Memodb

Memoize your methods in memory and save cached values into database.

Installation

Add this line to your application's Gemfile:

gem 'memodb'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install memodb

Usage

Example code:

require 'memodb'
class MyTest
  extend Memo
  memo_db('/tmp/my_cache.db')  # path to cache database
  memo_timeout(10)             # cache timeout = 10 seconds
  def initialize; @x = 0; end
  def mymethod
    @x += 1
  end
  def brute_method
    @x += 1
  end
  memoize :mymethod            # cache this method results
end

t = MyTest.new
puts t.mymethod    # => 1
puts t.mymethod    # => 1
MyTest.memo_reset :mymethod
puts t.mymethod    # => 2
puts t.brute_method # => 3  # not cached

Development

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 the created tag, and push the .gem file to rubygems.org.

Contributing

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

Code of Conduct

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

zhum / memodb