Platformsh\Cli\Api::__construct PHP Method

    public function __construct(CliConfig $config = null, EventDispatcherInterface $dispatcher = null)
    {
        $this->config = $config ?: new CliConfig();
        $this->dispatcher = $dispatcher;
        self::$sessionId = $this->config->get('api.session_id') ?: 'default';
        if (self::$sessionId === 'api-token') {
            throw new \InvalidArgumentException('Invalid session ID: ' . self::$sessionId);
        }
        if (!isset(self::$apiToken)) {
            // Exchangeable API tokens: a token which is exchanged for a
            // temporary access token.
            if ($this->config->has('api.token_file')) {
                self::$apiToken = $this->loadTokenFromFile($this->config->get('api.token_file'));
                self::$apiTokenType = 'exchange';
                self::$sessionId = 'api-token';
            } elseif ($this->config->has('api.token')) {
                self::$apiToken = $this->config->get('api.token');
                self::$apiTokenType = 'exchange';
                self::$sessionId = 'api-token';
            } elseif ($this->config->has('api.access_token_file')) {
                self::$apiToken = $this->loadTokenFromFile($this->config->get('api.access_token_file'));
                self::$apiTokenType = 'access';
            } elseif ($this->config->has('api.access_token')) {
                self::$apiToken = $this->config->get('api.access_token');
                self::$apiTokenType = 'access';
            }
        }
        $this->setUpCache();
    }