# Japanese Calendar [![Gem Version](https://badge.fury.io/rb/japanese_calendar.svg)](https://badge.fury.io/rb/japanese_calendar) [![Build Status](https://travis-ci.org/RyoYamamotoJP/japanese_calendar.svg?branch=master)](https://travis-ci.org/RyoYamamotoJP/japanese_calendar) [![Code Climate](https://codeclimate.com/github/RyoYamamotoJP/japanese_calendar/badges/gpa.svg)](https://codeclimate.com/github/RyoYamamotoJP/japanese_calendar) [![Test Coverage](https://codeclimate.com/github/RyoYamamotoJP/japanese_calendar/badges/coverage.svg)](https://codeclimate.com/github/RyoYamamotoJP/japanese_calendar/coverage) Japanese calendar utility for Ruby. ## Installation Add this line to your application's Gemfile: ```ruby gem 'japanese_calendar' ``` And then execute: $ bundle Or install it yourself as: $ gem install japanese_calendar ## Usage To get the Japanese era name, use the `era_name` method: ``` Time.new(1989, 1, 8).era_name # => "平成" Time.new(1926, 12, 25).era_name # => "昭和" Time.new(1912, 7, 30).era_name # => "大正" Time.new(1868, 1, 25).era_name # => "明治" ``` You can convert to a Japanese year with the `era_year` method: ``` Time.new(2016, 12, 11).era_year # => 28 Time.new(1989, 1, 7).era_year # => 64 Time.new(1926, 12, 24).era_year # => 15 Time.new(1912, 7, 29).era_year # => 45 ``` ## Development After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` 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](https://rubygems.org). ## Contributing Bug reports and pull requests are welcome on GitHub at https://github.com/RyoYamamotoJP/japanese_calendar. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct. ## License The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).