Merge pull request #680 from Kixiron/master

Updated the GitHub Actions script to include caching

Author: pietroalbini

.github/workflows/ci.yml

@@ -19,6 +19,33 @@ jobs:
       - name: Install stable Rust
         run: rustup update stable && rustup default stable
 
+      - name: Set rustc version
+        run: echo "::set-env name=CURRENT_RUSTC_VERSION::$(rustc -V)"
+
+      # Caching
+      - name: Cache Cargo Registry
+        uses: actions/cache@v1
+        with:
+          path: ~/.cargo/registry
+          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+      - name: Cache Cargo Bin
+        uses: actions/cache@v1
+        with:
+          path: ~/.cargo/bin
+          key: ${{ runner.os }}-cargo-bin-${{ hashFiles('**/Cargo.lock') }}
+      - name: Cache Cargo Git
+        uses: actions/cache@v1
+        with:
+          path: ~/.cargo/git
+          key: ${{ runner.os }}-cargo-git-${{ hashFiles('**/Cargo.lock') }}
+      - name: Cache Cargo Build
+        uses: actions/cache@v1
+        with:
+          path: target
+          key: ${{ runner.os }}-cargo-build-target-${{ env.CURRENT_RUSTC_VERSION }}-${{ hashFiles('**/Cargo.lock') }}
+          restore-key: |
+            ${{ runner.os }}-cargo-build-target-${{ env.CURRENT_RUSTC_VERSION }}-
+
       - name: Install PostgreSQL
         run: |
           sudo apt-get update && DEBIAN_FRONTEND=noninteractive sudo apt-get install -y postgresql