pub struct Response<T> { /* private fields */ }
Expand description

A response type wrapper.

Use it to modify the status code and HTTP headers.

Examples

use poem::{
    error::BadRequest,
    http::{Method, StatusCode, Uri},
    test::TestClient,
    Body, IntoEndpoint, Request, Result,
};
use poem_openapi::{
    payload::{Json, Response},
    OpenApi, OpenApiService,
};
use tokio::io::AsyncReadExt;

struct MyApi;

#[OpenApi]
impl MyApi {
    #[oai(path = "/test", method = "get")]
    async fn test(&self) -> Response<Json<i32>> {
        Response::new(Json(100)).header("foo", "bar")
    }
}

let api = OpenApiService::new(MyApi, "Demo", "0.1.0");

let resp = TestClient::new(api).get("/test").send().await;
resp.assert_status_is_ok();
resp.assert_header("foo", "bar");
resp.assert_text("100").await;

Implementations§

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impl<T> Response<T>

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pub fn new(resp: T) -> Self

Create a response object.

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pub fn status(self, status: StatusCode) -> Self

Sets the HTTP status for this response.

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pub fn header<K, V>(self, key: K, value: V) -> Selfwhere
    K: TryInto<HeaderName>,
    V: TryInto<HeaderValue>,

Appends a header to this response.

Trait Implementations§

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impl<T: ApiResponse> ApiResponse for Response<T>

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const BAD_REQUEST_HANDLER: bool = T::BAD_REQUEST_HANDLER

If true, it means that the response object has a custom bad request handler.
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fn meta() -> MetaResponses

Gets metadata of this response.
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fn register(registry: &mut Registry)

Register the schema contained in this response object to the registry.
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fn from_parse_request_error(err: Error) -> Self

Convert poem::Error to this response object.
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impl<T: IntoResponse> IntoResponse for Response<T>

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fn into_response(self) -> Response

Consume itself and return Response.
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fn with_header<K, V>(self, key: K, value: V) -> WithHeader<Self>where
    K: TryInto<HeaderName>,
    V: TryInto<HeaderValue>,
    Self: Sized,

Wrap an impl IntoResponse to add a header. Read more
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fn with_content_type<V>(self, content_type: V) -> WithContentType<Self>where
    V: TryInto<HeaderValue>,
    Self: Sized,

Wrap an impl IntoResponse to with a new content type. Read more
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fn with_status(self, status: StatusCode) -> WithStatus<Self>where
    Self: Sized,

Wrap an impl IntoResponse to set a status code. Read more
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fn with_body(self, body: impl Into<Body>) -> WithBody<Self>where
    Self: Sized,

Wrap an impl IntoResponse to set a body. Read more

Auto Trait Implementations§

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impl<T> RefUnwindSafe for Response<T>where
    T: RefUnwindSafe,

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impl<T> Send for Response<T>where
    T: Send,

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impl<T> Sync for Response<T>where
    T: Sync,

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impl<T> Unpin for Response<T>where
    T: Unpin,

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impl<T> UnwindSafe for Response<T>where
    T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere
    T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere
    T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere
    T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere
    U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoResult<T> for Twhere
    T: IntoResponse,

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fn into_result(self) -> Result<T, Error>

Consumes this value returns a poem::Result<T>.
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impl<T> Same<T> for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for Twhere
    U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere
    U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for Twhere
    V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where
    S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more