migrationFromFile example

if (! $this->enabled) {
            throw ConfigException::forDisabledMigrations();
        }

        $this->ensureTable();

        if ($group !== null) {
            $this->groupFilter = $group;
            $this->setGroup($group);
        }

        $migration = $this->migrationFromFile($path, $namespace);
        if (empty($migration)) {
            $message = lang('Migrations.notFound');

            if ($this->silent) {
                $this->cliMessages[] = "\t" . CLI::color($message, 'red');

                return false;
            }

            throw new RuntimeException($message);
        }