/docs/route-middleware.md | fastro@v0.94.1

title: “Route Middleware” description: The application that use route middleware image: https://fastro.deno.dev/fastro.png previous: route-middleware next: markdown

import fastro, { Context, HttpRequest } from "https://fastro.deno.dev/mod.ts";

const f = new fastro();

const m1 = (req: HttpRequest, ctx: Context) => {
    // console.log("middleware 1");
    req.m1 = "middleware1";
    return ctx.next();
};

const m2 = (_req: HttpRequest, ctx: Context) => {
    // console.log("middleware 2");
    return ctx.next();
};

const m3 = (_req: HttpRequest, ctx: Context) => {
    // console.log("middleware 3");
    return ctx.next();
};

const m4 = (_req: HttpRequest, ctx: Context) => {
    // console.log("middleware 4");
    return ctx.next();
};

const handler = (req: HttpRequest) => {
    // `middleware1` for get
    // `undefined` for post
    return req.m1;
};

f.get("/", m1, m2, m3, handler);
f.post("/", m4, handler);

await f.serve();