RubyPromises
A lightweight gem implement AngularJS Promises in Ruby
AngularJS Promise introduction: http://urish.org/angular/AngularPromises.pdf
Installation
Add this line to your application's Gemfile:
gem 'ruby-promises'
And then execute:
$ bundle
Or install it yourself as:
$ gem install ruby-promises
Usage
EventMachine.run do
promise = Promise.new
promise.then {|url|
http = EventMachine::HttpRequest.new(url).get
http.callback {
p http.response_header
resolve 'http://www.ruby-china.org'
}
}.then {|url|
http = EventMachine::HttpRequest.new(url).get
http.callback {
p http.response_header
resolve 'http://www.vmware.com'
}
}.then {|url|
http = EventMachine::HttpRequest.new(url).get
http.callback {
p http.response_header
resolve 'http://www.emc.com'
}
}.then {
http = EventMachine::HttpRequest.new(url).get
http.callback {
p http.response_header
resolve
puts 'Success Here! Shutdown the EventMachine!'
EM.stop
}
}.resolve 'http://www.google.com'
endContributing
- Fork it
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create new Pull Request