patch 8.1.0768: updating completions may cause the popup menu to flicker commit https://github.com/vim/vim/commit/ae654385dfb2ae4c1d70789d1dce3676dba4dfbc Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 17 21:09:05 2019 +0100 patch 8.1.0768: updating completions may cause the popup menu to flicker Problem: Updating completions may cause the popup menu to flicker. Solution: Avoid updating the text below the popup menu before drawing the popup menu.

/* if_lua.c */
int lua_enabled(int verbose);
void lua_end(void);
void ex_lua(exarg_T *eap);
void ex_luado(exarg_T *eap);
void ex_luafile(exarg_T *eap);
void lua_buffer_free(buf_T *o);
void lua_window_free(win_T *o);
void do_luaeval(char_u *str, typval_T *arg, typval_T *rettv);
int set_ref_in_lua(int copyID);
/* vim: set ft=c : */