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document mandatory #:outer-scope argument

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AlexKnauth 2016-06-19 21:51:45 -04:00
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commit e8bc0420ea
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afl/docs/afl.scrbl
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@ -67,9 +67,14 @@ The @racket[arg-str] argument lets you specify something else to use as a placeh
}
@defproc[(make-afl-readtable [orig-readtable readtable? (current-readtable)]
[#:outer-scope outer-scope (-> syntax? syntax?)]
[#:arg-str arg-str string? (current-arg-string)]) readtable?]{
makes an @racketmodname[afl] readtable based on @racket[orig-readtable].
The @racket[outer-scope] argument should be a function that introduce scopes to preserve hygiene,
normally produced by @racket[make-syntax-introducer] and similar functions. For versions of racket
that support it, these should generally be specified as use-site scopes.
The @racket[arg-str] argument lets you specify something else to use as a placeholder instead of
@racket[%], just like for @racket[afl-read].
}