patch 8.2.1412: Vim: not operator does not result in boolean Commit: https://github.com/vim/vim/commit/6e4cfffe809a894ea831fc8011527714481d2857 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 9 22:17:55 2020 +0200 patch 8.2.1412: Vim: not operator does not result in boolean Problem: Vim: not operator does not result in boolean. Solution: Make type depend on operator. (issue 6678) Fix using "false" and "true" in Vim9 script.

" Test :version Ex command

func Test_version()
  " version should always return the same string.
  let v1 = execute('version')
  let v2 = execute('version')
  call assert_equal(v1, v2)

  call assert_match("^\n\nVIM - Vi IMproved .*", v1)
endfunc