mirrors/actix-web
1
0
Fork 0
mirror of https://github.com/actix/actix-web.git synced 2024-05-20 09:18:26 +00:00
Code Issues Projects Releases Wiki Activity

added body manipulation example for error handlers (#2973)

Browse source 
Closes https://github.com/actix/actix-web/issues/2856
This commit is contained in:
yinho999 2023-02-09 12:37:01 -08:00 committed by GitHub
parent bf1f169be2
commit bf19a0e761
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 24 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
actix-web/src/middleware/err_handlers.rs
View file

@ -50,6 +50,8 @@ type DefaultHandler<B> = Option<Rc<ErrorHandler<B>>>;
/// will pass by unchanged by this middleware.
///
/// # Examples
/// ## Handler Response
/// Header
/// ```
/// use actix_web::http::{header, StatusCode};
/// use actix_web::middleware::{ErrorHandlerResponse, ErrorHandlers};
@ -67,6 +69,28 @@ type DefaultHandler<B> = Option<Rc<ErrorHandler<B>>>;
/// .wrap(ErrorHandlers::new().handler(StatusCode::INTERNAL_SERVER_ERROR, add_error_header))
/// .service(web::resource("/").route(web::get().to(HttpResponse::InternalServerError)));
/// ```
///
/// Body Content
/// ```
/// use actix_web::http::{header, StatusCode};
/// use actix_web::middleware::{ErrorHandlerResponse, ErrorHandlers};
/// use actix_web::{dev, web, App, HttpResponse, Result};
/// fn add_error_body<B>(res: dev::ServiceResponse<B>) -> Result<ErrorHandlerResponse<B>> {
/// // Get the error message and status code
/// let error_message = "An error occurred";
/// // Destructures ServiceResponse into request and response components
/// let (req, res) = res.into_parts();
/// // Create a new response with the modified body
/// let res = res.set_body(error_message).map_into_boxed_body();
/// // Create a new ServiceResponse with the modified response
/// let res = dev::ServiceResponse::new(req, res).map_into_right_body();
/// Ok(ErrorHandlerResponse::Response(res))
///}
///
/// let app = App::new()
/// .wrap(ErrorHandlers::new().handler(StatusCode::INTERNAL_SERVER_ERROR, add_error_body))
/// .service(web::resource("/").route(web::get().to(HttpResponse::InternalServerError)));
/// ```
/// ## Registering default handler
/// ```
/// # use actix_web::http::{header, StatusCode};