Update README

Author: hoppergee

README.md

@@ -1,8 +1,6 @@
 # ActiveMethod
 
-Welcome to your new gem! In this directory, you'll find the files you need to be able to package up your Ruby library into a gem. Put your Ruby code in the file `lib/active_method`. To experiment with that code, run `bin/console` for an interactive prompt.
-
-TODO: Delete this and the text above, and describe your gem
+Refactor your obscure method to a method object with `ActiveMethod`
 
 ## Installation
 
@@ -16,22 +14,62 @@ If bundler is not being used to manage dependencies, install the gem by executin
 
 ## Usage
 
-TODO: Write usage instructions here
+```ruby
+class ExampleMethod < ActiveMethod::Base
+  argument :a
+  argument :b, default: 2
+  keyword_argument :c
+  keyword_argument :d, default: 4
+
+  def call
+    puts "a: #{a}"
+    puts "b: #{b}"
+    puts "c: #{c}"
+    puts "d: #{d}"
+  end
+end
+
+ExampleMethod.call(1)
+# =>  a: 1
+# =>  b: 2
+# =>  c: nil
+# =>  d: 4
+
+ExampleMethod.call(1, 3)
+# =>  a: 1
+# =>  b: 3
+# =>  c: nil
+# =>  d: 4
+
+ExampleMethod.call(1, 3, c: 6)
+# =>  a: 1
+# =>  b: 3
+# =>  c: 6
+# =>  d: 4
+
+ExampleMethod.call(1, 3, c: 4, d: 5)
+# =>  a: 1
+# =>  b: 3
+# =>  c: 4
+# =>  d: 5
+```
 
 ## 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`. 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](https://rubygems.org).
+```bash
+bundle install
+meval rake # Run test
+meval -a rake # Run tests against all Ruby versions and Rails versions
+```
 
 ## Contributing
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/active_method. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [code of conduct](https://github.com/[USERNAME]/active_method/blob/master/CODE_OF_CONDUCT.md).
+Bug reports and pull requests are welcome on GitHub at https://github.com/hoppergee/active_method. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [code of conduct](https://github.com/hoppergee/active_method/blob/master/CODE_OF_CONDUCT.md).
 
 ## License
 
 The gem is available as open source under the terms of the [MIT License](https://opensource.org/licenses/MIT).
 
 ## Code of Conduct
 
-Everyone interacting in the ActiveMethod project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the [code of conduct](https://github.com/[USERNAME]/active_method/blob/master/CODE_OF_CONDUCT.md).
+Everyone interacting in the ActiveMethod project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the [code of conduct](https://github.com/hoppergee/active_method/blob/master/CODE_OF_CONDUCT.md).