patch 8.2.4279: Vim9: cannot change item type with map() after range() Commit: https://github.com/vim/vim/commit/8133018f50bc447570825801e93d5ed67e8dac90 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 1 12:11:58 2022 +0000 patch 8.2.4279: Vim9: cannot change item type with map() after range() Problem: Vim9: cannot change item type with map() after range(). Solution: Split the return type in current type and declared type. (closes #9665)

|f+0&#ffffff0|o@1| |4| @64
|f|o@1| |5| @64
|f|o@1| |6| @64
|f|o@1| |7| @64
|f|o@1| |8| @64
|f+8&&|o@1| |9| @64
|f+0&&|o@1| |1|0| @63
|b|a|r| |1@1| @63
|:|9|,|1|0|s|/|b|a|r> @59