view src/libvterm/find-wide-chars.pl @ 29742:2da1753e6a4a v9.0.0211

patch 9.0.0211: invalid memory access when compiling :lockvar Commit: https://github.com/vim/vim/commit/d1d8f6bacb489036d0fd479c9dd3c0102c988889 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 14 21:28:32 2022 +0100 patch 9.0.0211: invalid memory access when compiling :lockvar Problem: Invalid memory access when compiling :lockvar. Solution: Don't read past the end of the line.
author Bram Moolenaar <Bram@vim.org>
date Sun, 14 Aug 2022 22:30:02 +0200
parents 55a373a243c0
children
line wrap: on
line source

#!/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;