securityos/node_modules/next/dist/experimental/testmode/server.js

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
0 && (module.exports = {
    interceptTestApis: null,
    wrapRequestHandlerWorker: null,
    wrapRequestHandlerNode: null
});
function _export(target, all) {
    for(var name in all)Object.defineProperty(target, name, {
        enumerable: true,
        get: all[name]
    });
}
_export(exports, {
    interceptTestApis: function() {
        return interceptTestApis;
    },
    wrapRequestHandlerWorker: function() {
        return wrapRequestHandlerWorker;
    },
    wrapRequestHandlerNode: function() {
        return wrapRequestHandlerNode;
    }
});
const _async_hooks = require("async_hooks");
const _ClientRequest = require("next/dist/compiled/@mswjs/interceptors/ClientRequest");
const testStorage = new _async_hooks.AsyncLocalStorage();
function getTestStack() {
    let stack = (new Error().stack ?? "").split("\n");
    // Skip the first line and find first non-empty line.
    for(let i = 1; i < stack.length; i++){
        if (stack[i].length > 0) {
            stack = stack.slice(i);
            break;
        }
    }
    // Filter out franmework lines.
    stack = stack.filter((f)=>!f.includes("/next/dist/"));
    // At most 5 lines.
    stack = stack.slice(0, 5);
    // Cleanup some internal info and trim.
    stack = stack.map((s)=>s.replace("webpack-internal:///(rsc)/", "").trim());
    return stack.join("    ");
}
async function buildProxyRequest(testData, request) {
    const { url, method, headers, body, cache, credentials, integrity, mode, redirect, referrer, referrerPolicy } = request;
    return {
        testData,
        api: "fetch",
        request: {
            url,
            method,
            headers: [
                ...Array.from(headers),
                [
                    "next-test-stack",
                    getTestStack()
                ]
            ],
            body: body ? Buffer.from(await request.arrayBuffer()).toString("base64") : null,
            cache,
            credentials,
            integrity,
            mode,
            redirect,
            referrer,
            referrerPolicy
        }
    };
}
function buildResponse(proxyResponse) {
    const { status, headers, body } = proxyResponse.response;
    return new Response(body ? Buffer.from(body, "base64") : null, {
        status,
        headers: new Headers(headers)
    });
}
async function handleFetch(originalFetch, request) {
    const testInfo = testStorage.getStore();
    if (!testInfo) {
        throw new Error("No test info");
    }
    const { testData, proxyPort } = testInfo;
    const proxyRequest = await buildProxyRequest(testData, request);
    const resp = await originalFetch(`http://localhost:${proxyPort}`, {
        method: "POST",
        body: JSON.stringify(proxyRequest),
        next: {
            // @ts-ignore
            internal: true
        }
    });
    if (!resp.ok) {
        throw new Error(`Proxy request failed: ${resp.status}`);
    }
    const proxyResponse = await resp.json();
    const { api } = proxyResponse;
    switch(api){
        case "continue":
            return originalFetch(request);
        case "abort":
        case "unhandled":
            throw new Error(`Proxy request aborted [${request.method} ${request.url}]`);
        default:
            break;
    }
    return buildResponse(proxyResponse);
}
function interceptFetch() {
    const originalFetch = global.fetch;
    global.fetch = function testFetch(input, init) {
        var _init_next;
        // Passthrough internal requests.
        // @ts-ignore
        if (init == null ? void 0 : (_init_next = init.next) == null ? void 0 : _init_next.internal) {
            return originalFetch(input, init);
        }
        return handleFetch(originalFetch, new Request(input, init));
    };
}
function interceptTestApis() {
    const originalFetch = global.fetch;
    interceptFetch();
    const clientRequestInterceptor = new _ClientRequest.ClientRequestInterceptor();
    clientRequestInterceptor.on("request", async ({ request })=>{
        const response = await handleFetch(originalFetch, request);
        request.respondWith(response);
    });
    clientRequestInterceptor.apply();
    // Cleanup.
    return ()=>{
        clientRequestInterceptor.dispose();
        global.fetch = originalFetch;
    };
}
function wrapRequestHandlerWorker(handler) {
    return async (req, res)=>{
        const proxyPortHeader = req.headers["next-test-proxy-port"];
        if (!proxyPortHeader) {
            await handler(req, res);
            return;
        }
        const url = req.url ?? "";
        const proxyPort = Number(proxyPortHeader);
        const testData = req.headers["next-test-data"] ?? "";
        const testReqInfo = {
            url,
            proxyPort,
            testData
        };
        await testStorage.run(testReqInfo, ()=>handler(req, res));
    };
}
function wrapRequestHandlerNode(handler) {
    return async (req, res, parsedUrl)=>{
        const proxyPortHeader = req.headers["next-test-proxy-port"];
        if (!proxyPortHeader) {
            await handler(req, res, parsedUrl);
            return;
        }
        const url = req.url ?? "";
        const proxyPort = Number(proxyPortHeader);
        const testData = req.headers["next-test-data"] ?? "";
        const testReqInfo = {
            url,
            proxyPort,
            testData
        };
        await testStorage.run(testReqInfo, ()=>handler(req, res, parsedUrl));
    };
}

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