=nullptr){// open(path, flags, mode, req)AsyncCall(env,req_wrap_async,args,"open",UTF8,AfterInteger,uv_fs_open,*path,flags,mode);}else{// open(path, flags, mode, undefined, ctx)CHECK_EQ(argc,5);FSReqWrapSync req_wrap_
stringify(jn) } } function addJsonApi(fn) { return async function (ctx) { const { request, res } = ctx request.cookies = { 'principal_dev': ctx.cookies.get('principal_dev') } res.json = json(ctx) await fn(request, res) } } function setPostApi() { let fileList = glob.sync(...
复制 class Immediate{constructor(callback, args) {this._idleNext =null;this._idlePrev =null; /* 初始化参数 */this._onImmediate = callback;this._argv = args;this._destroyed =false;this[kRefed] =false;initAsyncResource(this,'Immediate');this.ref();immediateInfo[kCount]++;immediateQueue.a...
AI代码解释 lib/fs.jsasyncfunctionopen(path,flags,mode){mode=modeNum(mode,0o666);path=getPathFromURL(path);validatePath(path);validateUint32(mode,'mode');returnnewFileHandle(awaitbinding.openFileHandle(pathModule.toNamespacedPath(path),stringToFlags(flags),mode,kUsePromises));}src/node_file.c...
async是声明一个异步的function,await是等待一个异步function的执行完成并获取异步function返回的数据,注意await外部包裹的方法必须是异步方法(扩展:所有返回为Promise的函数都可以用await获取其resolve的值) asyncfunctiontest(){returnnewPromise((resolve,reject)=>{ ...
With this feature enabled, Node.js will no longer throw ERR_REQUIRE_ESM if require() is used to load a ES module. It can, however, throw ERR_REQUIRE_ASYNC_MODULE if the ES module being loaded or its dependencies contain top-level await. When the ES module is loaded successfully by requ...
{"name":"grpc-examples","version":"0.1.0","dependencies": {"@grpc/proto-loader":"^0.5.0","async":"^1.5.2","google-protobuf":"^3.0.0","@grpc/grpc-js":"^1.1.0","lodash":"^4.6.1","minimist":"^1.2.0"} } 1 js 编译proto ...
readFileAsync(filename: string): Promise<NexeFile> Access (or create) a file within the downloaded Node.js source. addResource(filename: string, contents: Buffer): Promise<void> Add a resource to the nexe bundle files: NexeFile[] The cache of the currently read, modified, or crea...
/* TODO: 阻塞 */constfs=require('fs');constdata=fs.readFileSync('./file.js');console.log(data) 代码阻塞 :读取同级目录下的file.js文件,结果data为buffer结构,这样当读取过程中,会阻塞代码的执行,所以console.log(data)将被阻塞,只有当结果返回的时候,才能正常打印data。
If the object is a proxy, or if the property is a getter, this method will throw unless theaccessorsoption is true. reference.set(property, value, options)Promise reference.setIgnored(property, value, options) reference.setSync(property, value, options) ...