1 files changed, 90 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Fields/Maintainer/Team.pm b/lib/Lintian/Check/Fields/Maintainer/Team.pm
new file mode 100644
index 0000000..b068d9f
--- /dev/null
+++ b/lib/Lintian/Check/Fields/Maintainer/Team.pm
@@ -0,0 +1,90 @@
+# Copyright (C) 2021 Felix Lechner
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, you can find it on the World Wide
+# Web at https://www.gnu.org/copyleft/gpl.html, or write to the Free
+# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+package Lintian::Check::Fields::Maintainer::Team;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use Const::Fast;
+use Email::Address::XS;
+use List::SomeUtils qw(uniq first_value);
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+const my $ARROW => qq{ \N{RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK} };
+
+my %team_names = (
+    'debian-go@lists.debian.org' => 'golang',
+    'debian-clojure@lists.debian.org' => 'clojure',
+    'pkg-java-maintainers@lists.alioth.debian.org' => 'java',
+    'pkg-javascript-maintainers@lists.alioth.debian.org' => 'javascript',
+    'pkg-perl-maintainers@lists.alioth.debian.org' => 'perl',
+    'team+python@tracker.debian.org' => 'python'
+);
+
+sub source {
+    my ($self) = @_;
+
+    my $maintainer = $self->processable->fields->value('Maintainer');
+    return
+      unless length $maintainer;
+
+    my $parsed = Email::Address::XS->parse($maintainer);
+    return
+      unless $parsed->is_valid;
+
+    return
+      unless length $parsed->address;
+
+    my $team = $team_names{$parsed->address};
+    return
+      unless length $team;
+
+    return
+      if $self->name_contains($team);
+
+    my @other_teams = uniq grep { $_ ne $team } values %team_names;
+
+    my $name_suggests = first_value { $self->name_contains($_) } @other_teams;
+    return
+      unless length $name_suggests;
+
+    $self->hint('wrong-team', $team . $ARROW . $name_suggests)
+      unless $name_suggests eq $team;
+
+    return;
+}
+
+sub name_contains {
+    my ($self, $string) = @_;
+
+    return $self->processable->name =~ m{ \b \Q$string\E \b }sx;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et