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# vi: set ts=4 sw=4 ht=4 et : |
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package perl5i::2; |
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use 5.010; |
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use strict; |
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use warnings; |
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#This should come first |
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use perl5i::2::RequireMessage; |
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use Carp::Fix::1_25; |
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use perl5i::2::autobox; |
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use Import::Into; |
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use perl5i::VERSION; our $VERSION = perl5i::VERSION->VERSION; |
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our $Latest = perl5i::VERSION->latest; |
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my %Features = ( |
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# A stub for autodie. It's handled specially in import(). |
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autodie => sub {}, |
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autobox => sub { |
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my ($class, $caller) = @_; |
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perl5i::2::autobox->import::into($caller); |
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}, |
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autovivification => sub { |
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my ($class, $caller) = @_; |
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autovivification->unimport::out_of($caller); |
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}, |
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capture => sub { |
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my ($class, $caller) = @_; |
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(\&capture)->alias($caller, "capture"); |
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}, |
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"Carp::Fix::1_25" => sub { |
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my ($class, $caller) = @_; |
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Carp::Fix::1_25->import::into($caller); |
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}, |
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Child => sub { |
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my ($class, $caller) = @_; |
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Child->import::into( $caller => qw(child) ); |
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}, |
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CLASS => sub { |
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my ($class, $caller) = @_; |
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CLASS->import::into( $caller ); |
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}, |
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die => sub { |
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my ($class, $caller) = @_; |
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(\&perl5i_die)->alias($caller, "die"); |
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}, |
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English => sub { |
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my ($class, $caller) = @_; |
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English->import::into( $caller => qw(-no_match_vars) ); |
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}, |
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'File::chdir' => sub { |
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my ($class, $caller) = @_; |
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File::chdir->import::into( $caller ); |
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}, |
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indirect => sub { |
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my ($class, $caller) = @_; |
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indirect->unimport::out_of($caller, ":fatal"); |
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}, |
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list => sub { |
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my ($class, $caller) = @_; |
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(\&force_list_context)->alias($caller, 'list'); |
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}, |
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Meta => sub { |
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require perl5i::2::Meta; |
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}, |
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'Modern::Perl' => sub { |
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my ($class, $caller) = @_; |
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# use Modern::Perl |
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Modern::Perl->import::into($caller); |
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# no strict vars for oneliners - GH #63 |
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strict::unimport($class, 'vars') |
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if $class eq 'perl5i::cmd' |
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or $0 eq '-e'; |
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# Modern::Perl won't pass this through to our caller. |
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require mro; |
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mro::set_mro($caller, 'c3'); |
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}, |
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'Perl6::Caller' => sub { |
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my ($class, $caller) = @_; |
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Perl6::Caller->import::into($caller); |
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}, |
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Signatures => sub { |
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my ($class, $caller) = @_; |
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perl5i::2::Signatures->import::into($caller); |
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}, |
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stat => sub { |
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my ($class, $caller) = @_; |
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require File::stat; |
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# Export our stat and lstat |
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(\&stat)->alias($caller, 'stat'); |
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(\&lstat)->alias($caller, 'lstat'); |
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}, |
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time => sub { |
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my ($class, $caller) = @_; |
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require perl5i::2::DateTime; |
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# Export our gmtime() and localtime() |
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(\&perl5i::2::DateTime::dt_gmtime)->alias($caller, 'gmtime'); |
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(\&perl5i::2::DateTime::dt_localtime)->alias($caller, 'localtime'); |
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(\&perl5i::2::DateTime::dt_time)->alias($caller, 'time'); |
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}, |
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true => sub { |
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my ($class, $caller) = @_; |
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true->import::into($caller); |
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}, |
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'Try::Tiny' => sub { |
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my ($class, $caller) = @_; |
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Try::Tiny->import::into($caller); |
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}, |
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'utf8::all' => sub { |
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my ($class, $caller) = @_; |
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utf8::all->import::into($caller); |
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"feature"->unimport::out_of($caller, "unicode_eval") if $^V >= v5.16.0; |
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}, |
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Want => sub { |
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my ($class, $caller) = @_; |
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Want->import::into( $caller => qw(want) ); |
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}, |
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); |
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129
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# This is necessary for autodie to work and be lexical |
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101
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101
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561
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use parent 'autodie'; |
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153
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101
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808
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131
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132
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## no critic (Subroutines::RequireArgUnpacking) |
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sub import { |
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113
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1834
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my $class = shift; |
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113
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253
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my %import = @_; |
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137
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113
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247
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my $caller = caller; |
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139
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# Read the skip list and turn it into a hash |
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113
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100
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1214
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my $skips = delete $import{-skip} || []; |
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302
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$skips = { map { $_ => 1 } @$skips }; |
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142
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143
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# Any remaining import parameters are unknown |
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113
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480
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if( keys %import ) { |
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1
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153
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croak sprintf "Unknown parameters '%s' in import list", |
146
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4
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join(", ", map { "$_ => $import{$_}" } keys %import); |
147
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} |
148
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149
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# Check all the skipped features are valid |
150
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112
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382
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for my $f ( grep { !exists $Features{$_} } keys %$skips ) { |
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151
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1
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201
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croak "Unknown feature '$f' in skip list"; |
152
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} |
153
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154
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# Current lexically active major version of perl5i. |
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111
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572
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$^H{perl5i} = 2; |
156
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157
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# Load all the features. |
158
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111
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569
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for my $feature (keys %Features) { |
159
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2442
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100
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2746350
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next if $skips->{$feature}; |
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2440
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8461
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$Features{$feature}->($class, $caller); |
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} |
162
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163
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# autodie needs a bit more convincing |
164
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111
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100
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132665
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if( !$skips->{autodie} ) { |
165
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110
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459
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@_ = ( $class, ":all" ); |
166
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110
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798
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goto &autodie::import; |
167
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} |
168
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} |
169
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170
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1
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1
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160424
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sub unimport { $^H{perl5i} = 0 } |
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172
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# fix die so that it always returns 255 |
173
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sub perl5i_die { |
174
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# Leave a single ref be |
175
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21
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21
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0
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1004358
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local $! = 255; |
176
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21
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100
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100
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121
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return CORE::die(@_) if @_ == 1 and ref $_[0]; |
177
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178
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18
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39
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my $error = join '', @_; |
179
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18
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100
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58
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unless ($error =~ /\n$/) { |
180
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15
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41
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my ($file, $line) = (caller)[1,2]; |
181
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15
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43
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$error .= " at $file line $line.\n"; |
182
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} |
183
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184
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18
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148
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local $! = 255; |
185
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18
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94
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return CORE::die($error); |
186
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} |
187
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188
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189
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# File::stat does not play nice in list context |
190
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sub stat { |
191
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3
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100
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3
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0
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1788
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return CORE::stat(@_) if wantarray; |
192
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2
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13
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return File::stat::stat(@_); |
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} |
194
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195
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sub lstat { |
196
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1
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50
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1
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0
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19
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return CORE::lstat(@_) if wantarray; |
197
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0
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0
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return File::stat::lstat(@_); |
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} |
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200
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201
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sub capture(&;@) { |
202
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16
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16
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0
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2796400
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my($code, %opts) = @_; |
203
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204
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# valid options |
205
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16
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47
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state $valid_options = { map { $_ => 1 } qw(merge tee) }; |
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6
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24
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206
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207
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16
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95
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for my $key (keys %opts) { |
208
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2
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50
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13
|
croak "$key is not a valid option to capture()" unless $valid_options->{$key}; |
209
|
|
|
|
|
|
|
} |
210
|
|
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|
|
|
|
|
211
|
16
|
|
|
|
|
83
|
my $opts = join "/", sort { $a cmp $b } grep { $opts{$_} } keys %opts; |
|
0
|
|
|
|
|
0
|
|
|
2
|
|
|
|
|
15
|
|
212
|
|
|
|
|
|
|
|
213
|
|
|
|
|
|
|
# Translate option combinations into Capture::Tiny functions |
214
|
16
|
|
|
|
|
1981
|
require Capture::Tiny; |
215
|
16
|
|
|
|
|
35911
|
state $captures = { |
216
|
|
|
|
|
|
|
"" => \&Capture::Tiny::capture, |
217
|
|
|
|
|
|
|
"tee" => \&Capture::Tiny::tee, |
218
|
|
|
|
|
|
|
"merge" => \&Capture::Tiny::capture_merged, |
219
|
|
|
|
|
|
|
"merge/tee" => \&Capture::Tiny::tee_merged |
220
|
|
|
|
|
|
|
}; |
221
|
|
|
|
|
|
|
|
222
|
16
|
|
|
|
|
50
|
my $func = $captures->{$opts}; |
223
|
16
|
|
|
|
|
553
|
return $func->($code); |
224
|
|
|
|
|
|
|
} |
225
|
|
|
|
|
|
|
|
226
|
|
|
|
|
|
|
|
227
|
|
|
|
|
|
|
sub force_list_context(@) { |
228
|
6
|
|
|
6
|
0
|
3723
|
return @_; |
229
|
|
|
|
|
|
|
} |
230
|
|
|
|
|
|
|
|
231
|
|
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|
|
1; |