Convert the `Tokens` component into a freestanding struct.

As with the `Setup` component, I've generalized the associated middleware across anything that can provide a `Tokens`, where possible.

2 files changed, 21 insertions, 13 deletions

diff --git a/src/login/handlers/logout/mod.rs b/src/login/handlers/logout/mod.rs
index 73efe73..ce4cb1a 100644
--- a/src/login/handlers/logout/mod.rs
+++ b/src/login/handlers/logout/mod.rs
@@ -4,25 +4,24 @@ use axum::{
 };
 
 use crate::{
-    app::App,
     clock::RequestedAt,
     empty::Empty,
     error::{Internal, Unauthorized},
-    token::{app, extract::IdentityCookie},
+    token::{app, app::Tokens, extract::IdentityCookie},
 };
 
 #[cfg(test)]
 mod test;
 
 pub async fn handler(
-    State(app): State<App>,
+    State(tokens): State<Tokens>,
     RequestedAt(now): RequestedAt,
     identity: IdentityCookie,
     Json(_): Json<Request>,
 ) -> Result<(IdentityCookie, Empty), Error> {
     if let Some(secret) = identity.secret() {
-        let identity = app.tokens().validate(&secret, &now).await?;
-        app.tokens().logout(&identity.token).await?;
+        let identity = tokens.validate(&secret, &now).await?;
+        tokens.logout(&identity.token).await?;
     }
 
     let identity = identity.clear();
diff --git a/src/login/handlers/logout/test.rs b/src/login/handlers/logout/test.rs
index e7b7dd4..18744ed 100644
--- a/src/login/handlers/logout/test.rs
+++ b/src/login/handlers/logout/test.rs
@@ -18,7 +18,7 @@ async fn successful() {
     // Call the endpoint
 
     let (response_identity, Empty) = super::handler(
-        State(app.clone()),
+        State(app.tokens()),
         fixtures::now(),
         identity.clone(),
         Json::default(),
@@ -42,9 +42,14 @@ async fn no_identity() {
     // Call the endpoint
 
     let identity = fixtures::cookie::not_logged_in();
-    let (identity, Empty) = super::handler(State(app), fixtures::now(), identity, Json::default())
-        .await
-        .expect("logged out with no token succeeds");
+    let (identity, Empty) = super::handler(
+        State(app.tokens()),
+        fixtures::now(),
+        identity,
+        Json::default(),
+    )
+    .await
+    .expect("logged out with no token succeeds");
 
     // Verify the return value's basic structure
 
@@ -60,10 +65,14 @@ async fn invalid_token() {
     // Call the endpoint
 
     let identity = fixtures::cookie::fictitious();
-    let super::Error(error) =
-        super::handler(State(app), fixtures::now(), identity, Json::default())
-            .await
-            .expect_err("logged out with an invalid token fails");
+    let super::Error(error) = super::handler(
+        State(app.tokens()),
+        fixtures::now(),
+        identity,
+        Json::default(),
+    )
+    .await
+    .expect_err("logged out with an invalid token fails");
 
     // Verify the return value's basic structure