File Coverage

blib/lib/POE.pm

Criterion	Covered	Total	%
statement	45	45	100.0
branch	14	14	100.0
condition			n/a
subroutine	10	10	100.0
pod			n/a
total	69	69	100.0

# Copyrights and documentation are after __END__.

package POE;

use strict;
use Carp qw( croak );

use vars qw($VERSION);
$VERSION = '1.367'; # NOTE - Should be #.### (three decimal places)

use POE::Resource::Clock qw( monotime time walltime sleep mono2wall wall2mono );

sub import {
  my $self = shift;

  my @loops    = grep(/^(?:XS::)?Loop::/, @_);
  my @sessions = grep(/^(Session|NFA)$/, @_);
  my @modules  = grep(!/^(Kernel|Session|NFA|(?:XS::)?Loop::[\w:]+)$/, @_);

  croak "can't use multiple event loops at once"
    if (@loops > 1);
  croak "POE::Session and POE::NFA export conflicting constants"
    if scalar @sessions > 1;

  # If a session was specified, use that.  Otherwise use Session.
  if (@sessions) {
    unshift @modules, @sessions;
  }
  else {
    unshift @modules, 'Session';
  }

  my $package = caller();
  my @failed;

  # Load POE::Kernel in the caller's package.  This is separate
  # because we need to push POE::Loop classes through POE::Kernel's
  # import().

  {
    my $loop = "";
    if (@loops) {
      $loop = "{ loop => '" . shift (@loops) . "' }";
    }
    my $code = "package $package; use POE::Kernel $loop;";
    # warn $code;
    eval $code;
    if ($@) {
      warn $@;
      push @failed, "Kernel"
    }
  }

  # Load all the others.

  foreach my $module (@modules) {
    my $code = "package $package; use POE::$module;";
    # warn $code;
    eval($code);
    if ($@) {
      warn $@;
      push(@failed, $module);
    }
  }

  @failed and croak "could not import qw(" . join(' ', @failed) . ")";
}

1;

__END__