From 19ddf67199fd5a6b0b3111230598c0b2567f792e Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sat, 25 May 2019 17:16:09 +1200
Subject: Move functions into autoload

This means we require Vim 7.0.
---
 plugin/big_file_options.vim | 120 ++------------------------------------------
 1 file changed, 3 insertions(+), 117 deletions(-)

(limited to 'plugin')

diff --git a/plugin/big_file_options.vim b/plugin/big_file_options.vim
index bc69e44..d78077a 100644
--- a/plugin/big_file_options.vim
+++ b/plugin/big_file_options.vim
@@ -8,132 +8,18 @@
 if exists('loaded_big_file_options') || &compatible
   finish
 endif
-if !has('autocmd') || v:version < 600
+if !has('autocmd') || v:version < 700
   finish
 endif
 let loaded_big_file_options = 1
 
-" Wrapper function to get the configured size limit, default to 10 MiB
-function! s:Limit()
-  let limit = exists('g:big_file_options_limit')
-        \ ? g:big_file_options_limit
-        \ : 10 * 1024 * 1024
-  return limit
-endfunction
-
-" If we can use filesize to detect the big file early, we should
-function! s:CheckPre(filename)
-
-  " Try and get filesize, bail out if we can't
-  let size = getfsize(a:filename)
-  if size == -1
-    return
-  endif
-
-  " Set the buffer's big flag to whether the file is verifiably outsize
-  let b:big_file_options_big = size == -2 || size > s:Limit()
-
-  " If we found it's a big file, call the early options set
-  if b:big_file_options_big
-    call s:SetPre()
-  endif
-
-endfunction
-
-" If it's still indeterminate (stdin read?), try to check the buffer size
-" itself
-function! s:CheckPost()
-
-  " The BufReadPre hook couldn't tell how big the file was; we'll examine it
-  " now it's loaded into the buffer instead
-  if !exists('b:big_file_options_big')
-
-    " Test buffer size, bail if that doesn't work either
-    let size = line2byte(line('$') + 1)
-    if size == -1
-      return
-    endif
-
-    " Flag the buffer's oversize status, if it's positive, we'll catch up and
-    " run the early options set now
-    let b:big_file_options_big = size > s:Limit()
-    if b:big_file_options_big
-      call s:SetPre()
-    endif
-
-  endif
-
-  " If the buffer size is verifiably over the threshold, run the late options
-  " set
-  if b:big_file_options_big
-    call s:SetPost()
-  endif
-
-endfunction
-
-" These options can and should be set as early as possible
-function! s:SetPre()
-
-  " These are always set
-  setlocal noswapfile
-  setlocal undolevels=-1
-  if has('persistent_undo')
-    setlocal noundofile
-  endif
-
-  " Decide whether to set readonly options
-  let readonly = exists('g:big_file_options_readonly')
-        \ ? g:big_file_options_readonly
-        \ : 1
-  if readonly
-    setlocal buftype=nowrite
-    setlocal nomodifiable
-    setlocal readonly
-  endif
-
-endfunction
-
-" These options need to be set later, after the buffer has loaded
-function! s:SetPost()
-
-  " Force filetype off
-  setlocal filetype=NONE
-
-  " Syntax features
-  if has('syntax')
-
-    " Disable syntax highlighting if configured
-    let syntax = exists('g:big_file_options_syntax')
-          \ ? g:big_file_options_syntax
-          \ : 0
-    if !syntax
-      setlocal syntax=OFF
-    endif
-
-    " Force maximum syntax columns down if configured
-    if exists('+synmaxcol')
-      let synmaxcol = exists('g:big_file_options_synmaxcol')
-            \ ? g:big_file_options_synmaxcol
-            \ : 256
-      if exists('+synmaxcol') && &synmaxcol > synmaxcol
-        let &l:synmaxcol = synmaxcol
-      endif
-    endif
-
-  endif
-
-  " Tell the user what we've done
-  echomsg 'Big file detected, set appropriate options'
-
-endfunction
-
 " Define autocmd for calling to check filesize
 augroup big_file_options
   autocmd!
   autocmd BufReadPre,StdinReadPre
         \ *
-        \ call s:CheckPre(expand('<afile>'))
+        \ call big_file_options#CheckPre(expand('<afile>'))
   autocmd BufReadPost,StdinReadPost
         \ *
-        \ call s:CheckPost()
+        \ call big_file_options#CheckPost()
 augroup end
-- 
cgit v1.2.3