patch 8.2.2957: using getchar() in Vim9 script is problematic Commit: https://github.com/vim/vim/commit/3a7503c34c65ed15cc08deb5b54aaf2ea51525b4 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 7 18:29:17 2021 +0200 patch 8.2.2957: using getchar() in Vim9 script is problematic Problem: Using getchar() in Vim9 script is problematic. Solution: Add getcharstr(). (closes https://github.com/vim/vim/issues/8343)

/* if_ruby.c */
int ruby_enabled(int verbose);
void ruby_end(void);
void ex_ruby(exarg_T *eap);
void ex_rubydo(exarg_T *eap);
void ex_rubyfile(exarg_T *eap);
void ruby_buffer_free(buf_T *buf);
void ruby_window_free(win_T *win);
void vim_ruby_init(void *stack_start);
void do_rubyeval(char_u *str, typval_T *rettv);
/* vim: set ft=c : */