tools: enable no-useless-constructor lint rule

This commit enables ESLint's no-useless-constructor rule. Note
that the documentation examples that only include constructor
calls were left in tact.
PR-URL: #25055
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Roman Reiss <me@silverwind.io>
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: cjihrig

.eslintrc.js

@@ -235,6 +235,7 @@ module.exports = {
 }],
 'no-useless-call': 'error',
 'no-useless-concat': 'error',
+'no-useless-constructor': 'error',
 'no-useless-escape': 'error',
 'no-useless-return': 'error',
 'no-void': 'error',

doc/api/stream.md

@@ -1450,6 +1450,7 @@ of the four basic stream classes (`stream.Writable`, `stream.Readable`,
 `stream.Duplex`, or `stream.Transform`), making sure they call the appropriate
 parent class constructor:
 
+<!-- eslint-disable no-useless-constructor -->
 ```js
 const { Writable } =require('stream');
 
@@ -1547,6 +1548,7 @@ changes:
 *`autoDestroy` {boolean} Whether this stream should automatically call
 `.destroy()` on itself after ending. **Default:**`false`.
 
+<!-- eslint-disable no-useless-constructor -->
 ```js
 const { Writable } =require('stream');
 
@@ -1718,11 +1720,6 @@ required elements of a custom [`Writable`][] stream instance:
 const { Writable } =require('stream');
 
 classMyWritableextendsWritable {
-constructor(options) {
-super(options);
-// ...
- }
-
 _write(chunk, encoding, callback) {
 if (chunk.toString().indexOf('a') >=0) {
 callback(newError('chunk is invalid'));
@@ -1806,6 +1803,7 @@ changes:
 *`autoDestroy` {boolean} Whether this stream should automatically call
 `.destroy()` on itself after ending. **Default:**`false`.
 
+<!-- eslint-disable no-useless-constructor -->
 ```js
 const { Readable } =require('stream');
 
@@ -2064,6 +2062,7 @@ changes:
 *`writableHighWaterMark` {number} Sets `highWaterMark` for the writable side
  of the stream. Has no effect if `highWaterMark` is provided.
 
+<!-- eslint-disable no-useless-constructor -->
 ```js
 const { Duplex } =require('stream');
 
@@ -2218,6 +2217,7 @@ output on the `Readable` side is not consumed.
 *`flush` {Function} Implementation for the [`stream._flush()`][stream-_flush]
  method.
 
+<!-- eslint-disable no-useless-constructor -->
 ```js
 const { Transform } =require('stream');
 

lib/perf_hooks.js

@@ -143,8 +143,6 @@ function getMilestoneTimestamp(milestoneIdx) {
 }
 
 classPerformanceNodeTiming{
-constructor(){}
-
 getname(){
 return'node';
 }

lib/v8.js

@@ -172,10 +172,6 @@ class DefaultSerializer extends Serializer {
 }
 
 classDefaultDeserializerextendsDeserializer{
-constructor(buffer){
-super(buffer);
-}
-
 _readHostObject(){
 consttypeIndex=this.readUint32();
 constctor=arrayBufferViewTypes[typeIndex];

test/parallel/test-stream-writable-null.js

@@ -5,10 +5,6 @@ const assert = require('assert');
 conststream=require('stream');
 
 classMyWritableextendsstream.Writable{
-constructor(opt){
-super(opt);
-}
-
 _write(chunk,encoding,callback){
 assert.notStrictEqual(chunk,null);
 callback();