patch 8.2.1280: Ex command error cannot contain an argument Commit: https://github.com/vim/vim/commit/8930caaa1a283092aca81fdbc3fcf15c7eadb197 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jul 23 16:37:03 2020 +0200 patch 8.2.1280: Ex command error cannot contain an argument Problem: Ex command error cannot contain an argument. Solution: Add ex_errmsg() and translate earlier. Use e_trailing_arg where possible.

@echo off
rem batch file to start Vim with less.vim.
rem Read stdin if no arguments were given.
rem Written by Ken Takata.

if "%1"=="" (
  vim --cmd "let no_plugin_maps = 1" -c "runtime! macros/less.vim" -
) else (
  vim --cmd "let no_plugin_maps = 1" -c "runtime! macros/less.vim" %*
)