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fix problem with binding of *SL struct-type name and application

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This commit is contained in:
Matthew Flatt 2010-08-19 07:09:34 -06:00
parent 716949f499
commit a7bc964c69
1 changed files with 13 additions and 4 deletions
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17
collects/lang/private/teach.rkt
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@ -771,7 +771,7 @@
(let-values ([(struct: constructor-name predicate-name getter-names setter-names)
(make-struct-names name fields stx)]
[(field-count) (length fields)]
[(signature-name) (gensym (syntax->datum name))]
[(signature-name) (car (generate-temporaries (list name)))]
[(parametric-signature-name)
(datum->syntax name
(string->symbol
@ -907,9 +907,18 @@
#:super struct:struct-info
;; support `signature'
#:property
prop:procedure
(lambda (_ stx)
#'#,signature-name))
prop:procedure
(lambda (_ stx)
(syntax-case stx ()
[(self . args)
(raise-syntax-error
#f
(string-append
"cannot use a signature name after an"
" open parenthesis for a function call")
stx
#'self)]
[_ #'#,signature-name])))
;; support `shared'
(make-info (lambda () compile-info))))
'stepper-skip-completely