patch 8.2.4948: cannot use Perl heredoc in nested :def function Commit: https://github.com/vim/vim/commit/d881d1598467d88808bafd2fa86982ebbca7dcc1 Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 13 13:50:36 2022 +0100 patch 8.2.4948: cannot use Perl heredoc in nested :def function Problem: Cannot use Perl heredoc in nested :def function. (Virginia Senioria) Solution: Only concatenate heredoc lines when not in a nested function. (closes #10415)