Testing Travis CI as an alternative to Circle.

.travis.yml

@@ -0,0 +1,15 @@
+language: node_js
+node_js:
+  - "8.9.3"
+
+install:
+  - npm install
+  - npm install -g codeclimate-test-reporter prettier
+
+before_script:
+  - prettier "./**/*.js" -l
+  - npm run test:coverage
+  - codeclimate-test-reporter < ./coverage/lcov.info
+
+script:
+  - npm test

circle.yml

@@ -1,12 +0,0 @@
-machine:
-  node:
-    version: 8.9.3
-
-dependencies:
-  post:
-    - npm install -g codeclimate-test-reporter
-
-test:
-  pre:
-    - npm run test:coverage
-    - codeclimate-test-reporter < ./coverage/lcov.info