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Diffstat (limited to 'lib/PublicInbox/ViewDiff.pm')
-rw-r--r-- | lib/PublicInbox/ViewDiff.pm | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/PublicInbox/ViewDiff.pm b/lib/PublicInbox/ViewDiff.pm index d22c80b9..5d391a13 100644 --- a/lib/PublicInbox/ViewDiff.pm +++ b/lib/PublicInbox/ViewDiff.pm @@ -202,6 +202,17 @@ sub flush_diff ($$$) { $dctx = diff_header($dst, \$x, $ctx, \@top); } elsif ($dctx) { my $after = ''; + + # Quiet "Complex regular subexpression recursion limit" + # warning. Perl will truncate matches upon hitting + # that limit, giving us more (and shorter) scalars than + # would be ideal, but otherwise it's harmless. + # + # We could replace the `+' metacharacter with `{1,100}' + # to limit the matches ourselves to 100, but we can + # let Perl do it for us, quietly. + no warnings 'regexp'; + for my $s (split(/((?:(?:^\+[^\n]*\n)+)| (?:(?:^-[^\n]*\n)+)| (?:^@@ [^\n]+\n))/xsm, $x)) { |