1 files changed, 69 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Languages/Rust.pm b/lib/Lintian/Check/Languages/Rust.pm
new file mode 100644
index 0000000..140134f
--- /dev/null
+++ b/lib/Lintian/Check/Languages/Rust.pm
@@ -0,0 +1,69 @@
+# languages/rust -- lintian check script -*- perl -*-
+
+# Copyright (C) 2020 Sylvestre Ledru
+#
+# 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::Languages::Rust;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+sub source {
+    my ($self) = @_;
+
+    my $debian_control = $self->processable->debian_control;
+    for my $installable ($debian_control->installables) {
+
+        my $fields = $debian_control->installable_fields($installable);
+        my $extended = $fields->text('Description');
+
+        # drop synopsis
+        $extended =~ s/^ [^\n]* \n //sx;
+
+        $self->hint('rust-boilerplate', $installable)
+          if $extended
+          =~ /^ \QThis package contains the following binaries built from the Rust crate\E /isx;
+    }
+
+    return;
+}
+
+sub installable {
+    my ($self) = @_;
+
+    $self->hint('empty-rust-library-declares-provides')
+      if $self->processable->name =~ /^librust-/
+      && $self->processable->not_just_docs
+      && length $self->processable->fields->value('Provides');
+
+    return;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et