tests/uuidfilt.pl

   1 #! /usr/bin/perl
   2
   3 use strict;
   4 use warnings;
   5
   6 our %uuids;
   7 our $n_uuids = 0;
   8 sub lookup_uuid {
   9     my ($uuid) = @_;
  10     if (!exists($uuids{$uuid})) {
  11         $uuids{$uuid} = $n_uuids++;
  12     }
  13     return "<$uuids{$uuid}>";
  14 }
  15
  16 my $u = '[0-9a-fA-F]';
  17 my $uuid_re = "${u}{8}-${u}{4}-${u}{4}-${u}{4}-${u}{12}";
  18 while (<>) {
  19     s/($uuid_re)/lookup_uuid($1)/eg;
  20     print $_;
  21 }