OpenSSL::OpenSSLError#detailed_message

static VALUE
osslerror_detailed_message(int argc, VALUE *argv, VALUE self)
{
    VALUE str;
#ifdef HAVE_RB_CALL_SUPER_KW
    // Ruby >= 3.2
    if (RTEST(rb_funcall(rb_eException, rb_intern("method_defined?"), 1,
                         ID2SYM(rb_intern("detailed_message")))))
        str = rb_call_super_kw(argc, argv, RB_PASS_CALLED_KEYWORDS);
    else
#endif
        str = rb_funcall(self, rb_intern("message"), 0);
    VALUE errors = rb_attr_get(self, id_i_errors);

    // OpenSSLError was not created by ossl_make_error()
    if (!RB_TYPE_P(errors, T_ARRAY))
        return str;

    str = rb_str_resurrect(str);
    rb_str_catf(str, "\nOpenSSL error queue reported %ld errors:",
                RARRAY_LEN(errors));
    for (long i = 0; i < RARRAY_LEN(errors); i++) {
        VALUE err = RARRAY_AREF(errors, i);
        rb_str_catf(str, "\n%"PRIsVALUE, err);
    }
    return str;
}