| line | stmt | bran | cond | sub | pod | time | code | 
| 1 |  |  |  |  |  |  | package IO::Mark; | 
| 2 |  |  |  |  |  |  |  | 
| 3 | 2 |  |  | 2 |  | 54072 | use warnings; | 
|  | 2 |  |  |  |  | 7 |  | 
|  | 2 |  |  |  |  | 58 |  | 
| 4 | 2 |  |  | 2 |  | 10 | use strict; | 
|  | 2 |  |  |  |  | 3 |  | 
|  | 2 |  |  |  |  | 55 |  | 
| 5 | 2 |  |  | 2 |  | 9 | use Carp; | 
|  | 2 |  |  |  |  | 6 |  | 
|  | 2 |  |  |  |  | 136 |  | 
| 6 | 2 |  |  | 2 |  | 1005 | use IO::Mark::Buffer; | 
|  | 2 |  |  |  |  | 4 |  | 
|  | 2 |  |  |  |  | 56 |  | 
| 7 | 2 |  |  | 2 |  | 1016 | use IO::Mark::SlaveBuffer; | 
|  | 2 |  |  |  |  | 6 |  | 
|  | 2 |  |  |  |  | 44 |  | 
| 8 |  |  |  |  |  |  |  | 
| 9 | 2 |  |  | 2 |  | 11 | use base qw(IO::Handle); | 
|  | 2 |  |  |  |  | 3 |  | 
|  | 2 |  |  |  |  | 1045 |  | 
| 10 |  |  |  |  |  |  |  | 
| 11 | 2 |  |  | 2 |  | 7072 | use version; our $VERSION = qv( '0.0.1' ); | 
|  | 2 |  |  |  |  | 3 |  | 
|  | 2 |  |  |  |  | 11 |  | 
| 12 |  |  |  |  |  |  |  | 
| 13 |  |  |  |  |  |  | sub new { | 
| 14 | 6 |  |  | 6 | 1 | 16628 | my ( $class, $fh ) = @_; | 
| 15 |  |  |  |  |  |  |  | 
| 16 | 6 |  |  |  |  | 31 | my $self = $class->SUPER::new; | 
| 17 |  |  |  |  |  |  |  | 
| 18 |  |  |  |  |  |  | # Make sure the handle we're cloning has the caching layer installed | 
| 19 | 6 |  |  |  |  | 119 | IO::Mark::Buffer::_upgrade_handle( $fh ); | 
| 20 |  |  |  |  |  |  |  | 
| 21 | 6 |  |  |  |  | 17 | my $key  = IO::Mark::Buffer::_cache_key( $fh ); | 
| 22 |  |  |  |  |  |  |  | 
| 23 | 6 | 50 |  |  |  | 79 | open( $self, "<:via(IO::Mark::SlaveBuffer)", $key ) or die "Can't open ($!)"; | 
| 24 |  |  |  |  |  |  |  | 
| 25 | 6 |  |  |  |  | 31 | return $self; | 
| 26 |  |  |  |  |  |  | } | 
| 27 |  |  |  |  |  |  |  | 
| 28 |  |  |  |  |  |  | 1; | 
| 29 |  |  |  |  |  |  | __END__ |