JpStockRule

JpStockRule is a utility for stock markets in Japan.

You can get price limits and tick size of stocks.

Installation

Add this line to your application's Gemfile:

gem 'jp_stock_rule'

And then execute:

$ bundle

Or install it yourself as:

$ gem install jp_stock_rule

Usage

Getting price limits:

JpStockRule.price_limit(300) # => 80

Getting tick size:

JpStockRule.tick_size(7000) # => 10

For TOPIX100 stocks:

JpStockRule.tick_size(7000, topix100: true) # => 1

Is the market open today?:

Date.today.jpx_business_day?

Getting the next market-open day:

Date.today.next_jpx_business_day

Development

After checking 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.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/kyanagi/jp_stock_rule.

License

The gem is available as open source under the terms of the MIT License.