neovim/runtime/ftplugin/postscr.vim

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" Vim filetype plugin file
" Language: PostScript
" Maintainer: Mike Williams <mrw@eandem.co.uk>
" Last Change: 24th April 2012
" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
finish
endif
" Don't load another plugin for this buffer
let b:did_ftplugin = 1
let s:cpo_save = &cpo
set cpo&vim
" PS comment formatting
setlocal comments=b:%
setlocal formatoptions-=t formatoptions+=rol
" Define patterns for the matchit macro
if !exists("b:match_words")
let b:match_ignorecase = 0
let b:match_words = '<<:>>,\<begin\>:\<end\>,\<save\>:\<restore\>,\<gsave\>:\<grestore\>'
endif
" Define patterns for the browse file filter
if has("gui_win32") && !exists("b:browsefilter")
let b:browsefilter = "PostScript Files (*.ps)\t*.ps\n" .
\ "EPS Files (*.eps)\t*.eps\n" .
\ "All Files (*.*)\t*.*\n"
endif
let b:undo_ftplugin = "setlocal comments< formatoptions<"
\ . "| unlet! b:browsefiler b:match_ignorecase b:match_words"
let &cpo = s:cpo_save
unlet s:cpo_save