BT_ASSERT_PRE_NON_NULL(name, "Name (output)");
BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)");
BT_ASSERT_PRE_VALID_INDEX(index, enum_fc->mappings->len);
BT_ASSERT_PRE_NON_NULL(name, "Name (output)");
BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)");
BT_ASSERT_PRE_VALID_INDEX(index, enum_fc->mappings->len);