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vim/runtime/ftplugin/zig.vim
Christian Brabandt f7ac0ef509
runtime: don't execute external commands when loading ftplugins
This is a followup to 816fbcc262687b81fc46f82f7bbeb1453addfe0c (patch
9.0.1833: [security] runtime file fixes)

It basically disables that external commands are run on loading of the
filetype plugin, **unless** the user has set the `g:plugin_exec = 1`
global variable in their configuration or for a specific filetype the
variable g:<filetype>_exec=1.

There are a few more plugins, that may execute system commands like
debchangelog, gitcommit, sh, racket, zsh, ps1 but those do at least
do not run those commands by default during loading of the filetype plugin
(there the command is mostly run as convenience for auto-completion or
to provide documentation lookup).

closes: #13034

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Tim Pope <vim@tpope.org>
2023-09-06 20:41:25 +02:00

72 lines
1.8 KiB
VimL

" Vim filetype plugin file
" Language: Zig
" Upstream: 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
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
if has('comments')
setlocal comments=:///,://!,://,:\\\\
setlocal commentstring=//\ %s
endif
if has('find_in_path')
let &l:includeexpr='substitute(v:fname, "^([^.])$", "\1.zig", "")'
let &l:include='\v(\@import>|\@cInclude>|^\s*\#\s*include)'
endif
let &l:define='\v(<fn>|<const>|<var>|^\s*\#\s*define)'
" Safety check: don't execute zip from current directory
if !exists('g:zig_std_dir') && exists('*json_decode') &&
\ executable('zig') && get(g:, 'zig_exec', get(g:, 'plugin_exec', 0))
\ && (fnamemodify(exepath("zig"), ":p:h") != s:tmp_cwd
\ || (index(split($PATH,has("win32")? ';' : ':'), s:tmp_cwd) != -1 && s:tmp_cwd != '.'))
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
endif
unlet! s:tmp_cwd
if exists('g:zig_std_dir')
let &l:path = &l:path . ',' . g:zig_std_dir
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
" vim: tabstop=8 shiftwidth=4 softtabstop=4 expandtab