src/Foundation/ServiceProviders/StaffServiceProvider.php
public function register(Container $pimple)
    {
        $pimple['staff'] = function ($pimple) {
            return new Staff($pimple['access_token']);
        };

        $pimple['staff_session'] = $pimple['staff.session'] = function ($pimple) {
            return new Session($pimple['access_token']);
        };
    }
public function register(Container $pimple)
    {
        $pimple['staff'] = function ($pimple) {
            return new Staff($pimple['access_token']);
        };

        $pimple['staff_session'] = $pimple['staff.session'] = function ($pimple) {
            return new Session($pimple['access_token']);
        };
    }
Registers services on the given container.

This method should only be used to configure services and parameters.
It should not get services.

@param Container $pimple A container instance