AbstractMethod

Abstract methods are methods in base classes that lack an implementation but are supposed to be defined in sub classes. It is an error if an abstract method is ever called

Usage

AbstractMethod monkey-patches Kernel to add the method abstract_method that raise an AbstractMethodError exception when called. It is intendend to be used in one-line declarations of abstract methods:

  require 'abstract_method'

  class A
    def method_to_be_defined_later = abstract_method
  end

Installation

Install the gem and add to the application's Gemfile by executing:

$ bundle add abstract_method

If bundler is not being used to manage dependencies, install the gem by executing:

$ gem install abstract_method

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 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/[USERNAME]/abstract_method.