[plt-scheme] determine free variables

From: YC (yinso.chen at gmail.com)
Date: Mon Mar 24 21:05:19 EDT 2008

Thanks I will look into it.

On Mon, Mar 24, 2008 at 5:42 PM, Jay McCarthy <jay.mccarthy at gmail.com>
wrote:

> Look at collects/web-server/lang/freevars.ss for a (syntax -> (listof
> identifier-syntax)) function
>
> (Only works on expanded code)
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