https://developer.riotgames.com/api
gem install 'riot_api_ruby'
or using bundler:
gem 'riot_api_ruby'
RiotAPI::API.setup("abc")
RiotAPI::API.register("summoner")
or
RiotAPI::API.register_all
RiotAPI::API.summoner.by_names "lanjj"
RiotAPI::API.call("summoner", "find_by_names", "lanjj")
or
RiotAPI::API.summoner.find_by_names "lanjj"