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| 1 |  |  |  |  |  |  | package Module::Provision::TraitFor::EnvControl; | 
| 2 |  |  |  |  |  |  |  | 
| 3 | 1 |  |  | 1 |  | 401 | use namespace::autoclean; | 
|  | 1 |  |  |  |  | 3 |  | 
|  | 1 |  |  |  |  | 5 |  | 
| 4 |  |  |  |  |  |  |  | 
| 5 | 1 |  |  | 1 |  | 60 | use Class::Usul::Constants qw( FALSE NUL OK TRUE ); | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 7 |  | 
| 6 | 1 |  |  | 1 |  | 539 | use Class::Usul::Functions qw( emit env_prefix ); | 
|  | 1 |  |  |  |  | 3 |  | 
|  | 1 |  |  |  |  | 7 |  | 
| 7 | 1 |  |  | 1 |  | 1192 | use Moo::Role; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 6 |  | 
| 8 |  |  |  |  |  |  |  | 
| 9 |  |  |  |  |  |  | requires qw( next_argv project ); | 
| 10 |  |  |  |  |  |  |  | 
| 11 |  |  |  |  |  |  | # Public methods | 
| 12 |  |  |  |  |  |  | sub trace : method { | 
| 13 | 0 |  |  | 0 | 1 |  | my $self   = shift; | 
| 14 | 0 |  | 0 |  |  |  | my $token  = $self->next_argv // NUL; | 
| 15 | 0 |  |  |  |  |  | my $prefix = env_prefix $self->project; | 
| 16 | 0 |  |  |  |  |  | my @keys   = ( 'DBIC_TRACE', "${prefix}_DEBUG", "${prefix}_TRACE", ); | 
| 17 |  |  |  |  |  |  |  | 
| 18 | 0 |  |  |  |  |  | my ($key, $value); | 
| 19 |  |  |  |  |  |  |  | 
| 20 | 0 | 0 |  |  |  |  | if ($token eq 'show') { | 
|  |  | 0 |  |  |  |  |  | 
|  |  | 0 |  |  |  |  |  | 
| 21 | 0 |  |  |  |  |  | emit "PATH = ".$ENV{PATH}; | 
| 22 |  |  |  |  |  |  |  | 
| 23 | 0 |  |  |  |  |  | for my $k (grep { m{ PERL }mx } sort keys %ENV) { | 
|  | 0 |  |  |  |  |  |  | 
| 24 | 0 |  |  |  |  |  | emit "${k} = ".$ENV{ $k }; | 
| 25 |  |  |  |  |  |  | } | 
| 26 |  |  |  |  |  |  |  | 
| 27 | 0 |  | 0 |  |  |  | for my $k (@keys) { emit "${k} = ".($ENV{ $k } // NUL) } | 
|  | 0 |  |  |  |  |  |  | 
| 28 |  |  |  |  |  |  | } | 
| 29 |  |  |  |  |  |  | elsif ($token eq 'dbic') { | 
| 30 | 0 | 0 |  |  |  |  | $key = 'DBIC_TRACE'; $value = $ENV{ $key } ? FALSE : TRUE; | 
|  | 0 |  |  |  |  |  |  | 
| 31 |  |  |  |  |  |  | } | 
| 32 |  |  |  |  |  |  | elsif ($token) { | 
| 33 | 0 |  |  |  |  |  | $key = "${prefix}_TRACE"; | 
| 34 | 0 | 0 | 0 |  |  |  | $value = $token eq ($ENV{ $key } // NUL) ? '""' : $token; | 
| 35 |  |  |  |  |  |  | } | 
| 36 | 0 | 0 |  |  |  |  | else { $key = "${prefix}_DEBUG"; $value = $ENV{ $key } ? FALSE : TRUE } | 
|  | 0 |  |  |  |  |  |  | 
| 37 |  |  |  |  |  |  |  | 
| 38 | 0 | 0 |  |  |  |  | $key and emit "${key}=${value}; export ${key}"; | 
| 39 |  |  |  |  |  |  |  | 
| 40 | 0 |  |  |  |  |  | return OK; | 
| 41 |  |  |  |  |  |  | } | 
| 42 |  |  |  |  |  |  |  | 
| 43 |  |  |  |  |  |  | 1; | 
| 44 |  |  |  |  |  |  |  | 
| 45 |  |  |  |  |  |  | __END__ | 
| 46 |  |  |  |  |  |  |  | 
| 47 |  |  |  |  |  |  | =pod | 
| 48 |  |  |  |  |  |  |  | 
| 49 |  |  |  |  |  |  | =encoding utf-8 | 
| 50 |  |  |  |  |  |  |  | 
| 51 |  |  |  |  |  |  | =head1 Name | 
| 52 |  |  |  |  |  |  |  | 
| 53 |  |  |  |  |  |  | Module::Provision::TraitFor::EnvControl - Environment Control | 
| 54 |  |  |  |  |  |  |  | 
| 55 |  |  |  |  |  |  | =head1 Synopsis | 
| 56 |  |  |  |  |  |  |  | 
| 57 |  |  |  |  |  |  | use Module::Provision::TraitFor::EnvControl; | 
| 58 |  |  |  |  |  |  | # Brief but working code examples | 
| 59 |  |  |  |  |  |  |  | 
| 60 |  |  |  |  |  |  | =head1 Description | 
| 61 |  |  |  |  |  |  |  | 
| 62 |  |  |  |  |  |  | Toggles environment variables used to control application trace output | 
| 63 |  |  |  |  |  |  |  | 
| 64 |  |  |  |  |  |  | =head1 Configuration and Environment | 
| 65 |  |  |  |  |  |  |  | 
| 66 |  |  |  |  |  |  | Defines the following attributes; | 
| 67 |  |  |  |  |  |  |  | 
| 68 |  |  |  |  |  |  | =over 3 | 
| 69 |  |  |  |  |  |  |  | 
| 70 |  |  |  |  |  |  | =back | 
| 71 |  |  |  |  |  |  |  | 
| 72 |  |  |  |  |  |  | =head1 Subroutines/Methods | 
| 73 |  |  |  |  |  |  |  | 
| 74 |  |  |  |  |  |  | =head2 C<trace> - Toggles environment variables | 
| 75 |  |  |  |  |  |  |  | 
| 76 |  |  |  |  |  |  | $exit_code = $self->trace; | 
| 77 |  |  |  |  |  |  |  | 
| 78 |  |  |  |  |  |  | Toggles environment variables | 
| 79 |  |  |  |  |  |  |  | 
| 80 |  |  |  |  |  |  | =head1 Diagnostics | 
| 81 |  |  |  |  |  |  |  | 
| 82 |  |  |  |  |  |  | None | 
| 83 |  |  |  |  |  |  |  | 
| 84 |  |  |  |  |  |  | =head1 Dependencies | 
| 85 |  |  |  |  |  |  |  | 
| 86 |  |  |  |  |  |  | =over 3 | 
| 87 |  |  |  |  |  |  |  | 
| 88 |  |  |  |  |  |  | =item L<Class::Usul> | 
| 89 |  |  |  |  |  |  |  | 
| 90 |  |  |  |  |  |  | =back | 
| 91 |  |  |  |  |  |  |  | 
| 92 |  |  |  |  |  |  | =head1 Incompatibilities | 
| 93 |  |  |  |  |  |  |  | 
| 94 |  |  |  |  |  |  | There are no known incompatibilities in this module | 
| 95 |  |  |  |  |  |  |  | 
| 96 |  |  |  |  |  |  | =head1 Bugs and Limitations | 
| 97 |  |  |  |  |  |  |  | 
| 98 |  |  |  |  |  |  | There are no known bugs in this module. Please report problems to | 
| 99 |  |  |  |  |  |  | http://rt.cpan.org/NoAuth/Bugs.html?Dist=Module-Provision. | 
| 100 |  |  |  |  |  |  | Patches are welcome | 
| 101 |  |  |  |  |  |  |  | 
| 102 |  |  |  |  |  |  | =head1 Acknowledgements | 
| 103 |  |  |  |  |  |  |  | 
| 104 |  |  |  |  |  |  | Larry Wall - For the Perl programming language | 
| 105 |  |  |  |  |  |  |  | 
| 106 |  |  |  |  |  |  | =head1 Author | 
| 107 |  |  |  |  |  |  |  | 
| 108 |  |  |  |  |  |  | Peter Flanigan, C<< <pjfl@cpan.org> >> | 
| 109 |  |  |  |  |  |  |  | 
| 110 |  |  |  |  |  |  | =head1 License and Copyright | 
| 111 |  |  |  |  |  |  |  | 
| 112 |  |  |  |  |  |  | Copyright (c) 2017 Peter Flanigan. All rights reserved | 
| 113 |  |  |  |  |  |  |  | 
| 114 |  |  |  |  |  |  | This program is free software; you can redistribute it and/or modify it | 
| 115 |  |  |  |  |  |  | under the same terms as Perl itself. See L<perlartistic> | 
| 116 |  |  |  |  |  |  |  | 
| 117 |  |  |  |  |  |  | This program is distributed in the hope that it will be useful, | 
| 118 |  |  |  |  |  |  | but WITHOUT WARRANTY; without even the implied warranty of | 
| 119 |  |  |  |  |  |  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE | 
| 120 |  |  |  |  |  |  |  | 
| 121 |  |  |  |  |  |  | =cut | 
| 122 |  |  |  |  |  |  |  | 
| 123 |  |  |  |  |  |  | # Local Variables: | 
| 124 |  |  |  |  |  |  | # mode: perl | 
| 125 |  |  |  |  |  |  | # tab-width: 3 | 
| 126 |  |  |  |  |  |  | # End: | 
| 127 |  |  |  |  |  |  | # vim: expandtab shiftwidth=3: |