#logging code explainers

rust

use axum::{
    http::StatusCode,
    response::{IntoResponse, Response},
    Json,

How a custom error type maps to HTTP in Axum

error-handling enums trait-implementation

Intermediate 7 steps

java

@Component
public class RequestTimingInterceptor implements HandlerInterceptor {
 
    private static final Logger log = LoggerFactory.getLogger(RequestTimingInterceptor.class);

How a Spring HandlerInterceptor times requests

interceptor request-lifecycle logging

Intermediate 6 steps

typescript

import {
  Injectable,
  NestInterceptor,
  ExecutionContext,

How a NestJS logging interceptor works

interceptors rxjs logging

Intermediate 5 steps