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improved the code that determines if an identifier is a known predicate or if it is some unknown thing

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This commit is contained in:
Robby Findler 2010-07-09 15:11:02 -05:00
parent 99c563ac50
commit 0a7c65d066
1 changed files with 5 additions and 7 deletions
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12
collects/drracket/syncheck.rkt
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@ -2148,13 +2148,11 @@ If the namespace does not, they are colored the unbound color.
;; approximate this by just asking 'did this identifier come from the core?' (which is known
;; to not bind any contracts (I hope))
(define (known-predicate? id)
(eq? (syntax-e id) 'integer?)
#;
(let ([src (syntax-source-module id)])
(and src
(let-values ([(base rel) (module-path-index-split src)])
(printf "~s => ~s\n" (syntax-e id) (list base rel))
(member base '(racket racket/base scheme scheme/base))))))
(let ([ib (identifier-binding id)])
(and (list? ib)
(let ([src (list-ref ib 0)])
(let-values ([(base rel) (module-path-index-split src)])
(member base '('#%kernel racket racket/base scheme scheme/base)))))))
(define (base-color stx polarity)
(color stx