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package App::PPI::Dumper; |
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our $VERSION = "1.023"; |
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=encoding utf8 |
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=head1 NAME |
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App::PPI::Dumper - Use the PPI to dump the structure of a Perl file |
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=head1 SYNOPSIS |
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use App::PPI::Dumper; |
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App::PPI::Dumper->run( @ARGV ); |
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=head1 DESCRIPTION |
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Parse a Perl document with PPI and dump the Perl Document Object Model (PDOM). |
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This script is a command-line interface to PPI::Dumper. |
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=head2 Methods |
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=over 4 |
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=item run( OPTIONS, INPUT_FILE ) |
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Parse INPUT_FILE with the given PPI::Dumper options, then print the result to |
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standard output. |
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=over 4 |
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=item -m |
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Show the memory address of each PDOM element. |
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=item -i N |
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Ident each level of output by N spaces. The default is 2. |
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=item -P |
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Do not show the full package name for each PPI class. |
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=item -T |
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Do not show the original source token that goes with each PPI object. |
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=item -W |
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Do not show whitespace tokens. |
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=item -C |
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Do not show comment tokens. |
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=item -l |
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Show the source code location of each PPI token. |
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=item -r |
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Parse the input in readonly mode. See PPI::Document::new() for the details. |
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=back |
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=back |
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=head1 SEE ALSO |
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Most behaviour, including environment variables and configuration, |
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comes directly from PPI::Dumper. I just made a command-line tool for it. |
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=head1 SOURCE AVAILABILITY |
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This code is in Github: |
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https://github.com/briandfoy/app-ppi-dumper.git |
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=head1 AUTHOR |
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brian d foy, C<< >> |
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=head1 COPYRIGHT |
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Copyright © 2009-2022, brian d foy . All rights reserved. |
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You may redistribute this under the terms of the Artistic License 2.0. |
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=cut |
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2
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2
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4761
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use Getopt::Std qw(getopts); |
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105
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2
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108
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93
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2
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2
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858
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use PPI; |
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187202
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2
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2
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2
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1463
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use PPI::Dumper; |
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1752
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2
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414
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95
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96
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__PACKAGE__->run(@ARGV) unless caller; |
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98
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# same defaults as PPI::Dumper |
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sub run { |
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8
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1
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110772
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my $self = shift; |
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102
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local @ARGV = @_; |
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my %opts = ( |
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'm' => 0, # memaddr |
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'i' => 2, # indent |
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'P' => 0, # class |
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'D' => 0, # content |
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'W' => 0, # whitespace |
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'C' => 0, # comments |
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'l' => 0, # locations |
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'r' => 0, # read-only, for PPI::Document |
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); |
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getopts('mPDWCli:', \%opts); |
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my $Module = PPI::Document->new( |
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$ARGV[0], |
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readonly => $opts{'r'}, |
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); |
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die "Could not parse [$ARGV[0]] for PPI: " . PPI::Document->errstr . "\n" |
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if PPI::Document->errstr; |
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my $Dumper = PPI::Dumper->new( $Module, |
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memaddr => $opts{'m'}, |
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indent => $opts{'i'}, |
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class => ! $opts{'P'}, |
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content => ! $opts{'D'}, |
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whitespace => ! $opts{'W'}, |
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comments => ! $opts{'C'}, |
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locations => $opts{'l'}, |
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); |
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$Dumper->print; |
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} |
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1; |
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__END__ |