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racket-ansi
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Fix bug in clear-mark.

This commit is contained in:
Tony Garnock-Jones 2014-12-27 17:14:55 -05:00
parent 492f7a3105
commit 8af07c0abd
1 changed files with 1 additions and 1 deletions
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2
rmacs/rope.rkt
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@ -307,7 +307,7 @@
[mark-index
(let* ((old-marks (rope-mark-index r))
(old-mark (hash-ref old-marks mtype (lambda () (hash)))))
(define new-mark (hash-remove old-mark position))
(define new-mark (hash-remove old-mark (- position (rope-lo r))))
(if (hash-empty? new-mark)
(hash-remove old-marks mtype)
(hash-set old-marks mtype new-mark)))]))))