[racket] small fun racket tool coding project for someone

From: Robby Findler (robby at eecs.northwestern.edu)
Date: Thu Oct 14 10:53:38 EDT 2010

This would be nice to happen, but one warning: Check Syntax's red is
not foolproof. If some macro picks up the lexical context from one
identifier and drops it on another one, Check Syntax may not notice
that the program needs one of the requires. Also, if one of the
requires does something to initialize some state, Check Syntax may not

In other words, you may not save as much of that day as you'd like ....


On Thu, Oct 14, 2010 at 9:46 AM, Neil Van Dyke <neil at neilvandyke.org> wrote:
> If anyone wants to get their feet wet using the Check Syntax info, by coding
> a useful little tool...
> I'd love to have a command-line tool that read in a Racket source file and
> removed the unnecessary "require"s.  You know, the ones that turn red when
> you hit Check Syntax button in DrRacket.
> I have several hundred legacy Scheme files, and perhaps 2/3 of the
> "require"s are unnecessary.  Removing the unnecessary ones manually in
> DrScheme could take a day, but just a few minutes with a scriptable
> command-line filter.
> (Probably a lot of these 2/3 are due to refactoring code over time.  And I'm
> guessing that some of it is copy&paste reuse by people who don't want to
> have to iterate multiple times and figure out which "require"s they still
> need before their code will compile.)
> --
> http://www.neilvandyke.org/
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