package Code::TidyAll::Git::Util;
use strict;
use warnings;
use File::pushd qw(pushd);
use IPC::System::Simple qw(capturex);
use List::SomeUtils qw(uniq);
use Path::Tiny qw(path);
use Exporter qw(import);
our $VERSION = '0.69';
our @EXPORT_OK = qw(git_files_to_commit git_modified_files);
sub git_files_to_commit {
my ($dir) = @_;
return _relevant_files_from_status( $dir, 1 );
}
sub git_modified_files {
my ($dir) = @_;
return _relevant_files_from_status( $dir, 0 );
}
sub _relevant_files_from_status {
my ( $dir, $index_only ) = @_;
$dir = path($dir);
my $pushed = pushd( $dir->absolute );
my $status = capturex(qw( git status --porcelain -z -uno ));
return unless $status;
return map { $dir->child($_) } _parse_status( $status, $index_only );
}
sub _parse_status {
my ( $status, $index_only ) = @_;
local $_ = $status;
# There can't possibly be more records than nuls plus one, so we use this
# as an upper bound on passes.
my $times = tr/\0/\0/;
my @files;
for my $i ( 0 .. $times ) {
last if /\G\Z/gc;
/\G(..) /g;
my $mode = $1;
/\G([^\0]+)\0/g;
my $name = $1;
# on renames, parse but throw away the "renamed from" filename
if ( $mode =~ /[CR]/ ) {
/\G([^\0]+)\0/g;
}
# deletions and renames don't cause tidying
next unless $mode =~ /[MA]/;
next if $index_only && $mode =~ /^ /;
push @files, $name;
}
return @files;
}
1;
# ABSTRACT: Utilities for the git hook classes
__END__
=pod
=encoding UTF-8
=head1 NAME
Code::TidyAll::Git::Util - Utilities for the git hook classes
=head1 VERSION
version 0.69
=head1 SUPPORT
Bugs may be submitted at
L<https://github.com/houseabsolute/perl-code-tidyall/issues>.
I am also usually active on IRC as 'autarch' on C<irc://irc.perl.org>.
=head1 SOURCE
The source code repository for Code-TidyAll can be found at
L<https://github.com/houseabsolute/perl-code-tidyall>.
=head1 AUTHORS
=over 4
=item *
Jonathan Swartz <swartz@pobox.com>
=item *
Dave Rolsky <autarch@urth.org>
=back
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2011 - 2017 by Jonathan Swartz.
This is free software; you can redistribute it and/or modify it under the same
terms as the Perl 5 programming language system itself.
The full text of the license can be found in the F<LICENSE> file included with
this distribution.
=cut