net: use strict comparisons for fd

This commit removes an eslint-disable comment, and moves file descriptor checks to use strict equality. These checks were using loose equality to support numeric and string file descriptors. However, d9e95d8 introduced strict validation, making the loose equality checks redundant. PR-URL: #25014 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com> Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>

Author: cjihrig

lib/net.js

@@ -281,11 +281,8 @@ function Socket(options) {
  throw errnoException(err, 'open');
 
  this[async_id_symbol] = this._handle.getAsyncId();
- // options.fd can be string (since it is user-defined),
- // so changing this to === would be semver-major
- // See: https://github.com/nodejs/node/pull/11513
- // eslint-disable-next-line eqeqeq
- if ((fd == 1 || fd == 2) &&
+
+ if ((fd === 1 || fd === 2) &&
  (this._handle instanceof Pipe) &&
  process.platform === 'win32') {
  // Make stdout and stderr blocking on Windows