Creating an object with Capybara api and jumping into it.

capc.rb

#!/usr/bin/env ruby

require 'bundler'
Bundler.setup(:default, :test) if defined?(Bundler)
require "selenium-webdriver"
require 'capybara/dsl'

Capybara.default_driver = :selenium
Capybara.default_selector = :css
Capybara.default_wait_time = 5

CapybaraApi = Object.new
CapybaraApi.extend(Capybara)

require 'irb'

def IRB.start_capybara_console
  IRB.setup(__FILE__)

  irb = IRB::Irb.new(IRB::WorkSpace.new(CapybaraApi))

  @CONF[:IRB_RC].call(irb.context) if @CONF[:IRB_RC]
  @CONF[:MAIN_CONTEXT] = irb.context

  trap("SIGINT") do
    irb.signal_handle
  end

  begin
    catch(:IRB_EXIT) do
     irb.eval_input
    end
  ensure
    irb_at_exit
  end
end

IRB.start_capybara_console