From 2eae2937603ce6387739514bb134d2296c1704a3 Mon Sep 17 00:00:00 2001
From: Filip Skokan <panva.ip@gmail.com>
Date: Sat, 25 May 2019 22:18:27 +0200
Subject: [PATCH] feat: instances of JWKS.KeyStore are now iterable (e.g. for
 ... of)

---
 lib/jwks/keystore.js       |  6 ++++++
 test/jwks/keystore.test.js | 10 ++++++++++
 2 files changed, 16 insertions(+)

diff --git a/lib/jwks/keystore.js b/lib/jwks/keystore.js
index 6e76e035da..c81c2d3021 100644
--- a/lib/jwks/keystore.js
+++ b/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
diff --git a/test/jwks/keystore.test.js b/test/jwks/keystore.test.js
index 7aba9bdeb3..af12836848 100644
--- a/test/jwks/keystore.test.js
+++ b/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()
+})