Merge pull request th4s#1 from PopcornPaws/testing

Added formatter check to github actions.

Author: PopcornPaws

.github/workflows/main.yml

@@ -1,8 +1,19 @@
-on: [push, pull_request]
-
 name: Ethane Rust
 
+# you can save compilation hours on Github if you only run this on pull
+# requests or when directly pushing to main branch
+on: 
+  push:
+    branches: [main]
+  pull_request:
+
 jobs:
+  fmt:
+    name: Formatting
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: cargo fmt -- --check
   check:
     name: Check
     runs-on: ubuntu-latest
@@ -16,7 +27,6 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: check
-
   test:
     runs-on: ubuntu-latest
     services:
@@ -42,4 +52,4 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: test
-      
+