mirror of
https://github.com/bronson/vim-trailing-whitespace.git
synced 2025-11-08 11:33:54 -05:00
8c9518306d
Trailing whitespace can be useful in .vimrc files if we want to set a
string property that ends in whitespace. For example:
set showbreak=↪\ \ \
This change adds a "\\\@<!" at the start of every regex in the plugin
32 lines
1.3 KiB
VimL
32 lines
1.3 KiB
VimL
if exists('loaded_trailing_whitespace_plugin') | finish | endif
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let loaded_trailing_whitespace_plugin = 1
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if !exists('g:extra_whitespace_ignored_filetypes')
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let g:extra_whitespace_ignored_filetypes = []
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endif
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function! ShouldMatchWhitespace()
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for ft in g:extra_whitespace_ignored_filetypes
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if ft ==# &filetype | return 0 | endif
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endfor
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return 1
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endfunction
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" Highlight EOL whitespace, http://vim.wikia.com/wiki/Highlight_unwanted_spaces
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highlight default ExtraWhitespace ctermbg=darkred guibg=#382424
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autocmd ColorScheme * highlight ExtraWhitespace ctermbg=red guibg=red
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autocmd BufRead * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+$/ | endif
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" The above flashes annoyingly while typing, be calmer in insert mode
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autocmd InsertLeave * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+$/ | endif
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autocmd InsertEnter * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+\%#\@<!$/ | endif
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function! s:FixWhitespace(line1,line2)
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let l:save_cursor = getpos(".")
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silent! execute ':' . a:line1 . ',' . a:line2 . 's/\\\@<!\s\+$//'
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call setpos('.', l:save_cursor)
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endfunction
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" Run :FixWhitespace to remove end of line white space
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command! -range=% FixWhitespace call <SID>FixWhitespace(<line1>,<line2>)
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