Mercurial > vim
view src/testdir/view_util.vim @ 27447:4050f0554902 v8.2.4252
patch 8.2.4252: generating the normal command table at runtime is inefficient
Commit: https://github.com/vim/vim/commit/4dc0dd869972ddafc7d9ee5ea765645b818a6dc9
Author: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Sat Jan 29 13:06:40 2022 +0000
patch 8.2.4252: generating the normal command table at runtime is inefficient
Problem: Generating the normal command table at runtime is inefficient.
Solution: Generate the table with a Vim script and put it in a header file.
(Yegappan Lakshmanan, closes #9648)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 29 Jan 2022 14:15:04 +0100 |
parents | 851a014dfd8b |
children | f936d46cc9c1 |
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" Functions about view shared by several tests " Only load this script once. if exists('*Screenline') finish endif " Get line "lnum" as displayed on the screen. " Trailing white space is trimmed. func Screenline(lnum) let chars = [] for c in range(1, winwidth(0)) call add(chars, nr2char(screenchar(a:lnum, c))) endfor let line = join(chars, '') return matchstr(line, '^.\{-}\ze\s*$') endfunc " Get text on the screen, including composing characters. " ScreenLines(lnum, width) or " ScreenLines([start, end], width) function! ScreenLines(lnum, width) abort redraw! if type(a:lnum) == v:t_list let start = a:lnum[0] let end = a:lnum[1] else let start = a:lnum let end = a:lnum endif let lines = [] for l in range(start, end) let lines += [join(map(range(1, a:width), 'screenstring(l, v:val)'), '')] endfor return lines endfunction function! ScreenAttrs(lnum, width) abort redraw! if type(a:lnum) == v:t_list let start = a:lnum[0] let end = a:lnum[1] else let start = a:lnum let end = a:lnum endif let attrs = [] for l in range(start, end) let attrs += [map(range(1, a:width), 'screenattr(l, v:val)')] endfor return attrs endfunction function! NewWindow(height, width) abort exe a:height . 'new' exe a:width . 'vsp' set winfixwidth winfixheight redraw! endfunction function! CloseWindow() abort bw! redraw! endfunction