feat: instances of JWKS.KeyStore are now iterable (e.g. for ... of)

Author: panva

lib/jwks/keystore.js

@@ -139,6 +139,12 @@ class KeyStore {
       sorted: true
     })}`
   }
+
+  * [Symbol.iterator] () {
+    for (const key of this.#keys) {
+      yield key
+    }
+  }
 }
 
 module.exports = KeyStore

test/jwks/keystore.test.js

@@ -199,3 +199,13 @@ test('.fromJWKS() input validation', t => {
     }, { instanceOf: TypeError, message: 'jwks must be a JSON Web Key Set formatted object' })
   })
 })
+
+test('keystore instance is an iterator', t => {
+  const ks = new KeyStore()
+  ks.generateSync('EC')
+  ks.generateSync('RSA')
+  for (const key of ks) {
+    t.truthy(key)
+  }
+  t.pass()
+})