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PR 10275

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svn: r15108
This commit is contained in:
Robby Findler 2009-06-07 01:18:56 +00:00
parent 933f578002
commit 90a0a6e524
1 changed files with 16 additions and 14 deletions
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30
collects/redex/private/loc-wrapper.ss
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@ -128,20 +128,22 @@
[else [else
(let ([start-line (or (lw-line lw) line)] (let ([start-line (or (lw-line lw) line)]
[start-column (or (lw-column lw) col)]) [start-column (or (lw-column lw) col)])
(let-values ([(last-line first-column last-column) (when (and start-line ;; if we don't have src loc info, just give up.
(add-spans/obj (lw-e lw) start-line start-column)]) start-column)
(unless (lw-line lw) (let-values ([(last-line first-column last-column)
(set-lw-line! lw line)) (add-spans/obj (lw-e lw) start-line start-column)])
(set-lw-line-span! lw (- last-line start-line)) (unless (lw-line lw)
(set-lw-line! lw line))
(unless (lw-column lw) (set-lw-line-span! lw (- last-line start-line))
(set-lw-column! lw col))
(let ([new-col (min (lw-column lw) (unless (lw-column lw)
first-column)]) (set-lw-column! lw col))
(set-lw-column! lw new-col) (let ([new-col (min (lw-column lw)
(set-lw-column-span! lw (- last-column new-col))) first-column)])
(set-lw-column! lw new-col)
(values last-line first-column last-column)))])) (set-lw-column-span! lw (- last-column new-col)))
(values last-line first-column last-column))))]))
(define (add-spans/obj e line col) (define (add-spans/obj e line col)
(cond (cond
[(string? e) [(string? e)