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leftover debugging aide

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This commit is contained in:
Matthias Felleisen 2011-03-26 11:40:32 -04:00
parent 60dc3a5773
commit 5fee2676dc
1 changed files with 2 additions and 2 deletions
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4
collects/2htdp/private/syn-aux.rkt
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@ -161,14 +161,14 @@
(lambda (p)
(syntax-case p ()
[(_ x) #`(proc> #,tag (f2h x) arity)]
[_ (displayln p) (err tag p)])))]
[_ (err tag p)])))]
[(_ arity except extra)
(lambda (tag)
(lambda (p)
(syntax-case p ()
[(_ x) #`(proc> #,tag (f2h x) arity)]
extra
[_ (displayln p) (err tag p)])))]))
[_ (err tag p)])))]))
(define (err spec p . xtras)
(raise-syntax-error (cadr spec)