[PATCH 1/3] git: simplify local_nick, avoid "foo.git.git"

[Eric Wong]

We need to use a non-greedy regexp to avoid capturing the
".git" suffix in the pathname before blindly appending our
own.
---
 lib/PublicInbox/Git.pm | 9 ++-------
 t/git.t                | 8 +++++++-
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/lib/PublicInbox/Git.pm b/lib/PublicInbox/Git.pm
index e634ca55..374a3b4d 100644
--- a/lib/PublicInbox/Git.pm
+++ b/lib/PublicInbox/Git.pm
@@ -442,13 +442,8 @@ sub packed_bytes {
 sub DESTROY { cleanup(@_) }
 
 sub local_nick ($) {
-       my ($self) = @_;
-       my $ret = '???';
        # don't show full FS path, basename should be OK:
-       if ($self->{git_dir} =~ m!/([^/]+)(?:/*\.git/*)?\z!) {
-               $ret = "$1.git";
-       }
-       wantarray ? ($ret) : $ret;
+       $_[0]->{git_dir} =~ m!/([^/]+?)(?:/*\.git/*)?\z! ? "$1.git" : '???';
 }
 
 sub host_prefix_url ($$) {
@@ -465,7 +460,7 @@ sub pub_urls {
        if (my $urls = $self->{cgit_url}) {
                return map { host_prefix_url($env, $_) } @$urls;
        }
-       local_nick($self);
+       (local_nick($self));
 }
 
 sub cat_async_begin {
diff --git a/t/git.t b/t/git.t
index fa541f41..08b4a918 100644
--- a/t/git.t
+++ b/t/git.t
@@ -18,7 +18,13 @@ use PublicInbox::Git;
        is($?, 0, 'fast-import succeeded');
 }
 {
-       my $git = PublicInbox::Git->new($dir);
+       my $git = PublicInbox::Git->new("$dir/foo.git");
+       my $nick = $git->local_nick; # internal sub
+       unlike($nick, qr/\.git\.git\z/, "no doubled `.git.git' suffix");
+       like($nick, qr/\.git\z/, "one `.git' suffix");
+       $git = PublicInbox::Git->new($dir);
+       $nick = $git->local_nick; # internal sub
+       like($nick, qr/\.git\z/, "local nick always adds `.git' suffix");
        my @s = $git->date_parse('1970-01-01T00:00:00Z');
        is($s[0], 0, 'parsed epoch');
        local $ENV{TZ} = 'UTC';
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