Add CI & Coverage

Author: devMYC

.circleci/config.yml

@@ -0,0 +1,76 @@
+version: 2
+
+jobs:
+  checkout_code:
+    working_directory: ~/repo
+    docker:
+      - image: circleci/node:6.17.0
+    steps:
+      - checkout
+      - save_cache:
+          key: v1-repo-{{ .Environment.CIRCLE_SHA1 }}
+          paths:
+            - ~/repo
+
+  install_deps:
+    working_directory: ~/repo
+    docker:
+      - image: circleci/node:6.17.0
+    steps:
+      - restore_cache:
+          key: v1-repo-{{ .Environment.CIRCLE_SHA1 }}
+      - restore_cache:
+          key: dependency-cache-{{ checksum "yarn.lock" }}
+      - run: yarn install
+      - save_cache:
+          key: dependency-cache-{{ checksum "yarn.lock" }}
+          paths:
+            - node_modules
+
+  run_test:
+    working_directory: ~/repo
+    docker:
+      - image: circleci/node:6.17.0
+    environment:
+      JEST_JUNIT_OUTPUT: reports/jest/summary.xml
+    steps:
+      - restore_cache:
+          key: v1-repo-{{ .Environment.CIRCLE_SHA1 }}
+      - restore_cache:
+          key: dependency-cache-{{ checksum "yarn.lock" }}
+      - run: yarn test
+      - save_cache:
+          key: coverage-cache-{{ .Environment.CIRCLE_SHA1 }}
+          paths:
+            - coverage
+      - store_test_results:
+          path: reports
+
+  coverage:
+    working_directory: ~/repo
+    docker:
+      - image: circleci/node:6.17.0
+    steps:
+      - restore_cache:
+          key: v1-repo-{{ .Environment.CIRCLE_SHA1 }}
+      - restore_cache:
+          key: dependency-cache-{{ checksum "yarn.lock" }}
+      - restore_cache:
+          key: coverage-cache-{{ .Environment.CIRCLE_SHA1 }}
+      - run: yarn codecov
+
+
+workflows:
+  version: 2
+  build-and-test:
+    jobs:
+      - checkout_code
+      - install_deps:
+          requires:
+            - checkout_code
+      - run_test:
+          requires:
+            - install_deps
+      - coverage:
+          requires:
+            - run_test

README.md

@@ -19,6 +19,6 @@ if (typeof obj.a.b().c[1].d()[unwrap] === 'number') {
   // do something here
 }
 
-// fallback to default value
+// Easier to set default value
 const name = obj.getUsers().list[0].name[unwrap] || ''
 ```

codecov.yml

@@ -0,0 +1,11 @@
+codecov:
+  require_ci_to_pass: yes
+
+coverage:
+  range: 85..100
+  round: down
+  precision: 2
+
+parsers:
+  javascript:
+    enable_partials: yes

package.json

@@ -11,6 +11,7 @@
   },
   "scripts": {
     "build": "rm -fr ./dist && tsc",
+    "codecov": "codecov -s coverage",
     "show:coverage": "open ./coverage/lcov-report/index.html",
     "test": "jest --runInBand"
   },