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fd87004e51
Change the @author_initials feature Jakub added in
v1.6.4-rc2-14-ga36817b to match non-ASCII author initials as intended.
The regexp Jakub added was intended to match
non-ASCII (/\b([[:upper:]])\B/g). But in Perl this doesn't actually
match non-ASCII upper-case characters unless the string being matched
against has the UTF8 flag.
So when we open a pipe to "git blame" we need to mark the file
descriptor we're opening as utf8 explicitly.
So as a result it abbreviates me to "AB" not "ÆAB", entirely because "Æ"
isn't /[[:upper:]]/ unless the string being matched against has the UTF8
flag.
Here's something that demonstrates the issue:
#!/usr/bin/env perl
use strict;
use warnings;
binmode STDOUT, ':utf8' if $ENV{UTF8};
open my $fd, "-|", "git", "blame", "--incremental", "--", "Makefile" or die "Can't open: $!";
binmode $fd, ":utf8" if $ENV{UTF8};
while (my $line = <$fd>) {
next unless my ($author) = $line =~ /^author (.*)/;
my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
printf "%s (%s)\n", join("", @author_initials), $author;
}
When that's run with and without UTF8 being true in the environment it
gives, on git.git:
$ UTF8=0 perl author-initials.pl | sort | uniq -c |
sort -nr | head -n 5
99 JH (Junio C Hamano)
35 JN (Jonathan Nieder)
35 JK (Jeff King)
20 JS (Johannes Schindelin)
16 AB (Ævar Arnfjörð Bjarmason)
$ UTF8=1 perl author-initials.pl | sort | uniq -c |
sort -nr | head -n 5
99 JH (Junio C Hamano)
35 JN (Jonathan Nieder)
35 JK (Jeff King)
20 JS (Johannes Schindelin)
16 ÆAB (Ævar Arnfjörð Bjarmason)
Acked-by: Jakub Narębski <jnareb@gmail.com>
Tested-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Tested-by: Simon Ruderich <simon@ruderich.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Git - the stupid content tracker
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