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Mini Shell
Mini Shell
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.clearModuleContext = clearModuleContext;
exports.getModuleContext = getModuleContext;
var _middleware = require("next/dist/compiled/@next/react-dev-overlay/dist/middleware");
var _constants = require("../../../shared/lib/constants");
var _edgeRuntime = require("next/dist/compiled/edge-runtime");
var _fs = require("fs");
var _utils = require("../utils");
var _pick = require("../../../lib/pick");
var _fetchInlineAssets = require("./fetch-inline-assets");
const WEBPACK_HASH_REGEX = /__webpack_require__\.h = function\(\) \{ return "[0-9a-f]+"; \}/g;
/**
* A Map of cached module contexts indexed by the module name. It allows
* to have a different cache scoped per module name or depending on the
* provided module key on creation.
*/ const moduleContexts = new Map();
function clearModuleContext(path, content) {
for (const [key, cache] of moduleContexts){
var ref;
const prev = (ref = cache == null ? void 0 : cache.paths.get(path)) == null ? void 0 : ref.replace(WEBPACK_HASH_REGEX, "");
if (typeof prev !== "undefined" && prev !== content.toString().replace(WEBPACK_HASH_REGEX, "")) {
moduleContexts.delete(key);
}
}
}
async function loadWasm(wasm) {
const modules = {};
await Promise.all(wasm.map(async (binding)=>{
const module = await WebAssembly.compile(await _fs.promises.readFile(binding.filePath));
modules[binding.name] = module;
}));
return modules;
}
function buildEnvironmentVariablesFrom(keys) {
const pairs = keys.map((key)=>[
key,
process.env[key]
]);
const env = Object.fromEntries(pairs);
env.NEXT_RUNTIME = "edge";
return env;
}
function throwUnsupportedAPIError(name) {
const error = new Error(`A Node.js API is used (${name}) which is not supported in the Edge Runtime.
Learn more: https://nextjs.org/docs/api-reference/edge-runtime`);
(0, _middleware).decorateServerError(error, _constants.COMPILER_NAMES.edgeServer);
throw error;
}
function createProcessPolyfill(options) {
const env = buildEnvironmentVariablesFrom(options.env);
const processPolyfill = {
env
};
const overridenValue = {};
for (const key of Object.keys(process)){
if (key === "env") continue;
Object.defineProperty(processPolyfill, key, {
get () {
if (overridenValue[key]) {
return overridenValue[key];
}
if (typeof process[key] === "function") {
return ()=>throwUnsupportedAPIError(`process.${key}`);
}
return undefined;
},
set (value) {
overridenValue[key] = value;
},
enumerable: false
});
}
return processPolyfill;
}
function addStub(context, name) {
Object.defineProperty(context, name, {
get () {
return function() {
throwUnsupportedAPIError(name);
};
},
enumerable: false
});
}
function getDecorateUnhandledError(runtime) {
const EdgeRuntimeError = runtime.evaluate(`Error`);
return (error)=>{
if (error instanceof EdgeRuntimeError) {
(0, _middleware).decorateServerError(error, _constants.COMPILER_NAMES.edgeServer);
}
};
}
/**
* Create a module cache specific for the provided parameters. It includes
* a runtime context, require cache and paths cache.
*/ async function createModuleContext(options) {
const warnedEvals = new Set();
const warnedWasmCodegens = new Set();
var _wasm;
const wasm = await loadWasm((_wasm = options.edgeFunctionEntry.wasm) != null ? _wasm : []);
const runtime = new _edgeRuntime.EdgeRuntime({
codeGeneration: process.env.NODE_ENV !== "production" ? {
strings: true,
wasm: true
} : undefined,
extend: (context)=>{
context.process = createProcessPolyfill(options);
context.__next_eval__ = function __next_eval__(fn) {
const key = fn.toString();
if (!warnedEvals.has(key)) {
const warning = (0, _middleware).getServerError(new Error(`Dynamic Code Evaluation (e. g. 'eval', 'new Function') not allowed in Edge Runtime
Learn More: https://nextjs.org/docs/messages/edge-dynamic-code-evaluation`), _constants.COMPILER_NAMES.edgeServer);
warning.name = "DynamicCodeEvaluationWarning";
Error.captureStackTrace(warning, __next_eval__);
warnedEvals.add(key);
options.onWarning(warning);
}
return fn();
};
context.__next_webassembly_compile__ = function __next_webassembly_compile__(fn) {
const key = fn.toString();
if (!warnedWasmCodegens.has(key)) {
const warning = (0, _middleware).getServerError(new Error(`Dynamic WASM code generation (e. g. 'WebAssembly.compile') not allowed in Edge Runtime.
Learn More: https://nextjs.org/docs/messages/edge-dynamic-code-evaluation`), _constants.COMPILER_NAMES.edgeServer);
warning.name = "DynamicWasmCodeGenerationWarning";
Error.captureStackTrace(warning, __next_webassembly_compile__);
warnedWasmCodegens.add(key);
options.onWarning(warning);
}
return fn();
};
context.__next_webassembly_instantiate__ = async function __next_webassembly_instantiate__(fn) {
const result = await fn();
// If a buffer is given, WebAssembly.instantiate returns an object
// containing both a module and an instance while it returns only an
// instance if a WASM module is given. Utilize the fact to determine
// if the WASM code generation happens.
//
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/instantiate#primary_overload_%E2%80%94_taking_wasm_binary_code
const instantiatedFromBuffer = result.hasOwnProperty("module");
const key = fn.toString();
if (instantiatedFromBuffer && !warnedWasmCodegens.has(key)) {
const warning = (0, _middleware).getServerError(new Error(`Dynamic WASM code generation ('WebAssembly.instantiate' with a buffer parameter) not allowed in Edge Runtime.
Learn More: https://nextjs.org/docs/messages/edge-dynamic-code-evaluation`), _constants.COMPILER_NAMES.edgeServer);
warning.name = "DynamicWasmCodeGenerationWarning";
Error.captureStackTrace(warning, __next_webassembly_instantiate__);
warnedWasmCodegens.add(key);
options.onWarning(warning);
}
return result;
};
const __fetch = context.fetch;
context.fetch = async (input, init = {})=>{
var ref;
const assetResponse = await (0, _fetchInlineAssets).fetchInlineAsset({
input,
assets: options.edgeFunctionEntry.assets,
distDir: options.distDir,
context
});
if (assetResponse) {
return assetResponse;
}
var _headers;
init.headers = new Headers((_headers = init.headers) != null ? _headers : {});
const prevs = ((ref = init.headers.get(`x-middleware-subrequest`)) == null ? void 0 : ref.split(":")) || [];
const value = prevs.concat(options.moduleName).join(":");
init.headers.set("x-middleware-subrequest", value);
if (!init.headers.has("user-agent")) {
init.headers.set(`user-agent`, `Next.js Middleware`);
}
if (typeof input === "object" && "url" in input) {
return __fetch(input.url, {
...(0, _pick).pick(input, [
"method",
"body",
"cache",
"credentials",
"integrity",
"keepalive",
"mode",
"redirect",
"referrer",
"referrerPolicy",
"signal",
]),
...init,
headers: {
...Object.fromEntries(input.headers),
...Object.fromEntries(init.headers)
}
});
}
return __fetch(String(input), init);
};
const __Request = context.Request;
context.Request = class extends __Request {
constructor(input, init){
const url = typeof input !== "string" && "url" in input ? input.url : String(input);
(0, _utils).validateURL(url);
super(url, init);
}
};
const __redirect = context.Response.redirect.bind(context.Response);
context.Response.redirect = (...args)=>{
(0, _utils).validateURL(args[0]);
return __redirect(...args);
};
for (const name of _constants.EDGE_UNSUPPORTED_NODE_APIS){
addStub(context, name);
}
Object.assign(context, wasm);
return context;
}
});
const decorateUnhandledError = getDecorateUnhandledError(runtime);
runtime.context.addEventListener("unhandledrejection", decorateUnhandledError);
runtime.context.addEventListener("error", decorateUnhandledError);
return {
runtime,
paths: new Map(),
warnedEvals: new Set()
};
}
const pendingModuleCaches = new Map();
function getModuleContextShared(options) {
let deferredModuleContext = pendingModuleCaches.get(options.moduleName);
if (!deferredModuleContext) {
deferredModuleContext = createModuleContext(options);
pendingModuleCaches.set(options.moduleName, deferredModuleContext);
}
return deferredModuleContext;
}
async function getModuleContext(options) {
let moduleContext = options.useCache ? moduleContexts.get(options.moduleName) : await getModuleContextShared(options);
if (!moduleContext) {
moduleContext = await createModuleContext(options);
moduleContexts.set(options.moduleName, moduleContext);
}
const evaluateInContext = (filepath)=>{
if (!moduleContext.paths.has(filepath)) {
const content = (0, _fs).readFileSync(filepath, "utf-8");
try {
moduleContext == null ? void 0 : moduleContext.runtime.evaluate(content);
moduleContext.paths.set(filepath, content);
} catch (error) {
if (options.useCache) {
moduleContext == null ? void 0 : moduleContext.paths.delete(options.moduleName);
}
throw error;
}
}
};
return {
...moduleContext,
evaluateInContext
};
}
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Zerion Mini Shell 1.0