lib: use ES6 class inheritance style

PR-URL: https://github.com/nodejs/node/pull/24755
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>

lib/_http_agent.js

@@ -106,6 +106,7 @@ function Agent(options) {
   });
 }
 Object.setPrototypeOf(Agent.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(Agent, EventEmitter);
 
 Agent.defaultMaxSockets = Infinity;
 

lib/_http_client.js

@@ -280,6 +280,7 @@ function ClientRequest(input, options, cb) {
   this._deferToConnect(null, null, () => this._flush());
 }
 Object.setPrototypeOf(ClientRequest.prototype, OutgoingMessage.prototype);
+Object.setPrototypeOf(ClientRequest, OutgoingMessage);
 
 ClientRequest.prototype._finish = function _finish() {
   DTRACE_HTTP_CLIENT_REQUEST(this, this.connection);

lib/_http_incoming.js

@@ -72,6 +72,7 @@ function IncomingMessage(socket) {
   this._dumped = false;
 }
 Object.setPrototypeOf(IncomingMessage.prototype, Stream.Readable.prototype);
+Object.setPrototypeOf(IncomingMessage, Stream.Readable);
 
 IncomingMessage.prototype.setTimeout = function setTimeout(msecs, callback) {
   if (callback)

lib/_http_outgoing.js

@@ -107,6 +107,7 @@ function OutgoingMessage() {
   this._onPendingData = noopPendingOutput;
 }
 Object.setPrototypeOf(OutgoingMessage.prototype, Stream.prototype);
+Object.setPrototypeOf(OutgoingMessage, Stream);
 
 
 Object.defineProperty(OutgoingMessage.prototype, '_headers', {

lib/_http_server.js

@@ -138,6 +138,7 @@ function ServerResponse(req) {
   }
 }
 Object.setPrototypeOf(ServerResponse.prototype, OutgoingMessage.prototype);
+Object.setPrototypeOf(ServerResponse, OutgoingMessage);
 
 ServerResponse.prototype._finish = function _finish() {
   DTRACE_HTTP_SERVER_RESPONSE(this.connection);

lib/_stream_duplex.js

@@ -32,6 +32,7 @@ const Readable = require('_stream_readable');
 const Writable = require('_stream_writable');
 
 Object.setPrototypeOf(Duplex.prototype, Readable.prototype);
+Object.setPrototypeOf(Duplex, Readable);
 
 {
   // Allow the keys array to be GC'ed.

lib/_stream_passthrough.js

@@ -29,6 +29,7 @@ module.exports = PassThrough;
 
 const Transform = require('_stream_transform');
 Object.setPrototypeOf(PassThrough.prototype, Transform.prototype);
+Object.setPrototypeOf(PassThrough, Transform);
 
 function PassThrough(options) {
   if (!(this instanceof PassThrough))

lib/_stream_readable.js

@@ -45,6 +45,7 @@ let StringDecoder;
 let createReadableStreamAsyncIterator;
 
 Object.setPrototypeOf(Readable.prototype, Stream.prototype);
+Object.setPrototypeOf(Readable, Stream);
 
 const { errorOrDestroy } = destroyImpl;
 const kProxyEvents = ['error', 'close', 'destroy', 'pause', 'resume'];

lib/_stream_transform.js

@@ -72,6 +72,7 @@ const {
 } = require('internal/errors').codes;
 const Duplex = require('_stream_duplex');
 Object.setPrototypeOf(Transform.prototype, Duplex.prototype);
+Object.setPrototypeOf(Transform, Duplex);
 
 
 function afterTransform(er, data) {

lib/_stream_writable.js

@@ -47,6 +47,7 @@ const {
 const { errorOrDestroy } = destroyImpl;
 
 Object.setPrototypeOf(Writable.prototype, Stream.prototype);
+Object.setPrototypeOf(Writable, Stream);
 
 function nop() {}
 

lib/dgram.js

@@ -109,6 +109,7 @@ function Socket(type, listener) {
   };
 }
 Object.setPrototypeOf(Socket.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(Socket, EventEmitter);
 
 
 function createSocket(type, listener) {

lib/https.js

@@ -150,6 +150,7 @@ function Agent(options) {
   };
 }
 Object.setPrototypeOf(Agent.prototype, HttpAgent.prototype);
+Object.setPrototypeOf(Agent, HttpAgent);
 Agent.prototype.createConnection = createConnection;
 
 Agent.prototype.getName = function getName(options) {

lib/internal/child_process.js

@@ -266,6 +266,7 @@ function ChildProcess() {
   };
 }
 Object.setPrototypeOf(ChildProcess.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(ChildProcess, EventEmitter);
 
 
 function flushStdio(subprocess) {

lib/internal/cluster/worker.js

@@ -30,6 +30,7 @@ function Worker(options) {
 }
 
 Object.setPrototypeOf(Worker.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(Worker, EventEmitter);
 
 Worker.prototype.kill = function() {
   this.destroy.apply(this, arguments);

lib/internal/crypto/cipher.js

@@ -124,6 +124,7 @@ function Cipher(cipher, password, options) {
 }
 
 Object.setPrototypeOf(Cipher.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Cipher, LazyTransform);
 
 Cipher.prototype._transform = function _transform(chunk, encoding, callback) {
   this.push(this[kHandle].update(chunk, encoding));
@@ -254,6 +255,7 @@ function addCipherPrototypeFunctions(constructor) {
 }
 
 Object.setPrototypeOf(Cipheriv.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Cipheriv, LazyTransform);
 addCipherPrototypeFunctions(Cipheriv);
 legacyNativeHandle(Cipheriv);
 
@@ -265,6 +267,7 @@ function Decipher(cipher, password, options) {
 }
 
 Object.setPrototypeOf(Decipher.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Decipher, LazyTransform);
 addCipherPrototypeFunctions(Decipher);
 legacyNativeHandle(Decipher);
 
@@ -277,6 +280,7 @@ function Decipheriv(cipher, key, iv, options) {
 }
 
 Object.setPrototypeOf(Decipheriv.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Decipheriv, LazyTransform);
 addCipherPrototypeFunctions(Decipheriv);
 legacyNativeHandle(Decipheriv);
 

lib/internal/crypto/hash.js

@@ -39,6 +39,7 @@ function Hash(algorithm, options) {
 }
 
 Object.setPrototypeOf(Hash.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Hash, LazyTransform);
 
 Hash.prototype._transform = function _transform(chunk, encoding, callback) {
   this[kHandle].update(chunk, encoding);
@@ -100,6 +101,7 @@ function Hmac(hmac, key, options) {
 }
 
 Object.setPrototypeOf(Hmac.prototype, LazyTransform.prototype);
+Object.setPrototypeOf(Hmac, LazyTransform);
 
 Hmac.prototype.update = Hash.prototype.update;
 

lib/internal/crypto/sig.js

@@ -30,6 +30,7 @@ function Sign(algorithm, options) {
 }
 
 Object.setPrototypeOf(Sign.prototype, Writable.prototype);
+Object.setPrototypeOf(Sign, Writable);
 
 Sign.prototype._write = function _write(chunk, encoding, callback) {
   this.update(chunk, encoding);
@@ -101,6 +102,7 @@ function Verify(algorithm, options) {
 }
 
 Object.setPrototypeOf(Verify.prototype, Writable.prototype);
+Object.setPrototypeOf(Verify, Writable);
 
 Verify.prototype._write = Sign.prototype._write;
 Verify.prototype.update = Sign.prototype.update;

lib/internal/fs/streams.js

@@ -119,6 +119,7 @@ function ReadStream(path, options) {
   });
 }
 Object.setPrototypeOf(ReadStream.prototype, Readable.prototype);
+Object.setPrototypeOf(ReadStream, Readable);
 
 ReadStream.prototype.open = function() {
   fs.open(this.path, this.flags, this.mode, (er, fd) => {
@@ -273,6 +274,7 @@ function WriteStream(path, options) {
     this.open();
 }
 Object.setPrototypeOf(WriteStream.prototype, Writable.prototype);
+Object.setPrototypeOf(WriteStream, Writable);
 
 WriteStream.prototype._final = function(callback) {
   if (this.autoClose) {

lib/internal/fs/sync_write_stream.js

@@ -16,6 +16,7 @@ function SyncWriteStream(fd, options) {
 }
 
 Object.setPrototypeOf(SyncWriteStream.prototype, Writable.prototype);
+Object.setPrototypeOf(SyncWriteStream, Writable);
 
 SyncWriteStream.prototype._write = function(chunk, encoding, cb) {
   writeSync(this.fd, chunk, 0, chunk.length);

lib/internal/fs/watchers.js

@@ -36,6 +36,7 @@ function StatWatcher(bigint) {
   this[kUseBigint] = bigint;
 }
 Object.setPrototypeOf(StatWatcher.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(StatWatcher, EventEmitter);
 
 function onchange(newStatus, stats) {
   const self = this[owner_symbol];
@@ -132,6 +133,7 @@ function FSWatcher() {
   };
 }
 Object.setPrototypeOf(FSWatcher.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(FSWatcher, EventEmitter);
 
 
 // FIXME(joyeecheung): this method is not documented.

lib/internal/streams/legacy.js

@@ -6,6 +6,7 @@ function Stream() {
   EE.call(this);
 }
 Object.setPrototypeOf(Stream.prototype, EE.prototype);
+Object.setPrototypeOf(Stream, EE);
 
 Stream.prototype.pipe = function(dest, options) {
   var source = this;

lib/net.js

@@ -1146,6 +1146,7 @@ function Server(options, connectionListener) {
   this.pauseOnConnect = !!options.pauseOnConnect;
 }
 Object.setPrototypeOf(Server.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(Server, EventEmitter);
 
 
 function toNumber(x) { return (x = Number(x)) >= 0 ? x : false; }

lib/perf_hooks.js

@@ -209,6 +209,7 @@ class PerformanceNodeTiming {
 }
 Object.setPrototypeOf(
   PerformanceNodeTiming.prototype, PerformanceEntry.prototype);
+Object.setPrototypeOf(PerformanceNodeTiming, PerformanceEntry);
 
 const nodeTiming = new PerformanceNodeTiming();
 

lib/readline.js

@@ -246,6 +246,7 @@ function Interface(input, output, completer, terminal) {
 }
 
 Object.setPrototypeOf(Interface.prototype, EventEmitter.prototype);
+Object.setPrototypeOf(Interface, EventEmitter);
 
 Object.defineProperty(Interface.prototype, 'columns', {
   configurable: true,

lib/repl.js

@@ -753,6 +753,8 @@ function REPLServer(prompt,
   self.displayPrompt();
 }
 Object.setPrototypeOf(REPLServer.prototype, Interface.prototype);
+Object.setPrototypeOf(REPLServer, Interface);
+
 exports.REPLServer = REPLServer;
 
 exports.REPL_MODE_SLOPPY = Symbol('repl-sloppy');
@@ -923,6 +925,7 @@ function ArrayStream() {
   };
 }
 Object.setPrototypeOf(ArrayStream.prototype, Stream.prototype);
+Object.setPrototypeOf(ArrayStream, Stream);
 ArrayStream.prototype.readable = true;
 ArrayStream.prototype.writable = true;
 ArrayStream.prototype.resume = function() {};
@@ -1514,4 +1517,5 @@ function Recoverable(err) {
   this.err = err;
 }
 Object.setPrototypeOf(Recoverable.prototype, SyntaxError.prototype);
+Object.setPrototypeOf(Recoverable, SyntaxError);
 exports.Recoverable = Recoverable;

lib/zlib.js

@@ -318,6 +318,7 @@ function Zlib(opts, mode) {
   this.once('end', this.close);
 }
 Object.setPrototypeOf(Zlib.prototype, Transform.prototype);
+Object.setPrototypeOf(Zlib, Transform);
 
 Object.defineProperty(Zlib.prototype, '_closed', {
   configurable: true,
@@ -648,6 +649,7 @@ function Deflate(opts) {
   Zlib.call(this, opts, DEFLATE);
 }
 Object.setPrototypeOf(Deflate.prototype, Zlib.prototype);
+Object.setPrototypeOf(Deflate, Zlib);
 
 function Inflate(opts) {
   if (!(this instanceof Inflate))
@@ -655,6 +657,7 @@ function Inflate(opts) {
   Zlib.call(this, opts, INFLATE);
 }
 Object.setPrototypeOf(Inflate.prototype, Zlib.prototype);
+Object.setPrototypeOf(Inflate, Zlib);
 
 function Gzip(opts) {
   if (!(this instanceof Gzip))
@@ -662,6 +665,7 @@ function Gzip(opts) {
   Zlib.call(this, opts, GZIP);
 }
 Object.setPrototypeOf(Gzip.prototype, Zlib.prototype);
+Object.setPrototypeOf(Gzip, Zlib);
 
 function Gunzip(opts) {
   if (!(this instanceof Gunzip))
@@ -669,6 +673,7 @@ function Gunzip(opts) {
   Zlib.call(this, opts, GUNZIP);
 }
 Object.setPrototypeOf(Gunzip.prototype, Zlib.prototype);
+Object.setPrototypeOf(Gunzip, Zlib);
 
 function DeflateRaw(opts) {
   if (opts && opts.windowBits === 8) opts.windowBits = 9;
@@ -677,6 +682,7 @@ function DeflateRaw(opts) {
   Zlib.call(this, opts, DEFLATERAW);
 }
 Object.setPrototypeOf(DeflateRaw.prototype, Zlib.prototype);
+Object.setPrototypeOf(DeflateRaw, Zlib);
 
 function InflateRaw(opts) {
   if (!(this instanceof InflateRaw))
@@ -684,6 +690,7 @@ function InflateRaw(opts) {
   Zlib.call(this, opts, INFLATERAW);
 }
 Object.setPrototypeOf(InflateRaw.prototype, Zlib.prototype);
+Object.setPrototypeOf(InflateRaw, Zlib);
 
 function Unzip(opts) {
   if (!(this instanceof Unzip))
@@ -691,6 +698,7 @@ function Unzip(opts) {
   Zlib.call(this, opts, UNZIP);
 }
 Object.setPrototypeOf(Unzip.prototype, Zlib.prototype);
+Object.setPrototypeOf(Unzip, Zlib);
 
 function createConvenienceMethod(ctor, sync) {
   if (sync) {