From 56382360dfd76ce2e41423a64fdb689b133da88a Mon Sep 17 00:00:00 2001
From: Richard Hatherall <richard@appercept.com>
Date: Wed, 19 Nov 2025 10:19:12 +0000
Subject: [PATCH] feat: Add CognitoIdp::Token#refresh_token

---
 lib/cognito_idp/token.rb       | 3 ++-
 spec/cognito_idp/token_spec.rb | 5 ++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/cognito_idp/token.rb b/lib/cognito_idp/token.rb
index 6142e8b..27a6993 100644
--- a/lib/cognito_idp/token.rb
+++ b/lib/cognito_idp/token.rb
@@ -2,7 +2,7 @@
 
 module CognitoIdp
   class Token
-    attr_reader :access_token, :id_token, :token_type, :expires_at, :expires_in
+    attr_reader :access_token, :id_token, :token_type, :expires_at, :expires_in, :refresh_token
 
     def initialize(token_hash)
       token_hash.transform_keys(&:to_sym).tap do |values|
@@ -10,6 +10,7 @@ def initialize(token_hash)
         @id_token = values[:id_token]
         @token_type = values[:token_type]
         @expires_in = values[:expires_in]
+        @refresh_token = values[:refresh_token]
       end
       @expires_at = Time.now + expires_in unless expires_in.nil?
     end
diff --git a/spec/cognito_idp/token_spec.rb b/spec/cognito_idp/token_spec.rb
index d19f78c..fb072d3 100644
--- a/spec/cognito_idp/token_spec.rb
+++ b/spec/cognito_idp/token_spec.rb
@@ -14,6 +14,7 @@
   it { expect(token.token_type).to be_nil }
   it { expect(token.expires_in).to be_nil }
   it { expect(token.expires_at).to be_nil }
+  it { expect(token.refresh_token).to be_nil }
 
   context "when token is initialized with values" do
     let(:token_hash) do
@@ -21,7 +22,8 @@
         "access_token" => "eyJra1example",
         "id_token" => "eyJra2example",
         "token_type" => "Bearer",
-        "expires_in" => 3600
+        "expires_in" => 3600,
+        "refresh_token" => "refresh-token-1"
       }
     end
 
@@ -38,5 +40,6 @@
     it { expect(token.token_type).to eq("Bearer") }
     it { expect(token.expires_in).to eq(3600) }
     it { expect(token.expires_at).to eq(Time.now + 3600) }
+    it { expect(token.refresh_token).to eq("refresh-token-1") }
   end
 end