Replace ok_true() fn with OkResponse struct

src/controllers/helpers.rs

@@ -1,13 +1,31 @@
-use crate::util::errors::AppResult;
+use axum::Json;
 use axum::response::{IntoResponse, Response};
-use axum_extra::json;
 
 pub mod authorization;
 pub(crate) mod pagination;
 
 pub(crate) use self::pagination::Paginate;
 
-pub fn ok_true() -> AppResult<Response> {
-    let json = json!({ "ok": true });
-    Ok(json.into_response())
+#[derive(Debug, Serialize, utoipa::ToSchema)]
+pub struct OkResponse {
+    #[schema(example = true)]
+    ok: bool,
+}
+
+impl Default for OkResponse {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl OkResponse {
+    pub fn new() -> Self {
+        Self { ok: true }
+    }
+}
+
+impl IntoResponse for OkResponse {
+    fn into_response(self) -> Response {
+        Json(self).into_response()
+    }
 }

src/controllers/krate/follow.rs

@@ -2,12 +2,11 @@
 
 use crate::app::AppState;
 use crate::auth::AuthCheck;
-use crate::controllers::helpers::ok_true;
+use crate::controllers::helpers::OkResponse;
 use crate::controllers::krate::CratePath;
 use crate::models::{Crate, Follow};
 use crate::schema::*;
 use crate::util::errors::{AppResult, crate_not_found};
-use axum::response::Response;
 use axum_extra::json;
 use axum_extra::response::ErasedJson;
 use diesel::prelude::*;
@@ -39,9 +38,9 @@ async fn follow_target(
         ("cookie" = []),
     ),
     tag = "crates",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
-pub async fn follow_crate(app: AppState, path: CratePath, req: Parts) -> AppResult<Response> {
+pub async fn follow_crate(app: AppState, path: CratePath, req: Parts) -> AppResult<OkResponse> {
     let mut conn = app.db_write().await?;
     let user_id = AuthCheck::default().check(&req, &mut conn).await?.user_id();
     let follow = follow_target(&path.name, &mut conn, user_id).await?;
@@ -51,7 +50,7 @@ pub async fn follow_crate(app: AppState, path: CratePath, req: Parts) -> AppResu
         .execute(&mut conn)
         .await?;
 
-    ok_true()
+    Ok(OkResponse::new())
 }
 
 /// Unfollow a crate.
@@ -64,15 +63,15 @@ pub async fn follow_crate(app: AppState, path: CratePath, req: Parts) -> AppResu
         ("cookie" = []),
     ),
     tag = "crates",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
-pub async fn unfollow_crate(app: AppState, path: CratePath, req: Parts) -> AppResult<Response> {
+pub async fn unfollow_crate(app: AppState, path: CratePath, req: Parts) -> AppResult<OkResponse> {
     let mut conn = app.db_write().await?;
     let user_id = AuthCheck::default().check(&req, &mut conn).await?.user_id();
     let follow = follow_target(&path.name, &mut conn, user_id).await?;
     diesel::delete(&follow).execute(&mut conn).await?;
 
-    ok_true()
+    Ok(OkResponse::new())
 }
 
 /// Check if a crate is followed.

src/controllers/user/email_notifications.rs

@@ -1,11 +1,10 @@
 use crate::app::AppState;
 use crate::auth::AuthCheck;
-use crate::controllers::helpers::ok_true;
+use crate::controllers::helpers::OkResponse;
 use crate::models::{CrateOwner, OwnerKind};
 use crate::schema::crate_owners;
 use crate::util::errors::AppResult;
 use axum::Json;
-use axum::response::Response;
 use diesel::prelude::*;
 use diesel_async::RunQueryDsl;
 use http::request::Parts;
@@ -29,14 +28,14 @@ pub struct CrateEmailNotifications {
         ("cookie" = []),
     ),
     tag = "users",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
 #[deprecated]
 pub async fn update_email_notifications(
     app: AppState,
     parts: Parts,
     Json(updates): Json<Vec<CrateEmailNotifications>>,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     use diesel::pg::upsert::excluded;
 
     let updates: HashMap<i32, bool> = updates
@@ -89,5 +88,5 @@ pub async fn update_email_notifications(
         .execute(&mut conn)
         .await?;
 
-    ok_true()
+    Ok(OkResponse::new())
 }

src/controllers/user/email_verification.rs

@@ -1,12 +1,11 @@
 use super::update::UserConfirmEmail;
 use crate::app::AppState;
 use crate::auth::AuthCheck;
-use crate::controllers::helpers::ok_true;
+use crate::controllers::helpers::OkResponse;
 use crate::models::Email;
 use crate::util::errors::AppResult;
 use crate::util::errors::{BoxedAppError, bad_request};
 use axum::extract::Path;
-use axum::response::Response;
 use crates_io_database::schema::emails;
 use diesel::dsl::sql;
 use diesel::prelude::*;
@@ -22,9 +21,12 @@ use http::request::Parts;
         ("email_token" = String, Path, description = "Secret verification token sent to the user's email address"),
     ),
     tag = "users",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
-pub async fn confirm_user_email(state: AppState, Path(token): Path<String>) -> AppResult<Response> {
+pub async fn confirm_user_email(
+    state: AppState,
+    Path(token): Path<String>,
+) -> AppResult<OkResponse> {
     let mut conn = state.db_write().await?;
 
     let updated_rows = diesel::update(emails::table.filter(emails::token.eq(&token)))
@@ -36,7 +38,7 @@ pub async fn confirm_user_email(state: AppState, Path(token): Path<String>) -> A
         return Err(bad_request("Email belonging to token not found."));
     }
 
-    ok_true()
+    Ok(OkResponse::new())
 }
 
 /// Regenerate and send an email verification token.
@@ -51,13 +53,13 @@ pub async fn confirm_user_email(state: AppState, Path(token): Path<String>) -> A
         ("cookie" = []),
     ),
     tag = "users",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
 pub async fn resend_email_verification(
     state: AppState,
     Path(param_user_id): Path<i32>,
     req: Parts,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     let mut conn = state.db_write().await?;
     let auth = AuthCheck::default().check(&req, &mut conn).await?;
 
@@ -91,7 +93,7 @@ pub async fn resend_email_verification(
     })
     .await?;
 
-    ok_true()
+    Ok(OkResponse::new())
 }
 
 #[cfg(test)]

src/controllers/user/update.rs

@@ -1,12 +1,11 @@
 use crate::app::AppState;
 use crate::auth::AuthCheck;
-use crate::controllers::helpers::ok_true;
+use crate::controllers::helpers::OkResponse;
 use crate::models::NewEmail;
 use crate::schema::users;
 use crate::util::errors::{AppResult, bad_request, server_error};
 use axum::Json;
 use axum::extract::Path;
-use axum::response::Response;
 use diesel::prelude::*;
 use diesel_async::RunQueryDsl;
 use http::request::Parts;
@@ -40,14 +39,14 @@ pub struct User {
         ("cookie" = []),
     ),
     tag = "users",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
 pub async fn update_user(
     state: AppState,
     Path(param_user_id): Path<i32>,
     req: Parts,
     Json(user_update): Json<UserUpdate>,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     let mut conn = state.db_write().await?;
     let auth = AuthCheck::default().check(&req, &mut conn).await?;
 
@@ -116,7 +115,7 @@ pub async fn update_user(
         let _ = state.emails.send(user_email, email).await;
     }
 
-    ok_true()
+    Ok(OkResponse::new())
 }
 
 pub struct UserConfirmEmail<'a> {

src/controllers/version/yank.rs

@@ -3,10 +3,9 @@
 use super::CrateVersionPath;
 use super::update::{authenticate, perform_version_yank_update};
 use crate::app::AppState;
-use crate::controllers::helpers::ok_true;
+use crate::controllers::helpers::OkResponse;
 use crate::rate_limiter::LimitedAction;
 use crate::util::errors::AppResult;
-use axum::response::Response;
 use http::request::Parts;
 
 /// Yank a crate version.
@@ -29,13 +28,13 @@ use http::request::Parts;
         ("cookie" = []),
     ),
     tag = "versions",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
 pub async fn yank_version(
     app: AppState,
     path: CrateVersionPath,
     req: Parts,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     modify_yank(path, app, req, true).await
 }
 
@@ -49,13 +48,13 @@ pub async fn yank_version(
         ("cookie" = []),
     ),
     tag = "versions",
-    responses((status = 200, description = "Successful Response")),
+    responses((status = 200, description = "Successful Response", body = inline(OkResponse))),
 )]
 pub async fn unyank_version(
     app: AppState,
     path: CrateVersionPath,
     req: Parts,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     modify_yank(path, app, req, false).await
 }
 
@@ -65,7 +64,7 @@ async fn modify_yank(
     state: AppState,
     req: Parts,
     yanked: bool,
-) -> AppResult<Response> {
+) -> AppResult<OkResponse> {
     // FIXME: Should reject bad requests before authentication, but can't due to
     // lifetime issues with `req`.
 
@@ -89,5 +88,5 @@ async fn modify_yank(
     )
     .await?;
 
-    ok_true()
+    Ok(OkResponse::new())
 }