#!/usr/bin/env perl
use warnings;
use strict;
use Data::Dump qw/dd pp/;
use Template::Parser;

my $text = <<'END';
before
[% # this is a comment to the end of line
   foo = 'bar'
%]

<p>bw, bliako</p>

[%# placing the '#' immediately inside the directive
    tag comments out the entire directive
%]
[% outside %]
after
END

my $parser = Template::Parser->new();
my $tokens = $parser->split_text($text);
#dd $tokens; # Debug

my $o = '';
for (my $i=0; $i<@$tokens; $i++) {
	if (ref $tokens->[$i]) {
		my $text = $tokens->[$i][0];
		#dd $text; # Debug
		$o .= "[% $text %]";
	}
	elsif ($tokens->[$i] eq 'TEXT') {
		my $text = $tokens->[++$i];
		#dd $text; # Debug
		$o .= $text;
	}
	else { die pp($i,$tokens->[$i]) }
}

print $o;

__END__

before
[% # this is a comment to the end of line
   foo = 'bar' %]

<p>bw, bliako</p>


[% outside %]
after