patch 8.2.4841: empty string considered an error for expand() Commit: https://github.com/vim/vim/commit/a96edb736d4274fc4aea460800780e06e1510812 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Apr 28 17:52:24 2022 +0100 patch 8.2.4841: empty string considered an error for expand() Problem: Empty string considered an error for expand() when 'verbose' is set. (Christian Brabandt) Solution: Do not give an error for an empty result. (closes #10307)

/* beval.c */
int find_word_under_cursor(int mouserow, int mousecol, int getword, int flags, win_T **winp, linenr_T *lnump, char_u **textp, int *colp, int *startcolp);
int get_beval_info(BalloonEval *beval, int getword, win_T **winp, linenr_T *lnump, char_u **textp, int *colp);
void post_balloon(BalloonEval *beval, char_u *mesg, list_T *list);
int can_use_beval(void);
void general_beval_cb(BalloonEval *beval, int state);
/* vim: set ft=c : */