lix/perl/lib/Nix/Utils.pm

20 lines
390 B
Perl
Raw Normal View History

2012-08-27 15:11:30 +00:00
package Nix::Utils;
$urlRE = "(?: [a-zA-Z][a-zA-Z0-9\+\-\.]*\:[a-zA-Z0-9\%\/\?\:\@\&\=\+\$\,\-\_\.\!\~\*]+ )";
sub checkURL {
my ($url) = @_;
die "invalid URL $url\n" unless $url =~ /^ $urlRE $ /x;
}
2012-08-27 15:28:34 +00:00
sub uniq {
my %seen;
my @res;
foreach my $name (@_) {
next if $seen{$name};
$seen{$name} = 1;
push @res, $name;
}
return @res;
}