```ruby
source "https://rubygems.org".freeze

gem "codeclimate-test-reporter".freeze
gem "rspec".freeze
gem "simplecov".freeze
```

Add rake to Travis gemfile.
user
```ruby
source "https://rubygems.org".freeze

gem "codeclimate-test-reporter".freeze
gem "rake".freeze
gem "rspec".freeze
gem "simplecov".freeze
```
assistant