Re: mix of vim9 and legacy vimscript

Hi,
I haven't yet played much with Vim9 Script, but are you aware, that you
do not need my plugin just to be able to use Patient Diff mode? This is
all configurable by Vim using the 'diffopt' setting switch nowadays.

Thanks,
Chris

On Fr, 14 Jan 2022, Ni Va wrote:

> It seems this kind of joke in red bold caused issue.
>
> in https://github.com/niva-xx/vim9-diff-enhanced/blob/master/autoload/EnhancedDiff.vim
> ....
> def s:SysList(cmd: string): string
> if exists('*systemlist')
> return systemlist(cmd)
> endif
> return split(system(cmd), '\n')
> enddef
> function EnhancedDiff#Diff(...) #{{{2
Mit freundlichen Grüßen
Christian
> let cmd = (exists("a:1") ? a:1 : '')
> let arg = (exists("a:2") ? a:2 : '')
>
> " no-op
> " error occured, reset diffexpr
> try
> call s:DiffInit(cmd, arg)
> catch
> set diffexpr=
> " call s:Warn( cmd . ' not found in path, aborting!' )
> call s:Warn( ' not found in path, aborting ' )
> return
> endtry
> ....
>
>
>
> Meanwhile this fix, script still
> often gives an error E97 cannot create diffs when
> I launch :EnhancedDiff patience
>
>
> Capture.PNGCapture1.PNG
>
>
> Le vendredi 14 janvier 2022 à 10:00:21 UTC+1, Ni Va a écrit :
>
> Hi Bram, Christian, Hi All,
>
>
> I wish to use and port some part of plugin made by Christian few years ago in order to improve dirdiff with patience algorithm. https://github.com/chrisbra/vim-diff-enhanced
>
>
> In vim9 help §2 it is written;
>
> Vim9 script and legacy Vim script can be mixed.  There is no requirement to
> rewrite old scripts, they keep working as before.  You may want to use a few
> `:def` functions for code that needs to be fast.
>
> So try to port the plugin, let some functions that need (...) or (A,L,P) args for commands that I don't know how to deal with in vim9script. https://github.com/niva-xx/vim9-diff-enhanced
>
> And then test it,
>
> :EnhancedDiff patience
> Capture.PNG
>
>
>
> I don't understant why I got this error in argue of s:Warn( which waiting for string arg.
>

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