Change latex provider to luatex, closes #476

1 files changed, 98 insertions, 0 deletions

diff --git a/autoload/vimtex/qf/pplatex.vim b/autoload/vimtex/qf/pplatex.vim
new file mode 100644
index 00000000..39e9a03e
--- /dev/null
+++ b/autoload/vimtex/qf/pplatex.vim
@@ -0,0 +1,98 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'latex') == -1
+
+" vimtex - LaTeX plugin for Vim
+"
+" CreatedBy:    Johannes Wienke (languitar@semipol.de)
+" Maintainer:   Karl Yngve Lervåg
+" Email:        karl.yngve@gmail.com
+"
+
+function! vimtex#qf#pplatex#new() abort " {{{1
+  return deepcopy(s:qf)
+endfunction
+
+" }}}1
+
+
+let s:qf = {
+      \ 'name' : 'LaTeX logfile using pplatex',
+      \}
+
+function! s:qf.init(state) abort dict "{{{1
+  if !executable('pplatex')
+    call vimtex#log#error('pplatex is not executable!')
+    throw 'vimtex: Requirements not met'
+  endif
+
+  " Automatically remove the -file-line-error option if we use the latexmk
+  " backend (for convenience)
+  if a:state.compiler.name ==# 'latexmk'
+    let l:index = index(a:state.compiler.options, '-file-line-error')
+    if l:index >= 0
+      call remove(a:state.compiler.options, l:index)
+    endif
+  endif
+endfunction
+
+function! s:qf.set_errorformat() abort dict "{{{1
+  " Each new item starts with two asterics followed by the file, potentially
+  " a line number and sometimes even the message itself is on the same line.
+  " Please note that the trailing whitspaces in the error formats are
+  " intentional as pplatex produces these.
+
+  " Start of new items with file and line number, message on next line(s).
+  setlocal errorformat=%E**\ Error\ \ \ in\ %f\\,\ Line\ %l:%m
+  setlocal errorformat+=%W**\ Warning\ in\ %f\\,\ Line\ %l:%m
+  setlocal errorformat+=%I**\ BadBox\ \ in\ %f\\,\ Line\ %l:%m
+
+  " Start of items with with file, line and message on the same line. There are
+  " no BadBoxes reported this way.
+  setlocal errorformat+=%E**\ Error\ \ \ in\ %f\\,\ Line\ %l:%m
+  setlocal errorformat+=%W**\ Warning\ in\ %f\\,\ Line\ %l:%m
+
+  " Start of new items with only a file.
+  setlocal errorformat+=%E**\ Error\ \ \ in\ %f:%m
+  setlocal errorformat+=%W**\ Warning\ in\ %f:%m
+  setlocal errorformat+=%I**\ BadBox\ \ in\ %f:%m
+
+  " Start of items with with file and message on the same line. There are
+  " no BadBoxes reported this way.
+  setlocal errorformat+=%E**\ Error\ in\ %f:%m
+  setlocal errorformat+=%W**\ Warning\ in\ %f:%m
+
+  " Some errors are difficult even for pplatex
+  setlocal errorformat+=%E**\ Error\ \ :%m
+
+  " Anything that starts with three spaces is part of the message from a
+  " previously started multiline error item.
+  setlocal errorformat+=%C\ \ \ %m\ on\ input\ line\ %l.
+  setlocal errorformat+=%C\ \ \ %m
+
+  " Items are terminated with two newlines.
+  setlocal errorformat+=%-Z
+
+  " Skip statistical results at the bottom of the output.
+  setlocal errorformat+=%-GResult%.%#
+  setlocal errorformat+=%-G
+endfunction
+
+" }}}1
+function! s:qf.addqflist(tex, log) abort dict " {{{1
+  if empty(a:log) || !filereadable(a:log)
+    throw 'Vimtex: No log file found'
+  endif
+
+  let l:tmp = fnameescape(fnamemodify(a:log, ':r') . '.pplatex')
+  let l:log = fnameescape(a:log)
+
+  silent call system(printf('pplatex -i %s >%s', l:log, l:tmp))
+  let self.errorformat_saved = &l:errorformat
+  call self.set_errorformat()
+  execute 'caddfile' l:tmp
+  let &l:errorformat = self.errorformat_saved
+  silent call system('rm ' . l:tmp)
+endfunction
+
+" }}}1
+
+endif