56 lines
2.1 KiB
VimL
56 lines
2.1 KiB
VimL
" Copied from: http://vim.wikia.com/wiki/Preserve_missing_end-of-line_at_end_of_text_files
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" Preserve noeol (missing trailing eol) when saving file. In order
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" to do this we need to temporarily 'set binary' for the duration of
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" file writing, and for DOS line endings, add the CRs manually.
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" For Mac line endings, also must join everything to one line since it doesn't
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" use a LF character anywhere and 'binary' writes everything as if it were Unix.
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" This works because 'eol' is set properly no matter what file format is used,
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" even if it is only used when 'binary' is set.
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augroup automatic_noeol
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au!
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au BufWritePre * call <SID>TempSetBinaryForNoeol()
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au BufWritePost * call <SID>TempRestoreBinaryForNoeol()
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augroup END
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function! s:TempSetBinaryForNoeol()
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let s:save_binary = &binary
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if ! &eol && ! &binary
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let s:save_view = winsaveview()
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setlocal binary
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if &ff == "dos" || &ff == "mac"
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if line('$') > 1
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undojoin | exec "silent 1,$-1normal! A\<C-V>\<C-M>"
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endif
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endif
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if &ff == "mac"
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undojoin | %join!
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" mac format does not use a \n anywhere, so we don't add one when writing
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" in binary (which uses unix format always). However, inside the outer
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" if statement, we already know that 'noeol' is set, so no special logic
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" is needed.
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endif
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endif
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endfunction
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function! s:TempRestoreBinaryForNoeol()
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if ! &eol && ! s:save_binary
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if &ff == "dos"
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if line('$') > 1
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" Sometimes undojoin gives errors here, even when it shouldn't.
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" Suppress them for now...if you can figure out and fix them instead,
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" please update http://vim.wikia.com/wiki/VimTip1369
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silent! undojoin | silent 1,$-1s/\r$//e
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endif
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elseif &ff == "mac"
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" Sometimes undojoin gives errors here, even when it shouldn't.
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" Suppress them for now...if you can figure out and fix them instead,
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" please update http://vim.wikia.com/wiki/VimTip1369
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silent! undojoin | silent %s/\r/\r/ge
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endif
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setlocal nobinary
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call winrestview(s:save_view)
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endif
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endfunction |