commit https://github.com/vim/vim/commit/437bafe4c8a83ed71ee006eda7f54b65a90f0d4c Author: Bram Moolenaar <Bram@vim.org> Date: Mon Aug 1 15:40:54 2016 +0200 patch 7.4.2137 Problem: Using function() with a name will find another function when it is redefined. Solution: Add funcref(). Refer to lambda using a partial. Fix several reference counting issues.

/* 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 : */