refactor: extract parameter for injecting a code_verifier

1 files changed, 2 insertions, 2 deletions

diff --git a/bin/ui b/bin/ui
index 3e6ea93..f5e1ba7 100755
--- a/bin/ui
+++ b/bin/ui
@@ -69,12 +69,12 @@ module OAuth
       ].join("?")
     end
 
-    def exchange(grant_type:, code:)
+    def exchange(grant_type:, code:, code_verifier: "not_implemented")
       with_http do |client|
         client.post(self[:token_endpoint], body: {
           grant_type: grant_type,
           code: code,
-          code_verifier: "not_implemented"
+          code_verifier: code_verifier,
         })
       end
     end