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Do stuff to visual blocks.
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| function! OperateOnVisualBlock(expr) | |
| let save_reg = getreg('x') | |
| let save_reg_type = getregtype('x') | |
| normal! gv"xy | |
| let list = split(@x, '\n') | |
| let list = eval(printf(a:expr, 'list')) | |
| let @x = join(list, "\n") | |
| call setreg('X', '', 'b') | |
| normal! gv"xp | |
| call setreg('x', save_reg, save_reg_type) | |
| endfun | |
| function! MapVisualBlock(expr) | |
| let map = 'map(%s, ' . string(a:expr) . ')' | |
| call OperateOnVisualBlock(map) | |
| endfunction | |
| function! Add2VisualBlock(number) | |
| let expr = 'v:val + ' . a:number | |
| call MapVisualBlock(expr) | |
| endfunction | |
| xnoremap <leader>r :<C-U>call OperateOnVisualBlock('reverse(%s)')<CR>gv | |
| xnoremap <leader>s :<C-U>call OperateOnVisualBlock('sort(%s)')<CR>gv | |
| xnoremap <leader>m :<C-U>call MapVisualBlock('v:val + 1')<CR>gv | |
| command! -nargs=+ OpVB call OperateOnVisualBlock(<q-args>) | |
| command! -nargs=+ MapVB call MapVisualBlock(<q-args>) | |
| command! -nargs=1 Add2VB call MapVisualBlock('v:val + <args>') |
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