src/Drivers/File.php
public function write(string $name, $value) : bool
    {
        $path = explode('.', $name);
        $key = $path[0];
        $file = $this->configFile($key);

        if (!isset($this->cache[$key])) {
            if (file_exists($file)) {
                $this->cache[$key] = new ConfigHelper($this->readConfig($file));
            } else {
                $this->cache[$key] = new ConfigHelper();
            }

        }

        $this->cache[$key]->set($path, $value);
        $this->writeConfig($file, $this->cache[$key]->getConfig());
        return true;
    }
public function write(string $name, $value) : bool
    {
        $path = explode('.', $name);
        $key = $path[0];
        $file = $this->configFile($key);

        if (!isset($this->cache[$key])) {
            if (file_exists($file)) {
                $this->cache[$key] = new ConfigHelper($this->readConfig($file));
            } else {
                $this->cache[$key] = new ConfigHelper();
            }

        }

        $this->cache[$key]->set($path, $value);
        $this->writeConfig($file, $this->cache[$key]->getConfig());
        return true;
    }
{@inheritdoc}