Code Explainers

Code explainers tagged #extractors

rust 
use axum::{
    extract::Path,
    http::StatusCode,
    routing::{get, post},

Building a REST resource in Axum

rest-api routing serialization
Intermediate 9 steps
rust 
use axum::{extract::State, http::StatusCode, Json};
use serde::{Deserialize, Serialize};
use sqlx::PgPool;
use uuid::Uuid;

An atomic money transfer handler in Axum

database-transactions atomicity error-handling
Intermediate 9 steps
rust 
use axum::{
    extract::{Path, Query},
    http::Uri,
    response::{IntoResponse, Redirect},

Building HTTP redirect handlers in Axum

redirects extractors url-handling
Intermediate 7 steps
rust 
use std::time::Duration;
 
use axum::{
    extract::State,

Rate-limit errors as Axum responses

error-handling rate-limiting http-headers
Intermediate 6 steps
rust 
use axum::{
    async_trait,
    body::Bytes,
    extract::FromRequest,

A strict JSON extractor in Axum

extractors traits content-negotiation
Advanced 7 steps
rust 
use axum::{
    async_trait,
    extract::{FromRequestParts, State},
    http::{request::Parts, StatusCode},

Idempotent payments with an Axum extractor

idempotency extractors shared-state
Intermediate 8 steps
rust 
use std::time::Duration;
 
use axum::{
    extract::State,

Rate-limiting an expensive Axum route with tower

middleware concurrency-limiting shared-state
Intermediate 9 steps
rust 
use axum::{
    extract::State,
    http::{header, HeaderMap, StatusCode},
    response::{IntoResponse, Response},

Conditional GET caching in Axum

http-caching conditional-requests extractors
Intermediate 7 steps
rust 
use axum::{
    extract::{FromRef, FromRequestParts},
    http::{request::Parts, StatusCode},
    response::{IntoResponse, Response},

A custom API-key extractor in Axum

authentication extractors trait-implementation
Advanced 8 steps
rust 
use axum::{
    async_trait,
    extract::{FromRequestParts, State},
    http::{header, request::Parts, StatusCode},

Custom auth extractors in Axum

extractors authentication error-handling
Intermediate 9 steps
rust 
use axum::{extract::{Path, State}, http::StatusCode, Json};
use serde::Serialize;
use std::sync::Arc;
 

Concurrent dashboard aggregation in Axum

concurrency error-handling graceful-degradation
Intermediate 7 steps
rust 
use axum::{
    extract::{Path, State},
    http::{header, HeaderMap, StatusCode},
    response::{IntoResponse, Response},

Optimistic concurrency with ETags in Axum

optimistic-concurrency etag http-headers
Intermediate 8 steps
rust 
use axum::{
    async_trait,
    extract::{rejection::JsonRejection, FromRequest, Request},
    http::StatusCode,

A validating JSON extractor in Axum

extractors validation error-handling
Intermediate 7 steps
rust 
use std::sync::Arc;
use axum::{
    body::Body,
    extract::{Extension, State},

Passing per-request context through Axum middleware

middleware request-context dependency-injection
Intermediate 8 steps
rust 
use axum::{
    extract::{Path, State},
    http::StatusCode,
    response::{IntoResponse, Response},

Typed error handling in an Axum handler

error-handling extractors validation
Intermediate 9 steps
rust 
use axum::{
    body::Bytes,
    extract::State,
    http::StatusCode,

Handling raw byte uploads in Axum

extractors shared-state request-limits
Intermediate 7 steps
rust 
use axum::{extract::State, http::StatusCode, response::IntoResponse, Json};
use serde::{Deserialize, Serialize};
use uuid::Uuid;
 

Building a typed create_user handler in Axum

serde extractors sqlx
Intermediate 7 steps
rust 
use axum::{
    extract::{Path, State},
    routing::{get, post},
    Json, Router,

Building a nested REST API router in Axum

routing extractors shared-state
Intermediate 8 steps