class HTTP::Request

def initialize(verb, uri, headers = {}, proxy = {}, body = nil, version = "1.1") # rubocop:disable ParameterLists
  @verb   = verb.to_s.downcase.to_sym
  @uri    = HTTP::URI.parse(uri).normalize
  @scheme = @uri.scheme && @uri.scheme.to_s.downcase.to_sym
  fail(UnsupportedMethodError, "unknown method: #{verb}") unless METHODS.include?(@verb)
  fail(UnsupportedSchemeError, "unknown scheme: #{scheme}") unless SCHEMES.include?(@scheme)
  @proxy   = proxy
  @body    = body
  @version = version
  @headers = HTTP::Headers.coerce(headers || {})
  @headers[Headers::HOST]        ||= default_host_header_value
  @headers[Headers::USER_AGENT]  ||= USER_AGENT
end