commit https://github.com/vim/vim/commit/35ca0e7a1cb6e6daef8e0052a8437801226cef19 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 5 17:41:49 2016 +0100 patch 7.4.1492 Problem: No command line completion for ":packadd". Solution: Implement completion. (Hirohito Higashi)

/* 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);
/* vim: set ft=c : */