fix: Fixing redis store error when passing empty keys array

.github/workflows/tests.yaml

@@ -0,0 +1,21 @@
+name: tests
+on: [push, pull_request]
+
+jobs:
+ testing:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v1
+ - name: Setup Environment (Using NodeJS 16.x)
+ uses: actions/setup-node@v1
+ with:
+ node-version: 16.x
+
+ - name: Install dependencies
+ run: npm install
+
+ - name: Linting
+ run: npx standard
+
+ - name: Run tests
+ run: npm run test

index.js

@@ -89,7 +89,7 @@ const middleware = (opts) => async (req, res, next) => {
  return acc
  }, [])
  // delete keys on all cache tiers
- patterns.forEach(pattern => opts.stores.forEach(store => getKeys(store, pattern).then(keys => mcache.del(keys))))
+ patterns.forEach(pattern => opts.stores.forEach(store => getKeys(store, pattern).then(keys => keys.length > 0 ? mcache.del(keys) : null)))
  } else if (payload.headers[X_CACHE_TIMEOUT] || payload.headers[CACHE_CONTROL]) {
  // extract cache ttl
  let ttl = 0

package.json

@@ -28,17 +28,18 @@
  },
  "homepage": "https://github.com/jkyberneees/http-cache-middleware#readme",
  "devDependencies": {
- "chai": "^4.3.4",
- "got": "^11.8.2",
- "mocha": "^8.4.0",
+ "cache-manager-ioredis": "^2.1.0",
+ "chai": "^4.3.6",
+ "got": "^11.8.5",
+ "mocha": "^10.0.0",
  "nyc": "^15.1.0",
- "restana": "^4.9.1"
+ "restana": "^4.9.6"
  },
  "dependencies": {
- "@tusbar/cache-control": "^0.5.0",
- "cache-manager": "^3.4.4",
+ "@tusbar/cache-control": "^0.6.1",
+ "cache-manager": "^4.0.1",
  "matcher": "^4.0.0",
- "middleware-if-unless": "^1.2.5",
+ "middleware-if-unless": "^1.3.0",
  "ms": "^2.1.3",
  "on-http-end": "^1.0.2"
  }