patch 8.2.4833: failure of mapping not checked for Commit: https://github.com/vim/vim/commit/12e21e387b5bbc928097abf1c189b7dc665838fc Author: zeertzjq <zeertzjq@outlook.com> Date: Wed Apr 27 11:58:01 2022 +0100 patch 8.2.4833: failure of mapping not checked for Problem: Failure of mapping not checked for. Solution: Check return value of ins_typebuf(). (closes https://github.com/vim/vim/issues/10299)

|h+0&#ffffff0|e|l@1|o| @69
|h|u|l@1|o| @69
|h|e@2>e| @69
|h|e|l@1|o| @69
|~+0#4040ff13&| @73
|~| @73
|~| @73
|~| @73
|~| @73
|~| @73
|~| @73
| +0#0000000&@56|3|,|5| @10|A|l@1|