rwsdk/dist/runtime/requestInfo/worker.js

Build fast, server-driven webapps on Cloudflare with SSR, RSC, and realtime

import { AsyncLocalStorage } from "async_hooks";
const requestInfoDeferred = Promise.withResolvers();
const requestInfoStore = new AsyncLocalStorage();
const requestInfoBase = {};
const REQUEST_INFO_KEYS = ["request", "params", "ctx", "headers", "rw", "cf", "response"];
REQUEST_INFO_KEYS.forEach((key) => {
    Object.defineProperty(requestInfoBase, key, {
        enumerable: true,
        configurable: false,
        get: function () {
            const store = requestInfoStore.getStore();
            return store ? store[key] : undefined;
        },
    });
});
export const requestInfo = Object.freeze(requestInfoBase);
export function getRequestInfo() {
    const store = requestInfoStore.getStore();
    if (!store) {
        throw new Error("Request context not found");
    }
    return store;
}
export function waitForRequestInfo() {
    return requestInfoDeferred.promise;
}
export function runWithRequestInfo(nextRequestInfo, fn) {
    const runWithRequestInfoFn = () => {
        requestInfoDeferred.resolve(nextRequestInfo);
        return fn();
    };
    return requestInfoStore.run(nextRequestInfo, runWithRequestInfoFn);
}
export function runWithRequestInfoOverrides(overrides, fn) {
    const requestInfo = requestInfoStore.getStore();
    const newRequestInfo = {
        ...requestInfo,
        ...overrides,
    };
    return runWithRequestInfo(newRequestInfo, fn);
}