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Drop dependency on List::MoreUtils

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This commit is contained in:
Eelco Dolstra 2012-08-27 11:28:34 -04:00
parent babe54bf97
commit 8b8fe6139e
2 changed files with 13 additions and 3 deletions
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11
perl/lib/Nix/Utils.pm
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@ -6,3 +6,14 @@ sub checkURL {
my ($url) = @_;
die "invalid URL ‘$url’\n" unless $url =~ /^ $urlRE $ /x;
}
sub uniq {
my %seen;
my @res;
foreach my $name (@_) {
next if $seen{$name};
$seen{$name} = 1;
push @res, $name;
}
return @res;
}