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author | Andy Wingo <wingo@pobox.com> | 2011-02-18 10:53:18 +0100 |
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committer | Andy Wingo <wingo@pobox.com> | 2011-03-24 21:10:04 +0100 |
commit | fbceaca0ab9888c44b2d1b6835a94401df3abc50 (patch) | |
tree | c3d8806bf5ae8194225a1d2f088ccf13a27813e6 | |
parent | 7a5635cf152bbb9518bce4ddc1cdffefa3a125ea (diff) | |
download | guile-fbceaca0ab9888c44b2d1b6835a94401df3abc50.tar.gz |
peg: cg-peg-any does not use cggl
* module/ice-9/peg.scm (cg-peg-any): Don't use cggl.
-rw-r--r-- | module/ice-9/peg.scm | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/module/ice-9/peg.scm b/module/ice-9/peg.scm index 041636d0c..555ad854f 100644 --- a/module/ice-9/peg.scm +++ b/module/ice-9/peg.scm @@ -152,10 +152,11 @@ return EXP." ;; Generates code for matching any character. ;; E.g.: (cg-peg-any syntax 'body) (define (cg-peg-any for-syntax accum) - (cggl for-syntax #'str #'strlen #'at - (cggr for-syntax accum - 'cg-peg-any #`(substring str at (+ at 1)) - #`(+ at 1)))) + #`(lambda (str len pos) + (and (< pos len) + #,(cggr for-syntax accum + 'cg-peg-any #`(substring str pos (+ pos 1)) + #`(+ pos 1))))) ;; Generates code for matching a range of characters between start and end. ;; E.g.: (cg-range syntax #\a #\z 'body) |