vim-patch:d1d9316: runtime(zig): refactor zig ftplugin, remove auto format (#28904)

Refactored zig ftplugin, removed upstream comment, aucmd and
auto formatting support. Updated documentation for zig configuration
settings and added new maintainer.

closes: vim/vim#13803

https://github.com/vim/vim/commit/d1d9316c6621d275593f58664975faf0fc23985f

Co-authored-by: Tiseno <mathias.lindgren@stabelo.se>

1 files changed, 22 insertions, 38 deletions

diff --git a/runtime/ftplugin/zig.vim b/runtime/ftplugin/zig.vim
index 28b8cd5a67..ea229b6a49 100644
--- a/runtime/ftplugin/zig.vim
+++ b/runtime/ftplugin/zig.vim
@@ -1,68 +1,52 @@
 " Vim filetype plugin file
-" Language: Zig
-" Upstream: https://github.com/ziglang/zig.vim
+" Language:     Zig
+" Maintainer:   Mathias Lindgren <math.lindgren@gmail.com>
+" Last Change:  2024 May 21
+" Based on:     https://github.com/ziglang/zig.vim
 
-" Only do this when not done yet for this buffer
 if exists("b:did_ftplugin")
   finish
 endif
 
 let b:did_ftplugin = 1
 
-let s:cpo_orig = &cpo
+let s:cpo_save = &cpo
 set cpo&vim
 
 compiler zig_build
 
 " Match Zig builtin fns
 setlocal iskeyword+=@-@
-
-" Recommended code style, no tabs and 4-space indentation
-setlocal expandtab
-setlocal tabstop=8
-setlocal softtabstop=4
-setlocal shiftwidth=4
-
 setlocal formatoptions-=t formatoptions+=croql
-
-setlocal suffixesadd=.zig,.zir
+setlocal suffixesadd=.zig,.zir,.zon
+let &l:define='\v(<fn>|<const>|<var>|^\s*\#\s*define)'
+let b:undo_ftplugin = 'setl isk< fo< sua< mp< def<'
+
+if get(g:, 'zig_recommended_style', 1)
+    setlocal expandtab
+    setlocal tabstop=8
+    setlocal softtabstop=4
+    setlocal shiftwidth=4
+    let b:undo_ftplugin .= ' | setl et< ts< sts< sw<'
+endif
 
 if has('comments')
     setlocal comments=:///,://!,://
     setlocal commentstring=//\ %s
+    let b:undo_ftplugin .= ' | setl com< cms<'
 endif
 
 if has('find_in_path')
     let &l:includeexpr='substitute(v:fname, "^([^.])$", "\1.zig", "")'
     let &l:include='\v(\@import>|\@cInclude>|^\s*\#\s*include)'
-endif
-
-let &l:define='\v(<fn>|<const>|<var>|^\s*\#\s*define)'
-
-" Safety check: don't execute zig from current directory
-if !exists('g:zig_std_dir') && exists('*json_decode') &&
-    \  executable('zig') && dist#vim#IsSafeExecutable('zig', 'zig')
-    silent let s:env = system('zig env')
-    if v:shell_error == 0
-        let g:zig_std_dir = json_decode(s:env)['std_dir']
-    endif
-    unlet! s:env
+    let b:undo_ftplugin .= ' | setl inex< inc<'
 endif
 
 if exists('g:zig_std_dir')
-    let &l:path = g:zig_std_dir . ',' . &l:path
+    let &l:path .= ',' . g:zig_std_dir
+    let b:undo_ftplugin .= ' | setl pa<'
 endif
 
-let b:undo_ftplugin =
-    \ 'setl isk< et< ts< sts< sw< fo< sua< mp< com< cms< inex< inc< pa<'
-
-augroup vim-zig
-    autocmd! * <buffer>
-    autocmd BufWritePre <buffer> if get(g:, 'zig_fmt_autosave', 1) | call zig#fmt#Format() | endif
-augroup END
-
-let b:undo_ftplugin .= '|au! vim-zig * <buffer>'
-
-let &cpo = s:cpo_orig
-unlet s:cpo_orig
+let &cpo = s:cpo_save
+unlet s:cpo_save
 " vim: tabstop=8 shiftwidth=4 softtabstop=4 expandtab