patch 8.2.2272: Vim9: extend() can violate the type of a variable Commit: https://github.com/vim/vim/commit/aa210a3aeccc33c6051978017959126b037f94af Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 2 15:41:03 2021 +0100 patch 8.2.2272: Vim9: extend() can violate the type of a variable Problem: Vim9: extend() can violate the type of a variable. Solution: Add the type to the dictionary or list and check items against it. (closes #7593)

" Print all interface versions for Ubuntu. Part 1.

if 1
  execute 'source' expand('<sfile>:h') .. '/if_ver-cmd.vim'

  echo "*** Interface versions ***\n"

  echo 'Lua:'
  PrintVer lua print(_VERSION)

  echo 'MzScheme:'
  PrintVer mzscheme (display (version))

  echo 'Perl:'
  PrintVer perl print $^V

  echo 'Ruby:'
  PrintVer ruby print RUBY_VERSION

  echo 'Tcl:'
  PrintVer tcl puts [info patchlevel]

  echo 'Python 2:'
  PrintVer python print sys.version
endif