patch 8.2.3142: Vim9: type check for has_key() argument is too strict Commit: https://github.com/vim/vim/commit/1aeddeb8bd29a69fa118734c7f27d7df1b37801f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jul 11 14:55:49 2021 +0200 patch 8.2.3142: Vim9: type check for has_key() argument is too strict Problem: Vim9: type check for has_key() argument is too strict. Solution: Also allow for a number key argument. (closes https://github.com/vim/vim/issues/8542)

" Test for Vim9 script with failures, causing memory leaks to be reported.
" The leaks happen after a fork() and can be ignored.

def Test_assignment()
  if has('channel')
    var chan1: channel
    var job1: job
    var job2: job = job_start('willfail')
  endif
enddef