patch 9.0.2007: Vim9: covariant parameter types allowed Commit: https://github.com/vim/vim/commit/e4671890220ef3f2bca43fde6ffe5d3ef3ed0e42 Author: Yegappan Lakshmanan <yegappan@yahoo.com> Date: Mon Oct 9 18:01:06 2023 +0200 patch 9.0.2007: Vim9: covariant parameter types allowed Problem: Vim9: covariant parameter types allowed when assigning functions Solution: Enforce invariant type check for arguments and return value when assigning a funcref closes: #13299 closes: #13305 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>

/* 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 : */