Method read_fls

src/connection.cpp:54–59

	if (!is_schema_found) { throw std::runtime_error("schema is not found!"); }
	if (!is_file_found) { throw std::runtime_error("csv/json file is not found!"); }

	return read(dir);
}

Reader& Connection::read_fls(const path& dir_path) {
	// init
	m_reader = make_unique<Reader>(dir_path, *this);

	return *m_reader;