我将如何向Faraday提出预检请求?似乎有名称冲突。
# Create a connection
conn = Faraday.new('http://example.com')
# GET request
conn.get # => #<Faraday::Response
# POST request
conn.post # => #<Faraday::Response
# OPTIONS request collides?
conn.options # => #<struct Faraday::RequestOptions