Test Node 12

Author: TooTallNate

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        node-version: [8.x, 10.x]
+        node-version: [8.x, 10.x, 12.x]
 
     runs-on: ${{ matrix.os }}