Change latex provider to luatex, closes #476

autoload/health/vimtex.vim

@@ -0,0 +1,164 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'latex') == -1
+
+function! health#vimtex#check() abort
+  call vimtex#init_options()
+
+  call health#report_start('vimtex')
+
+  call s:check_general()
+  call s:check_plugin_clash()
+  call s:check_view()
+  call s:check_compiler()
+endfunction
+
+function! s:check_general() abort " {{{1
+  if !has('nvim') || v:version < 800
+    call health#report_warn('vimtex works best with Vim 8 or neovim')
+  else
+    call health#report_ok('Vim version should have full support!')
+  endif
+
+  if !executable('bibtex')
+    call health#report_warn('bibtex is not executable, so bibtex completions are disabled.')
+  endif
+endfunction
+
+" }}}1
+
+function! s:check_compiler() abort " {{{1
+  if !g:vimtex_compiler_enabled | return | endif
+
+  if !executable(g:vimtex_compiler_method)
+    let l:ind = '        '
+    call health#report_error(printf(
+          \ '|g:vimtex_compiler_method| (`%s`) is not executable!',
+          \ g:vimtex_compiler_method))
+    return
+  endif
+
+  let l:ok = 1
+  if !executable(g:vimtex_compiler_progname)
+    call health#report_warn(printf(
+          \ '|g:vimtex_compiler_progname| (`%s`) is not executable!',
+          \ g:vimtex_compiler_progname))
+    let l:ok = 0
+  endif
+
+  if has('nvim')
+        \ && fnamemodify(g:vimtex_compiler_progname, ':t') !=# 'nvr'
+    call health#report_warn('Compiler callbacks will not work!', [
+          \ '`neovim-remote` / `nvr` is required for callbacks to work with neovim',
+          \ "Please also set |g:vimtex_compiler_progname| = 'nvr'",
+          \ 'For more info, see :help |vimtex-faq-neovim|',
+          \])
+    let l:ok = 0
+  endif
+
+  if l:ok
+    call health#report_ok('Compiler should work!')
+  endif
+endfunction
+
+" }}}1
+
+function! s:check_plugin_clash() abort " {{{1
+  let l:scriptnames = split(execute('scriptnames'), "\n")
+
+  let l:latexbox = !empty(filter(copy(l:scriptnames), "v:val =~# 'latex-box'"))
+  if l:latexbox
+    call health#report_warn('Conflicting plugin detected: LaTeX-Box')
+    call health#report_info('vimtex does not work as expected when LaTeX-Box is installed!')
+    call health#report_info('Please disable or remove it to use vimtex!')
+
+    let l:polyglot = !empty(filter(copy(l:scriptnames), "v:val =~# 'polyglot'"))
+    if l:polyglot
+      call health#report_info('LaTeX-Box is included with vim-polyglot and may be disabled with:')
+      call health#report_info('let g:polyglot_disabled = [''latex'']')
+    endif
+  endif
+endfunction
+
+" }}}1
+
+function! s:check_view() abort " {{{1
+  call s:check_view_{g:vimtex_view_method}()
+
+  if executable('xdotool') && !executable('pstree')
+    call health#report_warn('pstree is not available',
+          \ 'vimtex#view#reverse_goto is better if pstree is available.')
+  endif
+endfunction
+
+" }}}1
+function! s:check_view_general() abort " {{{1
+  if executable(g:vimtex_view_general_viewer)
+    call health#report_ok('General viewer should work properly!')
+  else
+    call health#report_error(
+          \ 'Selected viewer is not executable!',
+          \ '- Selection: ' . g:vimtex_view_general_viewer,
+          \ '- Please see :h g:vimtex_view_general_viewer')
+  endif
+endfunction
+
+" }}}1
+function! s:check_view_zathura() abort " {{{1
+  let l:ok = 1
+
+  if !executable('zathura')
+    call health#report_error('Zathura is not executable!')
+    let l:ok = 0
+  endif
+
+  if !executable('xdotool')
+    call health#report_warn('Zathura requires xdotool for forward search!')
+    let l:ok = 0
+  endif
+
+  if l:ok
+    call health#report_ok('Zathura should work properly!')
+  endif
+endfunction
+
+" }}}1
+function! s:check_view_mupdf() abort " {{{1
+  let l:ok = 1
+
+  if !executable('mupdf')
+    call health#report_error('MuPDF is not executable!')
+    let l:ok = 0
+  endif
+
+  if !executable('xdotool')
+    call health#report_warn('MuPDF requires xdotool for forward search!')
+    let l:ok = 0
+  endif
+
+  if !executable('synctex')
+    call health#report_warn('MuPDF requires synctex for forward search!')
+    let l:ok = 0
+  endif
+
+  if l:ok
+    call health#report_ok('MuPDF should work properly!')
+  endif
+endfunction
+
+" }}}1
+function! s:check_view_skim() abort " {{{1
+  let l:cmd = join([
+        \ 'osascript -e ',
+        \ '''tell application "Finder" to POSIX path of ',
+        \ '(get application file id (id of application "Skim") as alias)''',
+        \])
+
+  if system(l:cmd)
+    call health#report_error('Skim is not installed!')
+  else
+    call health#report_ok('Skim viewer should work!')
+  endif
+endfunction
+
+" }}}1
+
+endif