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fix repl level printing

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* module/system/repl/common.scm (repl-prompt): Fix repl level printing.
This commit is contained in:
Andy Wingo 2010-06-29 12:20:09 +02:00
parent 962b910318
commit d5e0eb5797
1 changed files with 3 additions and 1 deletions
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4
module/system/repl/common.scm
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@ -130,7 +130,9 @@ See <http://www.gnu.org/licenses/lgpl.html>, for more details.")
(else
(format #f "~A@~A~A> " (language-name (repl-language repl))
(module-name (current-module))
(let ((level (length (or (fluid-ref *repl-stack*) '()))))
(let ((level (length (cond
((fluid-ref *repl-stack*) => cdr)
(else '())))))
(if (zero? level) "" (format #f " [~a]" level)))))))
(define (repl-read repl)