patch 9.0.2007: Vim9: covariant parameter types allowed Commit: https://github.com/vim/vim/commit/e4671890220ef3f2bca43fde6ffe5d3ef3ed0e42 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Mon Oct 9 18:01:06 2023 +0200 patch 9.0.2007: Vim9: covariant parameter types allowed Problem: Vim9: covariant parameter types allowed when assigning functions Solution: Enforce invariant type check for arguments and return value when assigning a funcref closes: #13299 closes: #13305 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>

|x+0&#ffffff0@9|S|o|m|e| |t|e|x|t| |t|o| |a|d@1| |v|i|r|t|u|a|l| |t|e|x|t| |t|o|.| @2|a+0&#ffd7ff255|f|t|e|r| +0&#ffffff0@4|r+0&#ffd7ff255|i|g|…
| +0&#ffffff0@3|b+0&#ffd7ff255|e|l|o|w| |t|h|e| |l|i|n|e| +0&#ffffff0@41
|s|e|c|o|n|d| |l|i|n|e| @48
>x|A|n|o|t|h|e|r| |l|i|n|e| |w|i|t|h| |s|o|m|e| |t|e|x|t| |t|o| |m|a|k|e| |t|h|e| |w|r|a|p|.| @13
@51|r+0&#ffd7ff255|i|g|h|t|m|o|s|t
|~+0#4040ff13#ffffff0| @58
|~| @58
| +0#0000000&@41|3|,|1| @10|A|l@1|