use strict;
use warnings;

use re q{eval};

my $word = q{test};
my $rxWord = qr{\b$word\b};

# This is the one the does the work.
#
my $rxWordPos = qr{\b($word)\b(?{print $-[0], q{ }})};

while (<DATA>)
{
    next unless m{$rxWord};
    print qq{Match found on line $., column };

    while (m{$rxWordPos}g) {;}

    print qq{\n};
}

__END__
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