/*
* call-seq: to_json(*)
*
* Converts this object to a string (calling #to_s), converts
* it to a JSON string, and returns the result. This is a fallback, if no
* special method #to_json was defined for some object.
*/
static VALUE mObject_to_json(int argc, VALUE *argv, VALUE self)
{
VALUE string = rb_funcall(self, i_to_s, 0);
Check_Type(string, T_STRING);
return mString_to_json(argc, argv, string);
}