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Diffstat (limited to 'doc/ci/caching/index.md')
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diff --git a/doc/ci/caching/index.md b/doc/ci/caching/index.md index 491454aed28..c634491662d 100644 --- a/doc/ci/caching/index.md +++ b/doc/ci/caching/index.md @@ -235,6 +235,39 @@ test_async: - node ./specs/start.js ./specs/async.spec.js ``` +#### Compute the cache key from the lock file + +You can use [`cache:key:files`](../yaml/index.md#cachekeyfiles) to compute the cache +key from a lock file like `package-lock.json` or `yarn.lock`, and reuse it in many jobs. + +```yaml +# Cache modules using lock file +cache: + key: + files: + - package-lock.json + paths: + - .npm/ +``` + +If you're using [Yarn](https://yarnpkg.com/), you can use [`yarn-offline-mirror`](https://classic.yarnpkg.com/blog/2016/11/24/offline-mirror/) +to cache the zipped `node_modules` tarballs. The cache generates more quickly, because +fewer files have to be compressed: + +```yaml +job: + script: + - echo 'yarn-offline-mirror ".yarn-cache/"' >> .yarnrc + - echo 'yarn-offline-mirror-pruning true' >> .yarnrc + - yarn install --frozen-lockfile --no-progress + cache: + key: + files: + - yarn.lock + paths: + - .yarn-cache/ +``` + ### Cache PHP dependencies If your project uses [Composer](https://getcomposer.org/) to install |