Koa发送http请求

const Koa = require('koa');
const app = new Koa();

// logger
app.use(async (ctx, next) => {
console.log('第一层洋葱 - 开始')
await next();
const rt = ctx.response.get('X-Response-Time');
console.log(`${ctx.method} ${ctx.url} - ${rt}`);
console.log('第一层洋葱 - 结束')
});

// x-response-time
app.use(async (ctx, next) => {
console.log('第二层洋葱 - 开始')
const start = Date.now();
await next();
const ms = Date.now() - start;
ctx.set('X-Response-Time', `${ms}ms`);
console.lo

Koa发送http请求最先出现在Python成神之路。