MethodMatchable

Match with methods in hash patterns!

Add this line to your application's Gemfile:

gem 'method_matchable'

And then execute:

$ bundle

Or install it yourself as:

$ gem install method_matchable

Person = Struct.new(:first_name, :last_name) do
  include MethodMatchable::Base

  def full_name
    "#{first_name} #{last_name}"
  end
end

case Person.new('Hotaru', 'Shiragiku')
in { full_name: name }
  p name # => 'Hotaru Shiragiku'
end

# You can use both original keys and method keys
class Hash
  prepend MethodMatchable::Base
end

case { key: :value}
in { key: v, size: size}
  p v # => :value
  p size # => 1
end

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.

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

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