patch 8.1.0740: Tcl test fails commit https://github.com/vim/vim/commit/8309b0559da6e9a581a7816572594c90c2d7f942 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 13 16:46:22 2019 +0100 patch 8.1.0740: Tcl test fails Problem: Tcl test fails. Solution: When the argument is empty don't give an error, instead rely on the error reporting higher up.

/* 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 : */