. (Sorry if this is old news and I missed that someone
is already working on it.)
Carl Eastlund
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, and at each click the dialog pops back up again. Our
site(s) would be easier to get around if any or all of these were
fixed: old versions from the Racket Download page, an easier to read
redirection dialog, and only seeing that dialog once per visit.
Carl Eastlund
On Sun, Aug 29, 2010 at 8:32 PM, David Van Horn dvanh...@ccs.neu.edu wrote:
On 8/29/10 8:27 PM, Carl Eastlund wrote:
What do you propose for/first should return if the set s is empty?
#f?
Which will do what in a 2-valued context?
--Carl
On Tue, Sep 7, 2010 at 8:57 AM, Eli Barzilay e...@barzilay.org wrote:
At some point after the Racket rename, `racket/nest' was dropped, and
every once in a while I run into a case where I really miss it. So
here's a shot at what went wrong and an alternative vesion.
My guess is that the main
John,
See this-package-in, found both in the cce/scheme planet package and
in unstable/require. If you write (prefix-in drlink: (this-package-in
private/drracket-link)) you should get the behavior you want, and it
should be less fragile than the explicit planet path.
Carl Eastlund
On Tue, Oct
On Mon, Oct 11, 2010 at 2:10 PM, Joe Marshall jmarsh...@alum.mit.edu wrote:
On Mon, Oct 11, 2010 at 9:59 AM, Neil Toronto neil.toro...@gmail.com wrote:
If I get a vote, +1/2 from me.
My vote isn't +1 because I'd rather see a syntactic restriction removed:
make the inside of a `begin' an
On Wed, Jul 7, 2010 at 12:23 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
Should an expression be required at the end? A `module', `unit', or
`class' body can consist of just definitions. Similarly, if an
internal-definition context ends with a definition, we could define the
result to be
into a problem
with nested macros imported from someone else's libraries is something
I'd much rather make easy.
Carl Eastlund
On Wed, Oct 13, 2010 at 10:02 AM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
In a sense you just want to change the 'fault blame' designation when
e/d ...
moves
Caveat Emptor: be wary of running code designed to produce random,
unsafe results if the computer you are running it on has any data you
really care about. Chances of catastrophic failure *should* be low,
but they may not be, and sometimes lightning does strike anyway.
Carl Eastlund
On Tue, Oct
a reference to it, although perhaps the
documentation index simply did not get rebuilt appropriately.
Carl Eastlund
On Tue, Oct 26, 2010 at 2:55 PM, John Clements
cleme...@brinckerhoff.org wrote:
Let me preface this by saying that I'm sure this is somehow my fault.
Nevertheless, it seems broken
On Mon, Oct 25, 2010 at 11:09 PM, Eli Barzilay e...@barzilay.org wrote:
9 hours ago, Ryan Culpepper wrote:
[...]
-- Release candidates are at
-- http://pre.racket-lang.org/release/installers
There is now a build there that includes Matthew's change to the
unsafe bindings. (As I said
On Thu, Oct 28, 2010 at 2:12 PM, namekuseijin namekusei...@gmail.com wrote:
On Thu, Oct 28, 2010 at 3:48 PM, John Clements
cleme...@brinckerhoff.org wrote:
So, if I'm reading this correctly, we've gone from ~590K lines of C to about
~340K lines of C. That's amazing.
hope that doesn't mean
program.
Carl Eastlund
On Wed, Nov 3, 2010 at 2:24 PM, Casey Klein
clkl...@eecs.northwestern.edu wrote:
I'm hitting a module mismatch that won't go away no matter how many
times I type raco make or raco setup.
Running the module
#lang racket
(require redex)
variables-not-in
produces
link
On Thu, Nov 11, 2010 at 12:18 PM, Neil Toronto neil.toro...@gmail.com wrote:
Eric Hanchrow wrote:
I find myself using this all the time; it seems it'd be handy to have
built in.
(define (shuffled list)
(sort list #:key (lambda (_) (random)) #:cache-keys? #t))
Is the distribution of
On Thu, Nov 11, 2010 at 12:40 PM, Neil Toronto neil.toro...@gmail.com wrote:
I don't know. I know that the run through the list and swap with another
random element algorithms are usually non-uniform, and so are a lot of
other things that seem like they'd work. I wouldn't use something that
Do you have a sample program where Racket preserves source locations
and Typed Racket doesn't?
Carl Eastlund
On Sat, Nov 20, 2010 at 1:51 PM, John Clements
cleme...@brinckerhoff.org wrote:
It appears to me that TR does not preserve source locations, which makes
testing extremely painful
Why is it more useful for enter! to give this output than load or require?
Carl Eastlund
On Fri, Dec 10, 2010 at 3:05 PM, Noel Welsh noelwe...@gmail.com wrote:
It is moderately useful to see what is reloaded if you renter enter!
N.
On Fri, Dec 10, 2010 at 5:26 PM, Carl Eastlund c
On Sat, Dec 11, 2010 at 4:58 PM, Eli Barzilay e...@barzilay.org wrote:
Yesterday, Jakub Piotr Cłapa wrote:
On 10.12.10 21:05, Noel Welsh wrote:
It is moderately useful to see what is reloaded if you renter enter!
Just a quick thought:
Let it output what it is reloading and not what is
On Sat, Dec 11, 2010 at 5:17 PM, Eli Barzilay e...@barzilay.org wrote:
I'm not sure what your intended use is (= what is that language in
question), but IIUC, it sounds like you really want
racket -I typed/racket
Almost, apparently I need to throw a -i in there to get the REPL
back. But
DrRacket 5.0.2 gave me this error in a program using rackunit:
compiled/drracket/errortrace/rackunit_rkt.zo:1:0: read (compiled):
code compiled for version 5.0.1, not 5.0.2
Is this a bug or a feature?
Carl Eastlund
_
For list-related
Ah ha, I have figured out the problem. I had the .zo file, but *not*
the original .rkt file, so there was nothing for DrRacket to
recompile. Sorry for the false alarm!
Carl Eastlund
On Thu, Dec 16, 2010 at 3:05 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
That shouldn't happen, since
with yourself, but not
trouble anyone else.
Carl Eastlund
On Thu, Jan 6, 2011 at 7:25 AM, Robby Findler
ro...@eecs.northwestern.edu wrote:
Thanks guys for the explanations. I'll study them -- I think I'm
missing some (probably simple) key piece of how git works internally
that would probably make
On Thu, Jan 6, 2011 at 8:35 AM, Robby Findler
ro...@eecs.northwestern.edu wrote:
Thanks, Carl. I have tried that route in the past and I found that I
let robby/plt get too far out of sync with the tree. So I'm looking
for a workflow where, perhaps, what I do is create robby/plt only when
I
On Thu, Jan 6, 2011 at 8:45 AM, Robby Findler
ro...@eecs.northwestern.edu wrote:
On Thu, Jan 6, 2011 at 7:41 AM, Carl Eastlund c...@ccs.neu.edu wrote:
You can always just leave robby/plt around, but only use it for that
purpose. Even if you've left it in some odd state, at any point in
time
On Thu, Jan 6, 2011 at 12:06 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
On Thu, Jan 6, 2011 at 8:00 AM, Carl Eastlund c...@ccs.neu.edu wrote:
In case you find it to be an improved workflow, here's what I do: I
maintain cce/plt as a clone of plt. I work on it, on whatever branch
On Thu, Jan 6, 2011 at 1:29 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
If your goal is to figure out this git stuff, I'm happy to keep
answering questions. If your goal is, more immediately, to figure out
if you need those 53 commits, open up read permissions to robby/plt
and I (or
On Sat, Jan 15, 2011 at 6:53 AM, Robby Findler
ro...@eecs.northwestern.edu wrote:
On Fri, Jan 14, 2011 at 9:13 PM, Carl Eastlund c...@ccs.neu.edu wrote:
I think that most of the time that you re-provide something you really
wanted to put the same contract on it, so it seems like we should make
On Sun, Jan 16, 2011 at 11:03 PM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
On Jan 15, 2011, at 5:05 PM, Casey Klein wrote:
On Sat, Jan 15, 2011 at 11:26 AM, Stevie Strickland
sstri...@ccs.neu.edu wrote:
On Jan 15, 2011, at 12:19 PM, Robby Findler wrote:
I think that we are just
the client breaks the contracts.
On Jan 16, 2011, at 11:06 PM, Carl Eastlund wrote:
On Sun, Jan 16, 2011 at 11:03 PM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
On Jan 15, 2011, at 5:05 PM, Casey Klein wrote:
On Sat, Jan 15, 2011 at 11:26 AM, Stevie Strickland
sstri...@ccs.neu.edu wrote
On Thu, Feb 3, 2011 at 9:08 PM, Ryan Culpepper ry...@ccs.neu.edu wrote:
* Carl Eastlund c...@ccs.neu.edu
- Dracula Tests (confirm that Dracula runs from PLaneT)
Done.
--Carl
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For list-related administrative tasks:
http://lists.racket
Dracula only has tool-names, and it loads properly in the
pre-release installer I tried. I don't know if tool-names is
deprecated or not, but it appears to still work.
Carl Eastlund
On Fri, Feb 4, 2011 at 4:04 PM, John Clements cleme...@brinckerhoff.org wrote:
It looks like the infotab/setup
Done; Dracula works in v5.1.
Carl Eastlund
On Fri, Feb 11, 2011 at 2:28 PM, Eli Barzilay e...@barzilay.org wrote:
The final v5.1 build is now ready at the same place:
http://pre.racket-lang.org/5.1/installers
It is a good idea to run quick tests with it to make sure that
version related
partway through.
On the other hand, I don't need this behavior to be the default. If
you want to make raco signal an error by default, and add a --quiet or
--force option to restore the current behavior, that would be fine by
me.
Carl Eastlund
On Tue, Feb 15, 2011 at 3:41 PM, John Clements
-in, rename-in, etc. might seriously impact
compile time.
Carl Eastlund
On Thu, Feb 17, 2011 at 5:04 PM, John Clements
cleme...@brinckerhoff.org wrote:
Running a particular file has been crushingly slow for me, and I finally
traced it down
(apparently) to the addition of an except-in wrapper
Have you tried this with non-planet files? I'm curious whether the
planet aspect is really a factor here, or just except-in.
Carl Eastlund
On Thu, Feb 17, 2011 at 5:18 PM, John Clements
cleme...@brinckerhoff.org wrote:
On Feb 17, 2011, at 2:12 PM, Carl Eastlund wrote:
I don't know precisely
place.
Carl Eastlund
On Tue, Feb 22, 2011 at 3:37 PM, Jay McCarthy jay.mccar...@gmail.com wrote:
I don't feel strongly about this and you seem to, so supposing we
support any conflicting installations, it makes sense for Planet 2.0
to have both major and minor versions.
Jay
2011/2/19 Robby
the maintainer wants.
Carl Eastlund
On Tue, Feb 22, 2011 at 4:06 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
Carl: your message is unclear to me. Are you saying that attempting to
solve the problem of matching up require requests with available
versions of software packages is hopeless and we
I am aware of the external versions, but since I can't put them in a
require spec to identify the package I want, they aren't terribly
useful as an identifying feature of a package.
Carl Eastlund
On Tue, Feb 22, 2011 at 4:34 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
Thanks
be provided by the user, or bound as syntax
parameters.
Carl Eastlund
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collection, the compiled form of the first term still
exists:
(define b (make-weak-box 'not-used))
Thus there is a reference to the symbol not-used, and it is not
garbage collected.
Carl Eastlund
On Wed, Mar 16, 2011 at 5:09 PM, David Vanderson
david.vander...@gmail.com wrote:
I'm seeing
Has anyone ever implemented alpha-equivalence for fully expanded
Racket programs? It seems like it might be useful for testing macros,
and I'd rather not duplicate effort if it's already been done.
Carl Eastlund
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-expansion metadata
associated with modules?
Carl Eastlund
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. Are these mechanisms documented, or
do you mean I should look at the code?
--Carl
On Tue, Apr 19, 2011 at 4:02 PM, Carl Eastlund c...@ccs.neu.edu wrote:
I would like to associate metadata with a module based on its
expansion. In my case, I want the Dracula language to be able to
construct
On Tue, Apr 19, 2011 at 5:32 PM, Robby Findler
ro...@eecs.northwestern.edu wrote:
On Tue, Apr 19, 2011 at 4:29 PM, Carl Eastlund c...@ccs.neu.edu wrote:
On Tue, Apr 19, 2011 at 5:22 PM, Robby Findler
(Also you might want to go check and see how scribble does proc-doc
and possibly scribble/lp
that must be correct because DrRacket
said so.
Carl Eastlund
On Fri, Jun 3, 2011 at 3:12 PM, Jon Rafkind rafk...@cs.utah.edu wrote:
Somewhat offtopic but could the *SL languages use levenshtien distances to
find symbolically related variables? clang (a c++ compiler) does this and I
find
Why does regexp-match** need to take this extra argument? Can't we
just use map like normal?
If we want users to process each match in turn, possibly to allow
early garbage collection, it sounds like an in-regexp-matches sequence
would be better.
Carl Eastlund
On Sat, Jun 4, 2011 at 5:08 PM
You wrote:
(define (regexp-match* . xs)
(apply regexp-match** car xs))
I'm asking why it's not just this instead:
(define (regexp-match* . xs)
(map car (apply regexp-match** xs))
Why does regexp-match** need to do the mapping?
Carl Eastlund
On Sat, Jun 4, 2011 at 7:17 PM, Eli Barzilay
On Tue, Jun 28, 2011 at 10:06 AM, Neil Van Dyke n...@neilvandyke.org wrote:
Eli Barzilay wrote at 06/28/2011 09:52 AM:
This makes `MAIN' the Racket equivalent of Python's `__main__' thing.
As for the name, if you could promise me that this name isn't a slippery
slope to a proliferation of
On Tue, Jun 28, 2011 at 10:20 AM, Eli Barzilay e...@barzilay.org wrote:
Three minutes ago, Carl Eastlund wrote:
The Racketish name would be #%main, wouldn't it?
Yes. But the problem is that `#%foo' names are intended to be things
that you don't write in end-user code, only if you implement
On Tue, Jun 28, 2011 at 11:27 AM, Eli Barzilay e...@barzilay.org wrote:
An hour ago, Carl Eastlund wrote:
On Tue, Jun 28, 2011 at 10:20 AM, Eli Barzilay e...@barzilay.org wrote:
Three minutes ago, Carl Eastlund wrote:
The Racketish name would be #%main, wouldn't it?
Yes
On Wed, Jun 29, 2011 at 9:19 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
I've pushed a change to Racket's macro system that throws out the
syntax-certificate system and adds a syntax-taint system.
Syntax taints, like syntax certificates before, are intended to
protect macro expansions from
On Wed, Jun 29, 2011 at 10:10 PM, Eli Barzilay e...@barzilay.org wrote:
A few seconds ago, Eli Barzilay wrote:
8 minutes ago, Carl Eastlund wrote:
On Wed, Jun 29, 2011 at 9:19 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
I've pushed a change to Racket's macro system that throws out
On Wed, Jun 29, 2011 at 10:55 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
8 minutes ago, Carl Eastlund wrote:
On Wed, Jun 29, 2011 at 9:19 PM, Matthew Flatt mfl...@cs.utah.edu
wrote:
Things you need to know:
* When writing a macro (without `syntax-rules', `define-syntax-rule
Great stuff. This is a big improvement.
Carl Eastlund
On Fri, Jul 1, 2011 at 8:45 PM, Ryan Culpepper r...@cs.utah.edu wrote:
I just pushed a commit intended to improve the usability of the main
documentation page, especially for newcomers to Racket. You can also
see the new version here
On Thu, Jun 30, 2011 at 2:20 PM, Stephan Houben steph...@planet.nl wrote:
Something like this springs to mind:
(define-syntax provide/protection
(syntax-rules ()
((_ name)
(begin
(define-syntax tmp
(syntax-rules ()
((_ . args) (name . args
A click away can be one too many. Students have enough difficulty
finding documentation as it is. The reference for ISL cond should
include all the necessary details of ISL cond. How about we have a
note saying that ISL cond is the same as ASL cond, then write it all
out anyway. And presumably
On Tue, Jul 19, 2011 at 5:16 PM, Ryan Culpepper r...@cs.utah.edu wrote:
* Carl Eastlund c...@ccs.neu.edu
- Dracula Tests (confirm that Dracula runs from PLaneT)
Done.
_
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On Wed, Jul 27, 2011 at 11:32 AM, Eli Barzilay e...@barzilay.org wrote:
10 minutes ago, Robby Findler wrote:
They have more similarities than your message suggests I believe.
And it is probably worth exploring that. As far as I can see a
facet/modulet has less stuff than a package and
On Wed, Jul 27, 2011 at 1:29 AM, Ryan Culpepper r...@cs.utah.edu wrote:
* Carl Eastlund c...@ccs.neu.edu
- Dracula Tests (confirm that Dracula runs from PLaneT)
Done, in case my [late] response on the prior thread was missed.
--Carl
On Wed, Jul 27, 2011 at 4:17 PM, Sam Tobin-Hochstadt sa...@ccs.neu.edu wrote:
On Wed, Jul 27, 2011 at 1:10 PM, Tony Garnock-Jones to...@ccs.neu.edu wrote:
On 2011-07-27 4:01 PM, Sam Tobin-Hochstadt wrote:
If you have a sufficiently powerful inspector, you can traverse any
structure. In
On Thu, Jul 28, 2011 at 12:35 AM, Jay McCarthy jay.mccar...@gmail.com wrote:
On Wed, Jul 27, 2011 at 8:12 PM, Carl Eastlund c...@ccs.neu.edu wrote:
On Wed, Jul 27, 2011 at 11:32 AM, Eli Barzilay e...@barzilay.org wrote:
10 minutes ago, Robby Findler wrote:
They have more similarities than your
On Thu, Aug 4, 2011 at 12:11 PM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
One of the responses to the draft of the Racket style guide contains the
following paragraph:
There should be unified way to test collections. Let's say I fix
something in collect `foo', there should be an
On Sat, Aug 13, 2011 at 1:26 PM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
On Aug 13, 2011, at 12:58 PM, Sam Tobin-Hochstadt wrote:
On Sat, Aug 13, 2011 at 12:51 PM, Eli Barzilay e...@barzilay.org wrote:
10 minutes ago, Sam Tobin-Hochstadt wrote:
`match' also currently adds a syntax
On Sat, Aug 13, 2011 at 2:05 PM, Sam Tobin-Hochstadt sa...@ccs.neu.edu wrote:
On Aug 13, 2011 1:35 PM, Carl Eastlund c...@ccs.neu.edu wrote:
On Sat, Aug 13, 2011 at 1:26 PM, Matthias Felleisen
matth...@ccs.neu.edu wrote:
On Aug 13, 2011, at 12:58 PM, Sam Tobin-Hochstadt wrote:
On Sat
I've run into the same issue. The way I sometimes to it is to eval
code which requires the original module for syntax, extracts the value
during macro expansion, and produces an expression that quotes it (or
an expression that reconstructs it, if not an s-expression).
Carl Eastlund
On Sun
On Wed, Aug 17, 2011 at 6:25 PM, Sam Tobin-Hochstadt sa...@ccs.neu.edu wrote:
The following idiom duplicates the syntax properties on `stx':
(define-syntax (m stx) (datum-syntax #'here 'id stx stx))
This is a problem for me because I use syntax properties to indicate
polymorphic type
Have you tried using inst instead of ann? Telling TR what to fill
in for a and b will probably be more helpful to it.
Carl Eastlund
On Sat, Aug 20, 2011 at 11:55 AM, John Clements
cleme...@brinckerhoff.org wrote:
I can't seem to make typed racket happy about using 'sort':
#lang typed/racket
You can also write:
(for*/list
([(k v) (in-hash ht)]
[res (in-value (f k v))]
#:when res)
res)
The in-value sequence lifts values to length-one sequences for just
such kinds of bindings. (The above is untested, so may need some
fixing.)
Carl Eastlund
On Tue, Sep 6, 2011 at 2:35 PM
On Wed, Sep 7, 2011 at 1:37 PM, John Clements cleme...@brinckerhoff.org wrote:
On Sep 6, 2011, at 8:12 PM, Sam Tobin-Hochstadt wrote:
On Tue, Sep 6, 2011 at 8:05 PM, John Clements cleme...@brinckerhoff.org
wrote:
On Aug 18, 2011, at 5:32 AM, Sam Tobin-Hochstadt wrote:
Yes, I understand
On Wed, Sep 21, 2011 at 7:44 PM, Ryan Culpepper r...@cs.utah.edu wrote:
This particular bug only affects patterns of the form
(stuff . var:expr)
If you've seen pattern variables get non-syntax values in some other way,
please let me know! (BTW, by pattern variable I mean a name bound
How about we write a define-toggle-contract-out form, so everyone
can define their own without actually implementing their own.
Something like so:
(define-toggle-contract-out my-contract-out #:disable) ;; comment out
keyword to enable
(provide (my-contract-out [thing thing/c]))
Carl Eastlund
On Mon, Oct 17, 2011 at 9:02 PM, Ryan Culpepper r...@cs.utah.edu wrote:
* Carl Eastlund c...@ccs.neu.edu
- Dracula Tests (confirm that Dracula runs from PLaneT)
Done.
--Carl
_
For list-related administrative tasks:
http://lists.racket
is available.)
Of course, no one should take this as a complaint about Racket
overall; its language-building tools are great. If they weren't, I
wouldn't be able to have such detailed and esoteric complaints in the
first place.
Carl Eastlund
On Thu, Dec 1, 2011 at 9:49 AM, Matthew Flatt mfl...@cs.utah.edu wrote:
The bytecode compiler now supports cross-module inlining of functions.
As a result, for example, `empty?' and `cons?' should now perform just
as well as `null?' and `pair?'.
Excellent!
To avoid expanding bytecode too
What does divides even mean in Q? I think we need David to explain
what his extension of GCD and LCM means here, in that divisors and
multiples are fairly trivial things in Q.
Carl Eastlund
On Fri, Dec 9, 2011 at 3:08 PM, J. Ian Johnson i...@ccs.neu.edu wrote:
What? The greatest common divisor
On Tue, Jan 17, 2012 at 6:44 PM, Ryan Culpepper r...@cs.utah.edu wrote:
* Carl Eastlund c...@ccs.neu.edu
- Dracula Tests (confirm that Dracula runs from PLaneT)
Done.
_
Racket Developers list:
http://lists.racket-lang.org/dev
On Fri, Mar 9, 2012 at 5:58 PM, Jay McCarthy jay.mccar...@gmail.com wrote:
I just pushed...
- module**
Like module* but combines multiple occurrences of the same submodule
name into one module*
- when-testing
An abbreviation of module** with the name test and the #f language
- raco
generator. So I added some printouts for manual debugging.
And that caused a segfault.
It's a good thing the segfault successfully created a crash report. If I
had to start debugging C code, I imagine the next step would be my computer
melting.
Carl Eastlund
_
Racket
On Thu, May 3, 2012 at 3:58 PM, Danny Yoo d...@cs.wpi.edu wrote:
IMO, anyone who is not coming from some kind of Scheme background
would view this as ridiculously long. If they're renamed to the usual
names, things look much better:
(parameterize ([stderr (stdout)])
...)
with _ and ..., but at least that's a known set
of constant size.
Carl Eastlund
On Fri, May 4, 2012 at 2:16 PM, Eli Barzilay e...@barzilay.org wrote:
This is an *ancient* patch suggestion that I dug up in my quest for
smaller inbox... (It's really old, so won't work as is.)
It makes it possible to define
is a binding
position is a bit different.)
Perhaps have an (id _) form that would allow putting your special
identifiers there.
And, Carl Eastlund wrote:
If we add some kind of id expanders for match patterns, we need to
add a way for pattern variables to shadow these names if the author
On Fri, May 4, 2012 at 3:11 PM, Eli Barzilay e...@barzilay.org wrote:
Just now, Carl Eastlund wrote:
It's not a question of how many there are, or who knows about them.
Providing your own if does not prevent others from shadowing if
with let or any other binding form. In a large enough
On Fri, May 4, 2012 at 4:37 PM, Eli Barzilay e...@barzilay.org wrote:
20 minutes ago, Carl Eastlund wrote:
In case it wasn't clear enough, I said that I don't mind having it
(and I'm willing to add it) -- I only added that I don't see any
*practical* case where you'd use it.
Okay, then I
This may be a consequence of updating mutable state inside a set
datastructure. I haven't tried yet, but non-cyclic uses of mutable boxes
inside sets may have similar results.
Carl Eastlund
On Tue, May 8, 2012 at 9:25 AM, Matthias Felleisen matth...@ccs.neu.eduwrote:
Looks like a bug. Why
please
clarify this issue, here and/or in the documentation? An example of
the kind of problem that arises when using gensym in compiled code
would be wonderful.
Carl Eastlund
[1]
http://docs.racket-lang.org/reference/stxops.html#%28def._%28%28lib._racket/private/stxcase-scheme..rkt%29._generate
On Fri, Jul 6, 2012 at 3:06 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
At Fri, 6 Jul 2012 12:59:34 -0600, Matthew Flatt wrote:
As I try to make an example illustrating problems, I see that Racket is
more resistant to problems created by `gensym' than I expected.
Ah --- one more level of
On Fri, Jul 6, 2012 at 3:11 PM, Carl Eastlund c...@ccs.neu.edu wrote:
On Fri, Jul 6, 2012 at 3:06 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
At Fri, 6 Jul 2012 12:59:34 -0600, Matthew Flatt wrote:
As I try to make an example illustrating problems, I see that Racket is
more resistant
On Fri, Jul 6, 2012 at 6:53 PM, Matthias Felleisen matth...@ccs.neu.edu wrote:
I don't care about typed definitions.
Sam didn't have a typed definition, just a type definition, note
the significant d suffix.
And yes, in an untyped world, you'd write
(define (sum lt)
(cond
[(promise?
On Sat, Jul 7, 2012 at 8:38 AM, Matthew Flatt mfl...@cs.utah.edu wrote:
At Fri, 6 Jul 2012 15:19:25 -0400, Carl Eastlund wrote:
While I'm thinking about this -- since gensym in macros is a common
error, is it possible we could fix it so that it works? The unique
marks on generate
On Tue, Jul 10, 2012 at 6:44 PM, Neil Van Dyke n...@neilvandyke.org wrote:
Robby Findler wrote at 07/10/2012 05:20 PM:
On Tue, Jul 10, 2012 at 2:39 PM, Matthew Flattmfl...@cs.utah.edu wrote:
- mzlib [...]
- mzscheme [...]
I don't think these should be removed or deprecated, ever. I have
On Fri, Jul 20, 2012 at 7:23 AM, Sam Tobin-Hochstadt sa...@ccs.neu.edu wrote:
On Fri, Jul 20, 2012 at 12:24 AM, Asumu Takikawa as...@ccs.neu.edu wrote:
I heard rumours that there was once an official PLT PLaneT account
intended for packages maintained by the dev team. Does anyone know if it
On Fri, Jul 20, 2012 at 11:16 AM, Carl Eastlund c...@ccs.neu.edu wrote:
On Fri, Jul 20, 2012 at 7:23 AM, Sam Tobin-Hochstadt sa...@ccs.neu.edu
wrote:
On Fri, Jul 20, 2012 at 12:24 AM, Asumu Takikawa as...@ccs.neu.edu wrote:
I heard rumours that there was once an official PLT PLaneT account
On Fri, Jul 20, 2012 at 4:33 PM, Vincent St-Amour stamo...@ccs.neu.edu wrote:
At Fri, 20 Jul 2012 16:17:22 -0400,
as...@racket-lang.org wrote:
3582b57 Asumu Takikawa as...@racket-lang.org 2012-07-20 15:10
:
| Move mzlib/defmacro = racket/defmacro
I'm not sure this belongs in `racket'. This
On Wed, Jul 25, 2012 at 10:00 PM, D Herring dherr...@tentpost.com wrote:
On 07/25/2012 04:50 PM, Robby Findler wrote:
On Wednesday, July 25, 2012, Doug Williams wrote:
Racket now includes nan? and infinite? in the core language, which
were already defined and provided by the science
don't
want to move this condition into the sequence any more than I want to write
sequence-filter instead of #:when or #:unless.
Has this been brought up before? I can't recall. Does anyone else run
into the same issue?
Carl Eastlund
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Racket Developers list:
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. . 5)) i)
'(0 1 2 3 4)
I imagine that `#:break-when' and `#:break-unless' are allowed among
the clauses much like `#:when' and `#:unless', but also allowed at the
end of the body. Is that what you had in mind?
At Fri, 14 Sep 2012 10:09:52 -0400, Carl Eastlund wrote:
I would like
and until, is hard to confuse
with when and unless, and do isn't that much extra to read. And it's
positive, so it doesn't reverse the meaning of the second word.
Carl Eastlund
On Fri, Sep 14, 2012 at 4:25 PM, Matthew Flatt mfl...@cs.utah.edu wrote:
At Fri, 14 Sep 2012 15:30:22 -0400, Eli Barzilay
Short, short version: I will be working on a new Dracula implementation;
see https://github.com/carl-eastlund/dracula (currently just a bare Racket
fork).
Short version: While the new Dracula is still spiritually ACL2 via
Racket, the new one will be very different from the old
On Mon, Sep 24, 2012 at 7:26 PM, Carl Eastlund c...@racket-lang.org wrote:
Short, short version: I will be working on a new Dracula implementation;
see https://github.com/carl-eastlund/dracula (currently just a bare
Racket fork).
Anyway, the repository is up on Github, linked above
message.
Carl Eastlund
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http://lists.racket-lang.org/dev
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