--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: "Takes an argument that is an object that responds to #call and returns a Rack response. The simplest form of this is a lambda object:"
- !ruby/struct:SM::Flow::VERB 
  body: "  run lambda { |env| [200, { "Content-Type" => "text/plain" }, ["OK"]] }\n"
- !ruby/struct:SM::Flow::P 
  body: "However this could also be a class:"
- !ruby/struct:SM::Flow::VERB 
  body: "  class Heartbeat\n    def self.call(env)\n     [200, { "Content-Type" => "text/plain" }, ["OK"]]\n   end\n  end\n\n  run Heartbeat\n"
full_name: Rack::Builder#run
is_singleton: false
name: run
params: (app)
visibility: public