Update circleci config for matrix testing

Author: javve

.circleci/config.yml

@@ -2,64 +2,33 @@ version: 2.1
 orbs:
   node: circleci/node@4.1.0
 jobs:
-  node14:
+  test:
     executor:
       name: node/default
-      tag: '14.15.4'
+    parameters:
+      os:
+        type: string
+      node-version:
+        type: string
     steps:
       - checkout
-      - node/with-cache:
-          steps:
-            - run: npm install
-            - run: npm test
-            - run:
-                name: code-coverage
-                command: 'bash <(curl -s https://codecov.io/bash)'
-  node12:
-    executor:
-      name: node/default
-      tag: '12.20.1'
-    steps:
-      - checkout
-      - node/with-cache:
-          steps:
-            - run: npm install
-            - run: npm test
-  node10:
-    executor:
-      name: node/default
-      tag: '10.23.1'
-    steps:
-      - checkout
-      - node/with-cache:
-          steps:
-            - run: npm install
-            - run: npm test
-  node8:
-    executor:
-      name: node/default
-      tag: '8.17.0'
-    steps:
-      - checkout
-      - node/with-cache:
-          steps:
-            - run: npm install
-            - run: npm test
-  node6:
-    executor:
-      name: node/default
-      tag: '6.17.1'
-    steps:
-      - checkout
-      - node/with-cache:
-          steps:
-            - run: npm install
-            - run: npm test
+      - node/install-packages
+      - run: npm test
+      - run:
+          name: code-coverage
+          command: 'bash <(curl -s https://codecov.io/bash)'
+
 workflows:
-  build-and-test:
+  build:
     jobs:
-      - node14
-      - node12
-      - node10
-      - node8
-      - node6
+      - test:
+          matrix:
+            parameters:
+              os:
+                - docker
+              node-version:
+                - '6.17.1'
+                - '8.17.0'
+                - '10.23.1'
+                - '12.20.1'
+                - '14.15.4'