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" VimTeX - LaTeX plugin for Vim
"
" Maintainer: Karl Yngve Lervåg
" Email: karl.yngve@gmail.com
"
function! vimtex#syntax#p#luacode#load(cfg) abort " {{{1
call vimtex#syntax#core#new_env({
\ 'name': 'luacode\*\?',
\ 'region': 'texLuaZone',
\ 'contains': 'texCmd',
\ 'nested': 'lua',
\})
syntax match texCmdLua "\\\%(directlua\|luadirect\)\>"
\ nextgroup=texLuaArg skipwhite skipnl
call vimtex#syntax#core#new_arg('texLuaArg', {
\ 'contains': '@vimtex_nested_lua,texCmd',
\})
" Apply a simple hack to allow texCmd in lua blocks.
" Note: The hack depends on which version of Lua syntax is used. The
" following is tested with the standard builtin Lua support, as well as
" the "tbastos/vim-lua" plugin.
if s:lua_is_builtin()
syntax match texCmd nextgroup=texOpt,texArg skipwhite skipnl "\\[a-zA-Z@]\+" contained containedin=luaFunctionBlock
else
syntax cluster luaStat add=texCmd
endif
highlight def link texCmdLua texCmd
endfunction
" }}}1
function! s:lua_is_builtin() abort " {{{1
let l:path = globpath(&runtimepath, 'syntax/lua.vim', 0, 1)[0]
return has('nvim')
\ ? stridx(l:path, 'runtime/syntax') > 0
\ : l:path =~# 'vim\d\+/syntax'
endfunction
" }}}1
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