chore: Code cleanup

Author: artalat

.travis.yml

@@ -3,23 +3,15 @@ cache:
   yarn: true
   directories:
     - node_modules
-# notifications:
-#   email: false
+    - ~/.npm
+    - .jest
 node_js:
   - lts/*
 script:
-  -  yarn run test
-  -  yarn run report-coverage
-  -  yarn run build
-before_install:
-# package-lock.json was introduced in npm@5
-  - '[[ $(node -v) =~ ^v9.*$ ]] || npm install -g npm@latest' # skipped when using node 9
-  - npm install -g greenkeeper-lockfile@1
-before_script:
-  - greenkeeper-lockfile-update
-after_script:
-  - greenkeeper-lockfile-upload
+  - yarn run test
+  - yarn run build
+  - yarn run size
 after_success:
-  # - npm run report-coverage
   - test $TRAVIS_BRANCH = "master" && yarn run doc
-#   - npx semantic-release
+  - npx semantic-release@beta
+  - yarn run report-coverage