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correct output contracts (fixes #19)

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pull/21/head
Matthew Butterick 6 years ago
parent 52a91b7183
commit cd68f12985
1 changed files with 2 additions and 2 deletions
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beautiful-racket/br/scribblings/br.scrbl
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@ -555,14 +555,14 @@ Get the line index in @racket[textbox] that contains @racket[position].
@defproc[(previous-line @defproc[(previous-line
[textbox (is-a?/c text%)] [textbox (is-a?/c text%)]
[position (or/c exact-nonnegative-integer? #f)]) [position (or/c exact-nonnegative-integer? #f)])
exact-nonnegative-integer?]{ (or/c exact-nonnegative-integer? #f)]{
Get the line index in @racket[textbox] of the line before the one that contains @racket[position]. Get the line index in @racket[textbox] of the line before the one that contains @racket[position].
} }
@defproc[(next-line @defproc[(next-line
[textbox (is-a?/c text%)] [textbox (is-a?/c text%)]
[position (or/c exact-nonnegative-integer? #f)]) [position (or/c exact-nonnegative-integer? #f)])
exact-nonnegative-integer?]{ (or/c exact-nonnegative-integer? #f)]{
Get the line index in @racket[textbox] of the line after the one that contains @racket[position]. Get the line index in @racket[textbox] of the line after the one that contains @racket[position].
} }

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