| line | stmt | bran | cond | sub | pod | time | code | 
| 1 |  |  |  |  |  |  | package VarGuard::Array; | 
| 2 |  |  |  |  |  |  |  | 
| 3 | 1 |  |  | 1 |  | 7 | use strict; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 47 |  | 
| 4 | 1 |  |  | 1 |  | 7 | use warnings; | 
|  | 1 |  |  |  |  | 2 |  | 
|  | 1 |  |  |  |  | 39 |  | 
| 5 |  |  |  |  |  |  |  | 
| 6 |  |  |  |  |  |  | =head1 NAME | 
| 7 |  |  |  |  |  |  |  | 
| 8 |  |  |  |  |  |  | VarGuard::Array - safe clean blocks for variables | 
| 9 |  |  |  |  |  |  |  | 
| 10 |  |  |  |  |  |  | =head1 SYNOPSIS | 
| 11 |  |  |  |  |  |  |  | 
| 12 |  |  |  |  |  |  | see VarGuard | 
| 13 |  |  |  |  |  |  |  | 
| 14 |  |  |  |  |  |  | =cut | 
| 15 |  |  |  |  |  |  |  | 
| 16 | 1 |  |  | 1 |  | 1011 | use Tie::Array; | 
|  | 1 |  |  |  |  | 3990 |  | 
|  | 1 |  |  |  |  | 42 |  | 
| 17 | 1 |  |  | 1 |  | 26 | use base qw(Tie::StdArray); | 
|  | 1 |  |  |  |  | 3 |  | 
|  | 1 |  |  |  |  | 3620 |  | 
| 18 |  |  |  |  |  |  |  | 
| 19 |  |  |  |  |  |  | my %cb; | 
| 20 |  |  |  |  |  |  |  | 
| 21 |  |  |  |  |  |  | sub TIEARRAY { | 
| 22 | 0 |  |  | 0 |  |  | my $class = shift; | 
| 23 | 0 |  |  |  |  |  | my $self = $class->SUPER::TIEARRAY; | 
| 24 | 0 |  |  |  |  |  | $cb{0+$self} = $_[0]; | 
| 25 | 0 |  |  |  |  |  | return $self; | 
| 26 |  |  |  |  |  |  | } | 
| 27 |  |  |  |  |  |  |  | 
| 28 |  |  |  |  |  |  | sub DESTROY { | 
| 29 | 0 |  |  | 0 |  |  | my $self = shift; | 
| 30 | 0 |  |  |  |  |  | my $cb = delete $cb{0+$self}; | 
| 31 | 0 | 0 |  |  |  |  | $cb->(@$self) if( $cb ); | 
| 32 |  |  |  |  |  |  | } | 
| 33 |  |  |  |  |  |  |  | 
| 34 |  |  |  |  |  |  | 1; |