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package Local::MrRepo::Repo;
# Copyright (C) 2019-2020 Sean Whitton
#
# 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 3 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, see <https://www.gnu.org/licenses/>.
use strict;
use warnings;
use Exporter 'import';
use File::Spec::Functions qw(rel2abs);
use Local::Interactive qw(system_pty_capture);
use List::Util qw(all);
# Quoting perldoc perlmodlib: "As a general rule, if the module is
# trying to be object oriented then export nothing. If it's just a
# collection of functions then @EXPORT_OK anything but use @EXPORT
# with caution."
our @EXPORT_OK = ();
# constructor
sub new {
my ($class, $toplevel) = @_;
bless {toplevel => rel2abs($toplevel), updated => 0} => $class;
}
# attributes
sub toplevel { shift->{toplevel} }
sub updated { shift->{updated} }
# public methods
sub auto_commit { shift->_mr_cmd("-m", "autoci") }
sub update {
my $self = shift;
# note that this may also stow
my $result = $self->_mr_cmd("update");
$self->{updated} = 1
if $result->{exit} == 0
# permit nonzero exit for package that might still be in NEW
|| $result->{output}
=~ /^dgit: source package [a-z0-9+.-]+ does not exist in suite [a-z]+\s*$/m;
return $result;
}
sub status {
my $self = shift;
my $result = $self->_mr_cmd("status");
# in the case of command success with zero output, get rid of mr's
# own output, so caller can just check for an empty string
if ($result->{exit} == 0) {
my @output = grep /[[:print:]]/, split "\n", $result->{output};
$result->{output} = "" if all { /^mr status: / } @output;
}
return $result;
}
# private methods
sub _mr_cmd {
# here we interpolate @_ into a string because
# Local::Interactive::_sysptycap_script cannot handle a list of
# arguments (though Local::Interactive::_sysptycap_tty can)
system_pty_capture("mr -d " . shift->toplevel . " @_");
}
1;
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