/usr/share/perl5/auto/Term/ReadLine/Zoid/ViCommand/vi_case.al is in libterm-readline-zoid-perl 0.07-2.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | # NOTE: Derived from lib/Term/ReadLine/Zoid/ViCommand.pm.
# Changes made here will be lost when autosplit is run again.
# See AutoSplit.pm.
package Term::ReadLine::Zoid::ViCommand;
#line 348 "lib/Term/ReadLine/Zoid/ViCommand.pm (autosplit into blib/lib/auto/Term/ReadLine/Zoid/ViCommand/vi_case.al)"
sub vi_case { # reverse case
my ($self, undef, $cnt) = @_;
my $str = substr $$self{lines}[ $$self{pos}[1] ], $$self{pos}[0], $cnt, '';
$str =~ s/(([[:lower:]]+)|[[:upper:]]+)/$2 ? uc($1) : lc($1)/eg;
substr $$self{lines}[ $$self{pos}[1] ], $$self{pos}[0], 0, $str;
$$self{pos}[0] += length $str;
}
# end of Term::ReadLine::Zoid::ViCommand::vi_case
1;
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