joindin / callingallpapers-cli

        $this->startYear  = $startYear;

    }

    public function __invoke()

    {

        $years = $this->client->request(

            'GET',

            'https://api.github.com/repos/tech-conferences/conference-data/contents/conferences'

        );

        $years = json_decode($years->getBody()->getContents(), true);

        foreach ($years as $year) {

            if ($year['name'] < $this->startYear) {

                continue;

            }

            ($this->yearParser)($year['url']);

        }

    }

}

        $this->parser = $parser;

    }

    public function __invoke(string $url)

    {

        $categories = $this->client->request('GET', $url);

        $categories = json_decode($categories->getBody()->getContents(), true);

        foreach ($categories as $category) {

            ($this->parser)(

                str_replace('.json', '', $category['name']),

                $category['git_url']

            );

        }

    }

}