init circleci

Author: mxmzb

.circleci/config.yml

@@ -0,0 +1,52 @@
+version: 2
+
+defaults: &defaults
+  docker:
+    - image: circleci/node:10.16
+  working_directory: ~/project
+
+jobs:
+  install-dependencies:
+    <<: *defaults
+    steps:
+      - checkout
+      - attach_workspace:
+          at: ~/project
+      - restore_cache:
+          keys:
+            - v1-dependencies-{{ checksum "package.json" }}
+            - v1-dependencies-
+      - run: |
+          yarn install --frozen-lockfile
+      - save_cache:
+          key: v1-dependencies-{{ checksum "package.json" }}
+          paths: node_modules
+      - persist_to_workspace:
+          root: .
+          paths: .
+  lint-and-typecheck:
+    <<: *defaults
+    steps:
+      - attach_workspace:
+          at: ~/project
+      - run: |
+          yarn tslint
+  unit-tests:
+    <<: *defaults
+    steps:
+      - attach_workspace:
+          at: ~/project
+      - run: |
+          yarn test --coverage
+
+workflows:
+  version: 2
+  build-and-test:
+    jobs:
+      - install-dependencies
+      - lint-and-typecheck:
+          requires:
+            - install-dependencies
+      - unit-tests:
+          requires:
+            - install-dependencies

package.json

@@ -12,7 +12,9 @@
   "license": "MIT",
   "scripts": {
     "build": "tsc -p .",
-    "build:watch": "tsc --watch -p ."
+    "build:watch": "tsc --watch -p .",
+    "tslint": "tsc --noEmit",
+    "test": "jest"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/"