1JavaScript::Beautifier(U3s)er Contributed Perl DocumentatJiaovnaScript::Beautifier(3)
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6 JavaScript::Beautifier - Beautify Javascript (beautifier for
7 javascript)
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10 use JavaScript::Beautifier qw/js_beautify/;
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12 my $pretty_js = js_beautify( $js_source_code, {
13 indent_size => 4,
14 indent_character => ' ',
15 } );
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18 This module is mostly a Perl-rewrite of
19 <http://github.com/einars/js-beautify/tree/master/beautify.js>
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21 You can check it through <http://jsbeautifier.org/>
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24 $js_source_code = <<'EOF';
25 a = 12;
26 {return '\\w+';} EOF
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28 js_beautify( $js_source_code, $opts );
29 Beautify javascript source code contained in a string with the included
30 options, described below.
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32 Options
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34 indent_size
35 indent_character
36 if you prefer Tab than Space, try:
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38 {
39 indent_size => 1,
40 indent_character => "\t",
41 }
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43 preserve_newlines
44 Default is 1
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46 my $in = "var\na=dont_preserve_newlines";
47 my $out = "var a = dont_preserve_newlines";
48 my $js = js_beautify( $in, { preserve_newlines => 0 } );
49 # $out eq $js
50 $in = "var\na=do_preserve_newlines";
51 $out = "var\na = do_preserve_newlines";
52 $js = js_beautify( $in, { preserve_newlines => 1 } );
53 # $out eq $js
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55 space_after_anon_function
56 Default is 0
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59 Fayland Lam, "<fayland at gmail.com>"
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62 Copyright 2008-2018 Fayland Lam, all rights reserved.
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64 This program is free software; you can redistribute it and/or modify it
65 under the same terms as Perl itself.
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69perl v5.30.1 2020-01-30 JavaScript::Beautifier(3)