Change latex provider to luatex, closes #476

autoload/vimtex/syntax/p/tabularx.vim

@@ -0,0 +1,77 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'latex') == -1
+
+" vimtex - LaTeX plugin for Vim
+"
+" Maintainer: Karl Yngve Lervåg
+" Email:      karl.yngve@gmail.com
+"
+
+function! vimtex#syntax#p#tabularx#load() abort " {{{1
+  if has_key(b:vimtex_syntax, 'tabularx') | return | endif
+  let b:vimtex_syntax.tabularx = 1
+
+  call vimtex#syntax#misc#add_to_section_clusters('texTabular')
+
+  syntax match texTabular '\\begin{tabular}\_[^{]\{-}\ze{'
+        \ contains=texBeginEnd
+        \ nextgroup=texTabularArg
+        \ contained
+  syntax region texTabularArg matchgroup=Delimiter
+        \ start='{' end='}'
+        \ contained
+
+  syntax match texTabularCol /[lcr]/
+        \ containedin=texTabularArg
+        \ contained
+  syntax match texTabularCol /[pmb]/
+        \ containedin=texTabularArg
+        \ nextgroup=texTabularLength
+        \ contained
+  syntax match texTabularCol /\*/
+        \ containedin=texTabularArg
+        \ nextgroup=texTabularMulti
+        \ contained
+  syntax region texTabularMulti matchgroup=Delimiter
+        \ start='{' end='}'
+        \ containedin=texTabularArg
+        \ nextgroup=texTabularArg
+        \ contained
+
+  syntax match texTabularAtSep /@/
+        \ containedin=texTabularArg
+        \ nextgroup=texTabularLength
+        \ contained
+  syntax match texTabularVertline /||\?/
+        \ containedin=texTabularArg
+        \ contained
+  syntax match texTabularPostPre /[<>]/
+        \ containedin=texTabularArg
+        \ nextgroup=texTabularPostPreArg
+        \ contained
+
+  syntax region texTabularPostPreArg matchgroup=Delimiter
+        \ start='{' end='}'
+        \ containedin=texTabularArg
+        \ contains=texLength,texStatement,texMathDelimSingle
+        \ contained
+
+  syntax region texTabularLength matchgroup=Delimiter
+        \ start='{' end='}'
+        \ containedin=texTabularArg
+        \ contains=texLength,texStatement
+        \ contained
+
+  syntax match texMathDelimSingle /\$\$\?/
+        \ containedin=texTabularPostPreArg
+        \ contained
+
+  highlight def link texTabularCol        Directory
+  highlight def link texTabularAtSep      Type
+  highlight def link texTabularVertline   Type
+  highlight def link texTabularPostPre    Type
+  highlight def link texMathDelimSingle   Delimiter
+endfunction
+
+" }}}1
+
+endif