ci: cache/restore opam dependencies

GaloisInc · Nov 1, 2024 · 7b14f51 · 7b14f51
1 parent a0f90de
commit 7b14f51
Showing 1 changed file with 18 additions and 2 deletions.
diff --git a/.github/workflows/server-ci.yml b/.github/workflows/server-ci.yml
@@ -27,13 +27,29 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up OCaml
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-version }}
 
+      - name: Restore `_opam`
+        id: cache-opam-restore
+        uses: actions/cache/restore@v4
+        with:
+          path: _opam
+          key: ${{ matrix.ocaml-version }}
+
       - name: Install server dependencies
         working-directory: ./cn-lsp/server
-        run: opam install . --deps-only --locked -y
+        run: |
+          eval $(opam env)
+          opam install . --deps-only --locked -y
+
+      - name: Cache `_opam`
+        if: steps.cache-opam-restore.outputs.cache-hit != 'true'
+        uses: actions/cache/save@v4
+        with:
+          path: _opam
+          key: ${{ steps.cache-opam-restore.outputs.cache-primary-key }}
 
       - name: Build server
         working-directory: ./cn-lsp/server