Initial class construction

Git/usr/share/vim/vim81/ftplugin/rst.vim

@@ -0,0 +1,47 @@
+" reStructuredText filetype plugin file
+" Language: reStructuredText documentation format
+" Maintainer: Marshall Ward <marshall.ward@gmail.com>
+" Original Maintainer: Nikolai Weibull <now@bitwi.se>
+" Website: https://github.com/marshallward/vim-restructuredtext
+" Latest Revision: 2018-12-29
+
+if exists("b:did_ftplugin")
+    finish
+endif
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+"Disable folding
+if !exists('g:rst_fold_enabled')
+  let g:rst_fold_enabled = 0
+endif
+
+let b:undo_ftplugin = "setl com< cms< et< fo<"
+
+setlocal comments=fb:.. commentstring=..\ %s expandtab
+setlocal formatoptions+=tcroql
+
+" reStructuredText standard recommends that tabs be expanded to 8 spaces
+" The choice of 3-space indentation is to provide slightly better support for
+" directives (..) and ordered lists (1.), although it can cause problems for
+" many other cases.
+"
+" More sophisticated indentation rules should be revisted in the future.
+
+if !exists("g:rst_style") || g:rst_style != 0
+    setlocal expandtab shiftwidth=3 softtabstop=3 tabstop=8
+endif
+
+if has('patch-7.3.867')  " Introduced the TextChanged event.
+  setlocal foldmethod=expr
+  setlocal foldexpr=RstFold#GetRstFold()
+  setlocal foldtext=RstFold#GetRstFoldText()
+  augroup RstFold
+    autocmd TextChanged,InsertLeave <buffer> unlet! b:RstFoldCache
+  augroup END
+endif
+
+let &cpo = s:cpo_save
+unlet s:cpo_save