package EvilEval;

use Class::Std;

sub _serial() { '1234567890' };

my %serial_of :ATTR;

sub BUILD {
    my ( $this, $ident, $arg_ref ) = @_;
    $serial_of{$ident} = _serial();
}
sub evil {
    #use Data::Dumper; print Dumper \%serial_of;
    my $string = 'use Data::Dumper; print Dumper \%serial_of';
    eval $string;
}

1;

[download]
Meanwhile, in a nearby perl script ... 
use EvilEval;
my $evil = EvilEval->new();
$evil->evil();

[download]
This demonstrates the problem, at least on my setup. If all the code is in the same file there is no problem - even if it is declared in different packages. When the caller is in a different file, the problem occurs.

In reply to Re^3: Eval doesn't see lexicals by Anonymous Monk
in thread Eval doesn't see lexicals by Anonymous Monk

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