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