dns: fix linter errors

PR-URL: #39987
Fixes: #31566
Refs: #6307
Refs: #20710
Refs: #38099
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

test/parallel/test-net-pingpong.js

@@ -130,4 +130,4 @@ const tmpdir = require('../common/tmpdir');
 tmpdir.refresh();
 pingPongTest(common.PIPE);
 pingPongTest(0);
-common.hasIPv6 ? pingPongTest(0, '::1') : pingPongTest(0, '127.0.0.1');
+if (common.hasIPv6) pingPongTest(0, '::1'); else pingPongTest(0, '127.0.0.1');

test/parallel/test-net-remote-address-port.js

@@ -34,10 +34,10 @@ const remoteFamilyCandidates = ['IPv4'];
 if (common.hasIPv6) remoteFamilyCandidates.push('IPv6');
 
 const server = net.createServer(common.mustCall(function(socket) {
-  // test to see real value in CI log
+  // Test to see real value in CI log
   assert.match(socket.remoteAddress,
-               /^127\.0\.0\.1$|^::1$|^::ffff:127.0.0.1$/);
-  // assert.ok(remoteAddrCandidates.includes(socket.remoteAddress));
+               /^127\.0\.0\.1$|^::1$|^::ffff:127\.0\.0\.1$/);
+  // REM: assert.ok(remoteAddrCandidates.includes(socket.remoteAddress));
   assert.ok(remoteFamilyCandidates.includes(socket.remoteFamily));
   assert.ok(socket.remotePort);
   assert.notStrictEqual(socket.remotePort, this.address().port);

test/pummel/test-net-pingpong.js

@@ -112,7 +112,7 @@ function pingPongTest(host, on_complete) {
 
 // All are run at once and will run on different ports.
 pingPongTest(null);
-common.hasIPv6 ? pingPongTest('::1') : pingPongTest('127.0.0.1');
+if (common.hasIPv6) pingPongTest('::1'); else pingPongTest('127.0.0.1');
 
 process.on('exit', function() {
   assert.strictEqual(tests_run, common.hasIPv6 ? 3 : 2);