patch 8.2.0397: delayed screen update when using undo from Insert mode Commit: https://github.com/vim/vim/commit/5715b3147bfc8ddfe905339f6fd224fd3a5a3ba1 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 16 22:08:45 2020 +0100 patch 8.2.0397: delayed screen update when using undo from Insert mode Problem: Delayed screen update when using undo from Insert mode. Solution: Update w_topline and cursor shape before sleeping. (closes https://github.com/vim/vim/issues/5790)

" Vim filetype plugin file
" Language:     WebAssembly
" Maintainer:   rhysd <lin90162@yahoo.co.jp>
" Last Change:  Jul 29, 2018
" For bugs, patches and license go to https://github.com/rhysd/vim-wasm

if exists("b:did_ftplugin")
    finish
endif
let b:did_ftplugin = 1

setlocal comments=s:(;,e:;),:;;
setlocal commentstring=(;%s;)
setlocal formatoptions-=t
setlocal iskeyword+=$,.,/

let b:undo_ftplugin = "setlocal comments< commentstring< formatoptions< iskeyword<"