the '-Iq Z' flag not the right incantation?
On 09/01/2011 01:43 PM, Matthew Flatt wrote:
> Instead of `#:info', you want to specify `#:language-info'.
>
> The `#:info' hook is for things related to the *source* of a module in
> the language, such as syntax coloring in DrRacket for a module that
> start `#lang Z'. The plain `racket' REPL doesn't deal with the module's
> source at all in that sense.
>
> The `#:language-info' hook is for things related to *running* a module
> that starts `with `#lang Z'. When such a module is provided to
> `racket', then `racket' uses `configure-runtime' before instantiating
> the module.
>
> At Thu, 01 Sep 2011 13:01:48 -0600, Jon Rafkind wrote:
>> More details on how my system is setup:
>>
>> 1. Make a directory for a new language called Z
>> 2. Edit Z/lang/reader.rkt and put this in there
>> #lang s-exp syntax/module-reader
>>
>> Z
>>
>> #:info z-info
>>
>> (define (z-info key default filter)
>> (printf "called z-info\n")
>> (filter key default))
>>
>> 3. Edit Z/main.rkt
>> #lang racket/base
>> (provide (all-from-out racket/base))
>>
>> 4. Run with the Z language
>> $ PLTCOLLECTS=`pwd`:$PLTCOLLECTS racket -Iq Z
>> Welcome to Racket v5.1.3.6.
>> At this point I would expect it to say "called z-info" to try to set up the
>> runtime.
>>
>>
>> On 09/01/2011 12:50 PM, Jon Rafkind wrote:
>>> The repl doesn't seem to invoke the module language's get-info procedure.
>>> My
>> #lang has a `get-info' procedure that is passed to the module-reader by
>> #:info
>>> honu-info. get-info is defined as
>>>
>>> (provide honu-info)
>>> (define (honu-info key default default-filter)
>>> (printf "get info for ~a\n" key)
>>> (case key
>>> [(color-lexer) (dynamic-require 'honu/core/read
>>> 'color-lexer)]
>>> [(configure-runtime) `(#(honu/core/runtime configure))]
>>> [else
>>> (default-filter key default)]))
>>>
>>> It seems only drracket will call `get-info', though. Is there a way to make
>> the repl call this as well, and if it doesn't can we make it?
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