Raphaël G. Git Repositories - packer/blob - jpack

   1 #! /usr/bin/perl
   2
   3 # Best practice
   4 use strict;
   5 use warnings;
   6
   7 # Load POSIX
   8 use POSIX qw(EXIT_SUCCESS EXIT_FAILURE);
   9
  10 # Load CSS::Packer
  11 use JavaScript::Packer;
  12
  13 # Init compress
  14 my $compress = 'best'; #clean, shrink, obfuscate or best
  15
  16 #TODO: see how to handle theses options in a hash
  17
  18 # Init copyright
  19 my $copyright = '';
  20
  21 # Init remove_copyright
  22 my $remove_copyright = 1;
  23
  24 # Init no_compress_comment
  25 my $no_compress_comment = 1;
  26
  27 # Filter options
  28 @ARGV = map { if ($_ eq '-c' || $_ eq '--clean') { $compress = 'clean'; (); } elsif ($_ eq '-s' || $_ eq '--shrink') { $compress = 'shrink'; (); } elsif ($_ eq '-o' || $_ eq '--obfuscate') { $compress = 'obfuscate'; (); } elsif ($_ eq '-b' || $_ eq '--best') { $compress = 'best'; (); } else { $_; } } @ARGV;
  29
  30 # Show usage with invalid argument or stdin opened to a tty
  31 if (scalar(@ARGV) || -t STDIN) {
  32         print "Usage: $0 [-c|--clean|-s|--shrink|-o|--obfuscate|-b|--best] < input.js > output.js\n";
  33         exit EXIT_FAILURE;
  34 }
  35
  36 # Instantiate packer object
  37 my $packer = JavaScript::Packer->init();
  38
  39 # Load input in variable
  40 my $input = do { local $/; <STDIN> };
  41
  42 # Minify input with required compression
  43 $packer->minify(\$input, { copyright => $copyright, remove_copyright => $remove_copyright, no_compress_comment => $no_compress_comment, compress => $compress });
  44
  45 # Show result
  46 print $input;
  47
  48 # Exit with success
  49 exit EXIT_SUCCESS;
  50
  51 __END__
  52
  53 =head1 NAME
  54
  55 Jpack - A simple perl JavaScript minifier
  56
  57 =head1 VERSION
  58
  59 Version 0.1
  60
  61 =head1 DESCRIPTION
  62
  63 A fast pure Perl JavaScript minifier script.
  64
  65 =head1 AUTHOR
  66
  67 Raphaël Gertz (Rapsys) << <git at rapsys.eu> >>.
  68
  69 =head1 COPYRIGHT & LICENSE
  70
  71 Copyright 2016 - 2017 Raphaël Gertz, all rights reserved.
  72
  73 This program is free software: you can redistribute it and/or modify
  74 it under the terms of the GNU General Public License as published by
  75 the Free Software Foundation, either version 3 of the License, or
  76 (at your option) any later version.
  77
  78 This program is distributed in the hope that it will be useful,
  79 but WITHOUT ANY WARRANTY; without even the implied warranty of
  80 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  81 GNU General Public License for more details.
  82
  83 You should have received a copy of the GNU General Public License
  84 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  85
  86 =head1 SEE ALSO
  87
  88 L<JavaScript::Packer>
  89
  90 =cut