Move the error_status function to the rest_helpers module

src/handlers/customers.rs

@@ -3,7 +3,6 @@
 //! Handlers for viewing a list of existing customers or creating a new one.
 
 use diesel::prelude::*;
-use diesel::result::Error as DieselError;
 use rocket::http::Status;
 use rocket::response::status::Created;
 use rocket::uri;
@@ -11,18 +10,12 @@ use rocket::{delete, get, post, put};
 use rocket_contrib::json::Json;
 
 use crate::models::{Customer, NewCustomer};
+use crate::rest_helpers::error_status;
 use crate::DbConn;
 
 pub mod invoices;
 pub mod tasks;
 
-fn error_status(error: DieselError) -> Status {
-    match error {
-        DieselError::NotFound => Status::NotFound,
-        _ => Status::InternalServerError,
-    }
-}
-
 /// Shows the list of customers.
 #[get("/")]
 pub fn index(conn: DbConn) -> Result<Json<Vec<Customer>>, Status> {

src/rest_helpers.rs

@@ -1,3 +1,15 @@
+use diesel::result::Error as QueryError;
+use rocket::http::Status;
+
+/// Returns a Rocket status for the provided Diesel (query) error.
+pub fn error_status(error: QueryError) -> Status {
+    dbg!(&error);
+    match error {
+        QueryError::NotFound => Status::NotFound,
+        _ => Status::InternalServerError,
+    }
+}
+
 macro_rules! all {
     ($model_name:ident, $conn:expr) => {{
         use diesel::associations::HasTable;