fix repl for #lang sugar/debug in old expander

10 years ago · 4c5f408677
parent 8a121f2006
commit 4c5f408677
1 changed files with 2 additions and 2 deletions
--- a/sugar/debug.rkt
+++ b/sugar/debug.rkt
@ -9,7 +9,7 @@


 (module reader racket/base
-  (require syntax/module-reader racket/syntax)  
+  (require syntax/module-reader racket/syntax version/utils)  
  (provide (rename-out [debug-read read]
                       [debug-read-syntax read-syntax]
                       [debug-get-info get-info]))
@ -26,7 +26,7 @@
      (parameterize ([current-readtable (make-debug-readtable (current-readtable))]
                     [current-syntax-introducer intro])
        (define stx (apply reader args))
-        (if (syntax? stx)
+        (if (and (syntax? stx) (version<=? "6.2.900.4" (version)))
            (intro stx)
            stx)))
    rd)