List Of Countries

A list of countries, states, and cities in Ruby. Based on data from:

• World countries in JSON, CSV, XML and Yaml
• Countries States Cities Database

This gem was extracted from Read Blindly. Companies who use Read Blindly review job applications fairly and without bias.

Installation

Add this line to your application's Gemfile:

gem 'list_of_countries'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install list_of_countries

Usage

How many countries are there?

countries = ListOfCountries.countries
countries.size # => 250

What's the first country?

aruba = countries.first
aruba.name.common     # => "Aruba"
aruba.name.official   # => "Aruba"
aruba.languages       # => ["Dutch", "Papiamento"]
aruba.region          # => "Americas"
aruba.subregion       # => "Caribbean"
aruba.demonyms.female # => "Aruban"
aruba.demonyms.male   # => "Aruban"

How many states are there?

states = ListOfCountries.states
states.size # => 4868

What's the first state?

state = states.first
state.name # => "Badakhshan"
state.code # => "BDS"

How many cities are there?

cities = ListOfCountries.cities
cities.size # => 143852

What's the first city?

city = cities.first
city.name # => "Ashkāsham"

Development

This project uses Git Submodules. Use the --recursive-submodules flag when cloning the repository.

$ git clone --recursive-submodules git@github.com:tatey/list_of_countries.git

After cloning out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/tatey/list_of_countries. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the code of conduct.

License

The gem is available as open source under the terms of the MIT license. Data is under the terms of their individual submodule.

Code of Conduct

Everyone interacting in the List of Countries project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.