diff --git a/examples.md b/examples.md index d47780b..04388e6 100644 --- a/examples.md +++ b/examples.md @@ -40,6 +40,9 @@ - [Swift - Swift Package Manager](#swift---swift-package-manager) - [Swift - Mint](#swift---mint) - [* - Bazel](#---bazel) +- [Common use cases](#common-use-cases) + - [Restore-only caches](#restore-only-caches) + - [Automatically detect cached paths](#automatically-detect-cached-paths) ## C# - NuGet @@ -691,3 +694,32 @@ steps: ${{ runner.os }}-bazel- - run: bazelisk test //... ``` +## Common use cases + +### Restore-only caches +If there are several builds on the same repo it might make sense to create a cache in one build and use it in the +others. The action [actions/cache/restore](https://github.com/actions/cache/blob/main/restore/README.md#only-restore-cache) +should be used in this case. + +### Automatically detect cached paths +[Defining outputs for jobs](https://docs.github.com/en/actions/using-jobs/defining-outputs-for-jobs) can be used to +automatically detect paths to cache and use them to configure `actions/cache` action. + +```yaml +- name: Get Go cached paths + id: find-cached-paths + run: | + echo "cache=$(go env GOCACHE)" >> $GITHUB_ENV + echo "modcache=$(go env GOMODCACHE)" >> $GITHUB_ENV + +- name: Set up cache + uses: actions/cache@v3 + needs: find-cached-paths + with: + path: | + ${{ env.cache }} + ${{ env.modcache }} + key: setup-go-${{ runner.os }}-go-${{ hashFiles('go.sum go.mod') }} + restore-keys: | + setup-go-${{ runner.os }}-go- +``` \ No newline at end of file