date_s__rfc3339 4468 ext/date/date_core.c VALUE hash = date_s__rfc3339(klass, str); date_s__rfc3339 7989 ext/date/date_core.c VALUE hash = date_s__rfc3339(klass, str); date_s__rfc3339 9261 ext/date/date_core.c rb_define_singleton_method(cDate, "_rfc3339", date_s__rfc3339, 1);