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add Response::map_body

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This commit is contained in:
Nikolay Kim 2019-02-18 17:01:35 -08:00
parent 118606262b
commit e6e83ea57e
2 changed files with 15 additions and 2 deletions
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3
src/lib.rs
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@ -89,12 +89,11 @@ pub mod h2;
pub mod test;
pub mod ws;
pub use self::body::{Body, MessageBody};
pub use self::config::{KeepAlive, ServiceConfig, ServiceConfigBuilder};
pub use self::error::{Error, ResponseError, Result};
pub use self::extensions::Extensions;
pub use self::httpmessage::HttpMessage;
pub use self::message::{Message, RequestHead, ResponseHead};
pub use self::message::{Head, Message, RequestHead, ResponseHead};
pub use self::payload::{Payload, PayloadStream};
pub use self::request::Request;
pub use self::response::Response;

14
src/response.rs
View File

@ -242,6 +242,20 @@ impl<B: MessageBody> Response<B> {
self.body,
)
}
/// Set a body and return previous body value
pub fn map_body<F, B2: MessageBody>(mut self, f: F) -> Response<B2>
where
F: FnOnce(&mut ResponseHead, ResponseBody<B>) -> ResponseBody<B2>,
{
let body = f(&mut self.head, self.body);
Response {
head: self.head,
body: body,
error: self.error,
}
}
}
impl<B: MessageBody> fmt::Debug for Response<B> {