patch 8.2.2266: Vim9: it can be hard to see where white space is missing Commit: https://github.com/vim/vim/commit/e7a73e07625b64a40671a0007ad38a34cbe9d1ee Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 1 19:17:55 2021 +0100 patch 8.2.2266: Vim9: it can be hard to see where white space is missing Problem: Vim9: it can be hard to see where white space is missing. Solution: Mention the text where the error was seen. (closes https://github.com/vim/vim/issues/7580)

--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -863,7 +863,8 @@ ex_let(exarg_T *eap)
 						   || !IS_WHITE_OR_NUL(*expr)))
 	    {
 		vim_strncpy(op, expr - len, len);
-		semsg(_(e_white_space_required_before_and_after_str), op);
+		semsg(_(e_white_space_required_before_and_after_str_at_str),
+								   op, argend);
 		i = FAIL;
 	    }