@fanoutio/serve-grip/build/hono/fastly/util.js

Connect-style Middleware for GRIP

/// <reference types="@fastly/js-compute" />
import { createFanoutHandoff } from 'fastly:fanout';
import { createMiddleware } from 'hono/factory';
export const fanoutSelfHandoffMiddleware = (backend = 'self') => createMiddleware(async (c, next) => {
    if (!c.req.raw.headers.has('Grip-Sig')) {
        c.res = undefined;
        c.res = createFanoutHandoff(c.req.raw, backend);
        return;
    }
    await next();
});