require 'fiber'
require 'eventmachine'
def async_request(url)
f = Fiber.current
EM.add_timer(0.3) do
puts 'Resuming Fiber'
f.resume("page fetched #{url}")
end
end
def async_get(url)
async_request url
Fiber.yield
end
EM.run do
Fiber.new do
puts 'Fiber Started'
page = async_get('http://www.whatever.com')
puts page
EM.stop
end.resume
end
you will get
#=> Fiber Started
#=> Resuming Fiber
#=> page fetched http://www.whatever.com