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Document prop:contracted and impersonator-prop:contracted.

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This commit is contained in:
Stevie Strickland 2011-04-15 16:29:17 -04:00
parent ec50a8c5a2
commit bdd5ac2d41
1 changed files with 10 additions and 0 deletions
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collects/scribblings/reference/contracts.scrbl
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@ -1486,6 +1486,16 @@ constructed by @racket[build-chaperone-contract-property] and the value
for @racket[prop:flat-contract] must be a @tech{flat contract property}
constructed by @racket[build-flat-contract-property].
}
@deftogether[(
@defthing[prop:contracted struct-type-property?]
@defthing[impersonator-prop:contracted impersonator-property?]
)]{
These properties attach a contract value to the protected structure,
chaperone, or impersonator value. The function @racket[has-contract?]
returns @racket[#t] for values that have one of these properties, and
@racket[value-contract] extracts the contract value.
}
@deftogether[(
@defproc[(build-flat-contract-property