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package Local::MrRepo::Repo::Git;
# Copyright (C) 2019 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 <http://www.gnu.org/licenses/>.
use 5.018;
use strict;
use warnings;
use lib "$ENV{HOME}/lib/perl5";
use parent 'Local::MrRepo::Repo';
use Exporter 'import';
use File::Spec::Functions qw(rel2abs);
use Git::Wrapper;
use Local::ScriptStatus;
use Local::Interactive qw(get_ack);
use Local::Util::Git qw(unpushed_tags);
use Try::Tiny;
our @EXPORT_OK = ();
# constructor
sub new {
my ($class, $toplevel) = @_;
bless {
toplevel => rel2abs($toplevel),
updated => 0,
git => Git::Wrapper->new(rel2abs($toplevel)),
}, $class;
}
# attributes
sub git { return shift->{git} }
# public methods
# could make this runnable from a ~/bin/git-reviewrepo script or
# something. Initialise a MrRepo::Repo::Git object in that script
sub review {
my $self = shift;
my $issues = 0;
# 1. Check for a detached HEAD which is not contained in any local
# or remote ref, and might therefore contain useful work
try {
$self->git->symbolic_ref({ quiet => 1 }, "HEAD");
} catch {
if ($_->status == 1) { # HEAD is detached
my ($commit) = $self->git->rev_parse('HEAD^{commit}');
my @containing_refs =
$self->git->for_each_ref({ contains => $commit },
"refs/heads", "refs/remotes");
if (@containing_refs == 0) { # HEAD contains work
say_spaced_bullet("The HEAD is detached and contains commits not in any branch.");
$issues = 1;
}
}
};
# 2. Check for uncommitted changes. Note this won't work for
# direct mode git annexes (but I no longer use any of those).
#
# check for uncommitted staged changes, unstaged changes to
# tracked files and untracked files
my @porcelain_status = $self->git->RUN("status", {porcelain => 1});
# check for stashes
my @stash_list = $self->git->stash("list");
unless (@porcelain_status == 0 && @stash_list == 0) {
my @status_lines = map { s/^/ /r }
$self->git->RUN("-c", "color.status=always", "status", "--short"),
# there doesn't appear to be a color output option for git stash
"", $self->git->stash("list");
say_spaced_bullet("There is uncommitted work:");
say for @status_lines;
$issues = 1;
}
# 3. Check for unpushed branches. The porcelain equivalent is
# git --no-pager log --branches --not --remotes --simplify-by-decoration --decorate --oneline
my @local_branches = grep { not m|\Arefs/heads/adjusted/| }
$self->git->for_each_ref({format => '%(refname)'}, "refs/heads");
my @unpushed_branches;
foreach my $branch (@local_branches) {
my @containing_remotes
= $self->git->for_each_ref({ contains => $branch }, "refs/remotes");
@containing_remotes
= grep { not m|refs/remotes/dgit/| } @containing_remotes
unless $branch =~ m|\Arefs/heads/dgit/|;
@containing_remotes
= grep { not m|refs/remotes/develacc/| } @containing_remotes;
push @unpushed_branches, $branch unless @containing_remotes;
}
unless (@unpushed_branches == 0) {
my @log_lines;
push @log_lines, map { s/^/ /r }
$self->git->RUN("log", "--decorate", "--oneline", "--color=always",
"-1", $_)
foreach @unpushed_branches;
say_spaced_bullet
("There are local branches which are not pushed anywhere:");
say for @log_lines;
say_bold
("\n Maybe you want to `git push-all' or `git branchmove' them to a remote.");
$issues = 1;
}
# 4. Check for tags not pushed to any remote
local $@;
my @unpushed_tags;
eval { @unpushed_tags = unpushed_tags($self->toplevel) };
if (my $exception = $@) {
die $exception unless $exception =~ /failed to list git remote/;
say_bullet("Warning: could not check for unpushed tags: $exception");
get_ack();
}
unless (@unpushed_tags == 0) {
say_bold("There are tags not pushed to any remote:");
print "\n";
print " $_\n" for @unpushed_tags;
$issues = 1;
}
return $issues;
}
sub git_path {
my $self = shift;
my ($path) = $self->git->rev_parse({ git_path => 1 }, $_[0]);
return rel2abs($path, $self->toplevel);
}
1;
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