m-vim_plugins/vim-trailing-whitespace
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Do not remove whitespace that is preceeded by if backslash

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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
This commit is contained in:
Hugo Gualandi
2015-12-05 16:39:32 -02:00
parent 478b217d29
commit 8c9518306d
1 changed files with 4 additions and 4 deletions
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8
plugin/trailing-whitespace.vim
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@@ -15,15 +15,15 @@ endfunction
" Highlight EOL whitespace, http://vim.wikia.com/wiki/Highlight_unwanted_spaces
highlight default ExtraWhitespace ctermbg=darkred guibg=#382424
autocmd ColorScheme * highlight ExtraWhitespace ctermbg=red guibg=red
autocmd BufRead * if ShouldMatchWhitespace() | match ExtraWhitespace /\s\+$/ | endif
autocmd BufRead * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+$/ | endif
" The above flashes annoyingly while typing, be calmer in insert mode
autocmd InsertLeave * if ShouldMatchWhitespace() | match ExtraWhitespace /\s\+$/ | endif
autocmd InsertEnter * if ShouldMatchWhitespace() | match ExtraWhitespace /\s\+\%#\@<!$/ | endif
autocmd InsertLeave * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+$/ | endif
autocmd InsertEnter * if ShouldMatchWhitespace() | match ExtraWhitespace /\\\@<!\s\+\%#\@<!$/ | endif
function! s:FixWhitespace(line1,line2)
let l:save_cursor = getpos(".")
silent! execute ':' . a:line1 . ',' . a:line2 . 's/\s\+$//'
silent! execute ':' . a:line1 . ',' . a:line2 . 's/\\\@<!\s\+$//'
call setpos('.', l:save_cursor)
endfunction