Struct Json 

pub struct Json<T>(pub T);

A JSON response wrapper.

Serializes T as JSON and sets Content-Type: application/json.

Example

use typeway_server::Json;

#[derive(serde::Serialize)]
struct User { id: u32, name: String }

async fn get_user() -> Json<User> {
    Json(User { id: 1, name: "Alice".into() })
}

Tuple Fields

0: T

Trait Implementations

impl<T: DeserializeOwned + Send> FromRequest for Json<T>

JSON request body extractor.

Parses the request body as JSON. Requires Content-Type: application/json.

Example

async fn create_user(Json(body): Json<CreateUser>) -> Json<User> {
    // body: CreateUser, deserialized from JSON
}

type Error = (StatusCode, String)

The error type returned when extraction fails.

async fn from_request(_parts: &Parts, body: Bytes) -> Result<Self, Self::Error>

Extract this type from the request parts and pre-collected body bytes.

impl<T: Serialize> IntoResponse for Json<T>

fn into_response(self) -> Response<BoxBody>

Convert this value into an HTTP response.