view src/libvterm/find-wide-chars.pl @ 25815:e41747c63ed5

Added tag v8.2.3442 for changeset dd4e86558836265dff2149020dbc9d8e022ef1d8
author Bram Moolenaar <Bram@vim.org>
date Thu, 16 Sep 2021 16:30:07 +0200
parents 55a373a243c0
children
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#!/usr/bin/perl

use strict;
use warnings;

STDOUT->autoflush(1);

sub iswide
{
   my ( $cp ) = @_;
   return chr($cp) =~ m/\p{East_Asian_Width=Wide}|\p{East_Asian_Width=Fullwidth}/;
}

my ( $start, $end );
foreach my $cp ( 0 .. 0x1FFFF ) {
   iswide($cp) or next;

   if( defined $end and $end == $cp-1 ) {
      # extend the range
      $end = $cp;
      next;
   }

   # start a new range
   printf "  { %#04x, %#04x },\n", $start, $end if defined $start;

   $start = $end = $cp;
}

printf "  { %#04x, %#04x },\n", $start, $end if defined $start;