Re: [PATCH] wwwlisting: fix grep call for match=domain filtering

[Kyle Meyer <kyle@kyleam.com>]

Eric Wong writes:

>>  sub list_match_domain_i {
>>  	my ($ibx, $arg) = @_;
>>  	my ($list, $hide_key, $re) = @$arg;
>> -	if (!$ibx->{-hide}->{$hide_key} && grep($re, @{$ibx->{url}})) {
>> +	if (!$ibx->{-hide}->{$hide_key} && grep(/$re/, @{$ibx->{url}})) {
>
> Gah, I keep getting languages/behaviors confused :x
>
> Especially confusing since `$string =~ $re' is documented
> in perlop(1) as being equivalent to `$string =~ /$re/'

Ah, good to know you find that bit in the documentation confusing too.
It had me scratching my head when I was debugging this, but I wasn't
sure if I was just missing something that would be obvious to someone
who knows perl.