On Mon, Jul 20, 2015 at 9:08 AM, Alexander D. Knauth
<[email protected]> wrote:
>
> On Jul 20, 2015, at 9:23 AM, Matthew Flatt <[email protected]> wrote:
>
>> At Mon, 20 Jul 2015 08:20:32 -0500, Robby Findler wrote:
>>> On Mon, Jul 20, 2015 at 8:16 AM, Matthew Flatt <[email protected]> wrote:
>>>> At Sun, 19 Jul 2015 15:46:07 -0700, Alexis King wrote:
>>>>> One more thing: introducing a new scope with make-syntax-introducer seems 
>>>>> to
>>>>> break DrRacket’s Check Syntax arrows for the whole module.
>>>>
>>>> That makes sense in retrospect. Adding an extra scope makes
>>>> `syntax-original?` produce #f for everything in whole module, and that
>>>> makes DrRacket ignore the identifiers.
>>>
>>> Not sure if it is relevant, but if you put the property
>>> 'original-for-check-syntax on an identifier, check syntax will treat
>>> it as if it was original.
>>
>> In this case, I think that would mark too many identifiers as original,
>> such as identifiers introduced by macros that are defined in the same
>> module.
>
> Wouldn't it only do that if the identifiers were original to begin with?
> I mean, if they were introduced by macros, then they wouldn't be original to 
> begin with, and so a function produced by (make-syntax-introducer) wouldn't 
> make it original unless it already was?
>

I'm not sure if you're asking about Check Syntax or not, but what it
does is ignore identifiers, unless they are either syntax-original? or
they have that property.

Robby

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