cream 0.2.2

An implementation of SCIM (System for Cross-domain Identity Management).
Documentation 
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use axum::{
    extract::FromRequest,
    http::{header, HeaderValue, StatusCode},
    response::IntoResponse,
};
use bytes::{BufMut, BytesMut};
use serde::Serialize;

use crate::error::Error;

#[derive(FromRequest)]
#[from_request(via(axum::Json), rejection(Error))]
pub struct Json<T>(pub T);

// Copied from axum::Json and modified to use application/scim+json
impl<T: Serialize> IntoResponse for Json<T> {
    fn into_response(self) -> axum::response::Response {
        let mut buf = BytesMut::with_capacity(128).writer();
        match serde_json::to_writer(&mut buf, &self.0) {
            Ok(()) => (
                [(
                    header::CONTENT_TYPE,
                    HeaderValue::from_static("application/scim+json"),
                )],
                buf.into_inner().freeze(),
            )
                .into_response(),
            Err(err) => (
                StatusCode::INTERNAL_SERVER_ERROR,
                [(
                    header::CONTENT_TYPE,
                    HeaderValue::from_static("text/plain; charset=utf-8"),
                )],
                err.to_string(),
            )
                .into_response(),
        }
    }
}