mirror of
https://github.com/vim-airline/vim-airline-themes.git
synced 2024-12-12 13:23:35 +08:00
64 lines
2.0 KiB
VimL
64 lines
2.0 KiB
VimL
" MIT license. Copyright (c) 2013 Bailey Ling.
|
|
" vim: ts=2 sts=2 sw=2 fdm=indent
|
|
|
|
" http://got-ravings.blogspot.com/2008/10/vim-pr0n-statusline-whitespace-flags.html
|
|
|
|
function! airline#extensions#whitespace#check()
|
|
if &readonly || !g:airline_detect_whitespace
|
|
return ''
|
|
endif
|
|
|
|
if !exists('b:airline_whitespace_check')
|
|
let b:airline_whitespace_check = ''
|
|
let trailing = search(' $', 'nw')
|
|
let indents = [search('^ ', 'nb'), search('^ ', 'n'), search('^\t', 'nb'), search('^\t', 'n')]
|
|
let mixed = indents[0] != 0 && indents[1] != 0 && indents[2] != 0 && indents[3] != 0
|
|
|
|
if trailing != 0 || mixed
|
|
let b:airline_whitespace_check = g:airline_whitespace_symbol." "
|
|
if g:airline_detect_whitespace == 1
|
|
if trailing != 0
|
|
let b:airline_whitespace_check .= 'trailing['.trailing.'] '
|
|
endif
|
|
if mixed
|
|
let mixnr = indents[0] == indents[1] ? indents[0] : indents[2]
|
|
let b:airline_whitespace_check .= 'mixed-indent['.mixnr.'] '
|
|
endif
|
|
endif
|
|
endif
|
|
endif
|
|
return b:airline_whitespace_check
|
|
endfunction!
|
|
|
|
function! airline#extensions#whitespace#apply()
|
|
if exists('w:airline_active') && w:airline_active
|
|
if !exists('w:airline_section_warning')
|
|
let w:airline_section_warning = ' '
|
|
endif
|
|
let w:airline_section_warning .= '%{airline#extensions#whitespace#check()}'
|
|
endif
|
|
endfunction
|
|
|
|
function! airline#extensions#whitespace#toggle()
|
|
let g:airline_detect_whitespace = !g:airline_detect_whitespace
|
|
if g:airline_detect_whitespace
|
|
call airline#extensions#whitespace#init()
|
|
else
|
|
autocmd! airline_whitespace CursorHold,BufWritePost
|
|
endif
|
|
endfunction
|
|
|
|
let s:initialized = 0
|
|
function! airline#extensions#whitespace#init()
|
|
if !s:initialized
|
|
let s:initialized = 1
|
|
call add(g:airline_statusline_funcrefs, function('airline#extensions#whitespace#apply'))
|
|
endif
|
|
|
|
augroup airline_whitespace
|
|
autocmd!
|
|
autocmd CursorHold,BufWritePost * unlet! b:airline_whitespace_check
|
|
augroup END
|
|
endfunction
|
|
|