vim-indent-guides/plugin/indent-guides.vim
2010-12-05 19:30:10 +10:00

62 lines
1.7 KiB
VimL

" Author: Nate Kane <nathanaelkane AT gmail DOT com>
" Homepage: http://github.com/nathanaelkane/vim-indent-guides
function! s:IndentGuidesToggle()
let g:IndentGuides_matches =
\ exists('g:IndentGuides_matches') ? g:IndentGuides_matches : []
if empty(g:IndentGuides_matches)
IndentGuidesEnable
else
IndentGuidesDisable
endif
endfunction
function! s:IndentGuidesEnable()
IndentGuidesDisable
call s:IndentGuidesHighlightColors()
for level in range(1, g:IndentGuides_indent_levels)
let group = 'IndentLevel' . ((level % 2 == 0) ? 'Even' : 'Odd')
let multiplier = (&l:expandtab == 1) ? &l:shiftwidth : 1
let pattern = '^\s\{' . (level * multiplier - multiplier) . '\}\zs'
let pattern .= '\s\{' . multiplier . '\}'
let pattern .= '\ze'
call add(g:IndentGuides_matches, matchadd(group, pattern))
if g:IndentGuides_debug
echo "matchadd ('" . group . "', '" . pattern . "')"
end
endfor
endfunction
function! s:IndentGuidesDisable()
if !empty(g:IndentGuides_matches)
let index = 0
for item in g:IndentGuides_matches
call matchdelete(item)
call remove(g:IndentGuides_matches, index)
let index += index
endfor
endif
endfunction
function! s:IndentGuidesHighlightColors()
hi IndentLevelOdd guibg=#252525
hi IndentLevelEven guibg=#303030
endfunction
" Commands
command! IndentGuidesToggle call s:IndentGuidesToggle()
command! IndentGuidesEnable call s:IndentGuidesEnable()
command! IndentGuidesDisable call s:IndentGuidesDisable()
" Default options
let g:IndentGuides_indent_levels = 50
let g:IndentGuides_debug = 0
" Default mapping
nmap <Leader>ig :IndentGuidesToggle<CR>