patch 8.2.1285: Vim9: argument types are not checked on assignment Commit: https://github.com/vim/vim/commit/b8070e31736decfcdf8dd47997882cb8f5a64c9d Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jul 23 20:56:04 2020 +0200 patch 8.2.1285: Vim9: argument types are not checked on assignment Problem: Vim9: argument types are not checked on assignment. Solution: Check function argument types. (issue https://github.com/vim/vim/issues/6507)