With this code I can quickly add and update (courtesy of Text::Reflow) flowerbox comments (for C or C++ or C#) from inside Vim. I've added set equalprg=perl\ d:\utils\equalsprg.pl to my .vimrc as a convenience. NB: code is rough, that's why it's a snippet :)

/*-------------------------------
| Comments like this, similar to |
| those found in crafty sources  |
 -------------------------------*/

[download]

# Intended for use with VIM as the equalprg
# Put the following line in your vimrc or <ftype>.vim
# set equalprg=perl\ d:\utils\equalsprg.pl

use strict;
use warnings;
use Text::Reflow qw/reflow_string/;

my $text = join '',<>;

exit unless $text;

my $enteredvalue=   join ' ',
                    map   {
                        s/\s*\|\s*/ /g;  # remove all pipe chars
                        s/\/\*//g;       # remove all block comment-st
+art
                        s/\*\///g;       # remove all block comment-en
+d
                        s/^\s*\*//g;     # remove all asterisks at sta
+rt of line
                        s/^\s*\/\///g;   # remove all // at start of l
+ine
                        s/\-{5,}/ /g;    # remove all strings of five 
+or more hyphens
                        $_
                    }
                    grep {!/^\//} 
                    grep {!/^\s*\-+\*\//} 
                    split /\n/,$text;

exit unless ($enteredvalue);

my $maxlen=0;
my $result .= join "\n", map{"| " . substr($_ . ' 'x$maxlen, 0, $maxle
+n) . " |" }
                         map{ $maxlen = length($_) if (length > $maxle
+n); $_ }  # get the max line length
               split /\n/,reflow_string($enteredvalue);
               
$result  = '/*-'.'-'x$maxlen ."\n".$result. "\n" .' '.'-'x$maxlen ."-*
+/\n";  # top and tail

print $result;

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In reply to flower box comments with Vim by EdwardG

Title:
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