From Code to Community: Sponsoring The Perl and Raku Conference 2025 Learn more

THALJEF / Pinto-0.14 / lib / Pinto / Shell.pm 

            

              
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
—
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120

              
# ABSTRACT: Shell into a distribution
package Pinto::Shell;
use Moose;
use MooseX::StrictConstructor;
use MooseX::MarkAsMethods ( autoclean => 1 );
use MooseX::Types::Moose qw(Str);
use Pinto::Util qw(throw);
use Pinto::Types qw(File Dir);
use Path::Class qw(file);
use Cwd::Guard qw(cwd_guard);
use overload ( q{""} => 'to_string' );
#------------------------------------------------------------------------------
our $VERSION = '0.14'; # VERSION
#------------------------------------------------------------------------------
has shell => (
    is       => 'ro',
    isa      => File,
    builder  => '_build_shell',
);
has archive => (
    is       => 'ro',
    isa      => File,
    required => 1,
);
has unpacker => (
    is       => 'ro',
    isa      => 'Pinto::ArchiveUnpacker',
    default  => sub { Pinto::ArchiveUnpacker->new( archive => $_[0]->archive ) },
    init_arg => undef,
    lazy     => 1,
);
has work_dir => (
    is       => 'ro',
    isa      => Dir,
    default  => sub { $_[0]->unpacker->unpack },
    init_arg => undef,
    lazy     => 1,
);
#------------------------------------------------------------------------------
sub _build_shell {
    my $shell = $ENV{PINTO_SHELL} || $ENV{SHELL} || $ENV{COMSPEC}
        or throw "You don't seem to have a SHELL";
    my $shell_resolved = eval { file($shell)->resolve }
        or throw "Can't resolve the path to your SHELL $shell";
    -x $shell_resolved
        or throw "Your SHELL $shell is not executable";
    return $shell_resolved;
}
#------------------------------------------------------------------------------
sub spawn {
    my ($self) = @_;
    my $cwd_guard = cwd_guard( $self->work_dir );
    # TODO: This probably isn't very portable, especially if the
    # shell command contains spaces or special characters. We
    # probably need to shell-quote the command and pass a list.
    return system("$self") == 0;
}
#-----------------------------------------------------------------------------
sub to_string {
    my ($self) = @_;
    return $self->shell->stringify;
}
#-----------------------------------------------------------------------------
1;
__END__
=pod
=encoding UTF-8
=for :stopwords Jeffrey Ryan Thalhammer
=head1 NAME
Pinto::Shell - Shell into a distribution
=head1 VERSION
version 0.14
=head1 AUTHOR
Jeffrey Ryan Thalhammer <jeff@stratopan.com>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2015 by Jeffrey Ryan Thalhammer.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut