Update to require ruby2.5+

.gitignore

@@ -1,5 +1,8 @@
+/moonshot-*.gem
+/.bundle
 /Gemfile.lock
 /vendor
 /coverage
+/cc-test-reporter
 site/
-sample/gems
+sample/gems

.ruby-version

@@ -1 +1 @@
-2.2.3
+2.5

.travis.yml

@@ -2,22 +2,32 @@
 language: ruby
 
 cache: bundler
-# This will enable the container-based infrastructure for
-# travis tests. It should result in faster test vm load times.
-# @see http://docs.travis-ci.com/user/workers/container-based-infrastructure/
 sudo: false
 
+rvm:
+  - 2.5
+
 addons:
   apt:
     sources:
       - kalakris-cmake
     packages:
       - cmake
 
+env:
+  global:
+    - COVERAGE=1
+
 before_install:
   - gem install rubygems-update -v '<3' --no-document && update_rubygems
   - gem update bundler
 
-rvm:
-  - 2.2
-  - 2.3.3
+before_script:
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
+  - ./cc-test-reporter before-build
+
+after_script:
+  - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT
+  - ./cc-test-reporter format-coverage -t simplecov -o coverage/codeclimate.json coverage/.resultset.json
+  - if [[ "$TRAVIS_TEST_RESULT" == 0 ]]; then ./cc-test-reporter upload-coverage -i coverage/codeclimate.json; fi

Dockerfile

@@ -0,0 +1,18 @@
+FROM ubuntu:xenial
+
+RUN apt-get update \
+  && apt-get install -y \
+    build-essential \
+    cmake \
+    git \
+    software-properties-common
+
+RUN apt-add-repository -y ppa:brightbox/ruby-ng \
+  && apt-get update \
+  && apt-get install -y \
+    ruby2.6 \
+    ruby2.6-dev
+
+RUN gem install rubygems-update -v '<3' --no-document && update_rubygems \
+  && gem update bundler
+

Gemfile

@@ -5,7 +5,6 @@ gemspec
 gem 'rake', require: false
 
 group :test do
-  gem 'codeclimate-test-reporter'
   gem 'pry'
   gem 'rubocop', '~> 0.49.0'
 end

README.md

@@ -56,7 +56,7 @@ We also want to [help you contribute and answer all your questions](http://moons
 
 ## Requirements
 
-- Ruby 2.2 or higher
+- Ruby 2.5 or higher
 
 ## Attributions
 

moonshot.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name        = 'moonshot'
-  s.version     = '2.0.0.beta6'
+  s.version     = '2.1.0.beta1'
   s.licenses    = ['Apache-2.0']
   s.summary     = 'A library and CLI tool for launching services into AWS'
   s.description = 'A library and CLI tool for launching services into AWS.'
@@ -37,7 +37,10 @@ Gem::Specification.new do |s|
   s.add_dependency('require_all', '~> 1.5.0')
 
   s.add_development_dependency('rspec')
-  s.add_development_dependency('simplecov')
+  # Workaround for cc-test-reporter with SimpleCov 0.18.
+  # Stop upgrading SimpleCov until the following issue will be resolved.
+  # https://github.com/codeclimate/test-reporter/issues/418
+  s.add_development_dependency('simplecov', '~> 0.17.1')
   # fakefs requires < 0.14.0 for ruby 2.2
   s.add_development_dependency('fakefs', '< 0.14.0')
 end