On Monday, March 21, 2016 at 1:54:08 AM UTC+9, Bram Moolenaar wrote:
> Yasuhiro Matsumoto wrote:
> 
> > On Sunday, March 20, 2016 at 11:14:50 PM UTC+9, Elimar Riesebieter wrote:
> > > * Bram Moolenaar <[email protected]> [2016-03-19 18:42 +0100]:
> > > 
> > > > 
> > > > Patch 7.4.1604
> > > > Problem:    Although emoji characters are ambiguous width, best is to 
> > > > treat
> > > >             them as full width.
> > > > Solution:   Update the Unicode character tables. Add the 'emoji' 
> > > > options.
> > > >             (Yasuhiro Matsumoto)
> > > > Files:      runtime/doc/options.txt, runtime/optwin.vim,
> > > >             runtime/tools/unicode.vim, src/mbyte.c, src/option.c, 
> > > > src/option.h
> > > 
> > > This patch introduced:
> > > 
> > > E474: Invalid argument: listchars=tab:▶\ 
> > > ,trail:_,extends:>,precedes:<,eol:¬
> > > 
> > > encoding is set to utf8. 
> > > set noemoji doesn't help.
> > > 
> > > Seen at starting vim from commandline either in xterm or in linux
> > > console.
> > > 
> > > Elimar
> > > -- 
> > >   The path to source is always uphill!
> > >                                 -unknown-
> > 
> > If you want to set ▶ into listchars, you need to set noemoji before set 
> > listchars.
> 
> Hmm, this character is both in emoji and ambiguous tables.
> It doesn't look like an emoji character to me.
> Should we perhaps drop the characters from the emoji table if they are
> already in the ambiguous table?
> 
> I also notice that in the emoji table contiguous ranges need to be
> merged:
> 
>       {0x1f5fb, 0x1f5ff},
>       {0x1f600, 0x1f600},
>       {0x1f601, 0x1f610},
>       {0x1f611, 0x1f611},
>       {0x1f612, 0x1f614},
>       {0x1f615, 0x1f615},
>       {0x1f616, 0x1f616},
>       {0x1f617, 0x1f617},
>       {0x1f618, 0x1f618},
>       {0x1f619, 0x1f619},
>       {0x1f61a, 0x1f61a},
>       {0x1f61b, 0x1f61b},
>       {0x1f61c, 0x1f61e},
>       {0x1f61f, 0x1f61f},
>       {0x1f620, 0x1f625},
>       {0x1f626, 0x1f627},
>       {0x1f628, 0x1f62b},
>       {0x1f62c, 0x1f62c},
>       {0x1f62d, 0x1f62d},
>       {0x1f62e, 0x1f62f},
>       {0x1f630, 0x1f633},
>       {0x1f634, 0x1f634},
>       {0x1f635, 0x1f640},
> 
> This should be:
>       {0x1f5fb, 0x1f640},

This is a patch to merge it.

https://gist.github.com/mattn/5300623003d6d2c4563d

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