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author | Tom Ryder <tom@sanctum.geek.nz> | 2019-05-25 17:16:09 +1200 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2019-05-25 17:16:09 +1200 |
commit | 19ddf67199fd5a6b0b3111230598c0b2567f792e (patch) | |
tree | 903d21c4631c161d5ae35c9ad74bcc017866943a /plugin/big_file_options.vim | |
parent | Merge branch 'release/v1.1.0' into develop (diff) | |
download | vim-big-file-options-19ddf67199fd5a6b0b3111230598c0b2567f792e.tar.gz vim-big-file-options-19ddf67199fd5a6b0b3111230598c0b2567f792e.zip |
Move functions into autoload
This means we require Vim 7.0.
Diffstat (limited to 'plugin/big_file_options.vim')
-rw-r--r-- | plugin/big_file_options.vim | 120 |
1 files changed, 3 insertions, 117 deletions
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 |