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annotate Lib/IMPL/Code/Loader.pm @ 168:6148f89bb7bf

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IMPL::SQL::Schema::Traits::Diff alfa version IMPL::lang added hash traits
author sourcer
date Mon, 16 May 2011 04:30:38 +0400
parents 76515373dac0
children 4d0e1962161c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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165
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1 package IMPL::Code::Loader;
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2 use strict;
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3 use warnings;
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4
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5 my %packages;
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6
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7 sub Provide {
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8 my ($self,$package) = @_;
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9
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10 my ($declaringPackage,$file) = caller();
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11 $packages{$package} = { declaringPackage => $declaringPackage, file => $file, evidence => 'provide' };
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12 }
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13
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14 sub Require {
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15 my ($self,$package) = @_;
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17 return 1 if $packages{$package};
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18
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19 if (my $file = $INC{$package}) {
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20 $packages{$package} = { file => $file, evidence => 'inc' };
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21 return 1;
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22 }
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23
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24 undef $@;
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25
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26 if ( eval "require $package; 1;" and not $packages{$package}) {
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27 $packages{$package} = { file => $INC{$package}, evidence => 'inc' };
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28 };
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29
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30 die $@ if $@ and not $!;
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31 }
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32
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33 1;
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34