lib,test: fix spelling in comments

lib/internal/async_hooks.js

@@ -33,7 +33,7 @@ const { async_hook_fields, async_id_fields } = async_wrap;
 // of a fatal exception this stack is emptied after calling each hook's after()
 // callback.
 const { pushAsyncIds: pushAsyncIds_, popAsyncIds: popAsyncIds_ } = async_wrap;
-// For performance reasons, only track Proimses when a hook is enabled.
+// For performance reasons, only track Promises when a hook is enabled.
 const { enablePromiseHook, disablePromiseHook } = async_wrap;
 // Properties in active_hooks are used to keep track of the set of hooks being
 // executed in case another hook is enabled/disabled. The new set of hooks is

lib/internal/http2/core.js

@@ -1556,7 +1556,7 @@ class Http2Stream extends Duplex {
     return !!(this[kState].flags & STREAM_FLAGS_HEADERS_SENT);
   }
 
-  // true if the Http2Stream was aborted abornomally.
+  // true if the Http2Stream was aborted abnormally.
   get aborted() {
     return !!(this[kState].flags & STREAM_FLAGS_ABORTED);
   }
@@ -2392,7 +2392,7 @@ Object.defineProperty(Http2Session.prototype, 'setTimeout', setTimeout);
 
 
 // When the socket emits an error, destroy the associated Http2Session and
-// foward it the same error.
+// forward it the same error.
 function socketOnError(error) {
   const session = this[kSession];
   if (session !== undefined) {

test/abort/test-http-parser-consume.js

@@ -11,12 +11,12 @@ if (process.argv[2] === 'child') {
     const rr = get({ port: server.address().port }, common.mustCall(() => {
       // This bad input (0) should abort the parser and the process
       rr.parser.consume(0);
-      // This line should be unreachanble.
+      // This line should be unreachable.
       assert.fail('this should be unreachable');
     }));
   }));
 } else {
-  // super-proces
+  // super-process
   const child = spawn(process.execPath, [__filename, 'child']);
   child.stdout.on('data', common.mustNotCall());
 

test/async-hooks/hook-checks.js

@@ -11,7 +11,7 @@ require('../common');
  * @param {Object} activity including timestamps for each life time event,
  *                 i.e. init, before ...
  * @param {Object} hooks the expected life time event invocations with a count
- *                       indicating how oftn they should have been invoked,
+ *                       indicating how often they should have been invoked,
  *                       i.e. `{ init: 1, before: 2, after: 2 }`
  * @param {String} stage the name of the stage in the test at which we are
  *                       checking the invocations

test/async-hooks/test-internal-nexttick-default-trigger.js

@@ -3,7 +3,7 @@
 const common = require('../common');
 
 // This tests ensures that the triggerId of both the internal and external
-// nexTick function sets the triggerAsyncId correctly.
+// nextTick function sets the triggerAsyncId correctly.
 
 const assert = require('assert');
 const async_hooks = require('async_hooks');

test/async-hooks/test-pipeconnectwrap.js

@@ -53,7 +53,7 @@ function onlisten() {
 const awaitOnconnectCalls = new Set(['server', 'client']);
 function maybeOnconnect(source) {
   // both server and client must call onconnect. On most OS's waiting for
-  // the client is sufficient, but on CertOS 5 the sever needs to respond too.
+  // the client is sufficient, but on CentOS 5 the sever needs to respond too.
   assert.ok(awaitOnconnectCalls.size > 0);
   awaitOnconnectCalls.delete(source);
   if (awaitOnconnectCalls.size > 0) return;

test/async-hooks/verify-graph.js

@@ -32,7 +32,7 @@ function pruneTickObjects(activities) {
       foundTickObject = true;
 
       // point all triggerAsyncIds that point to the tickObject
-      // to its triggerAsyncId and findally remove it from the activities
+      // to its triggerAsyncId and finally remove it from the activities
       const tickObject = activities[tickObjectIdx];
       const newTriggerId = tickObject.triggerAsyncId;
       const oldTriggerId = tickObject.uid;

test/common/index.js

@@ -81,7 +81,7 @@ if (process.env.NODE_TEST_WITH_ASYNC_HOOKS) {
   const async_wrap = process.binding('async_wrap');
 
   process.on('exit', () => {
-    // itterate through handles to make sure nothing crashes
+    // iterate through handles to make sure nothing crashes
     for (const k in initHandles)
       util.inspect(initHandles[k]);
   });

test/fixtures/net-fd-passing-receiver.js

@@ -45,7 +45,7 @@ receiver = net.createServer(function(socket) {
   });
 });
 
-/* To signal the test runne we're up and listening */
+/* To signal the test runner we're up and listening */
 receiver.on('listening', function() {
   console.log('ready');
 });

test/parallel/test-async-hooks-http-agent.js

@@ -8,7 +8,7 @@ const http = require('http');
 // Checks that an http.Agent properly asyncReset()s a reused socket handle, and
 // re-assigns the fresh async id to the reused `net.Socket` instance.
 
-// Make sure a single socket is transpartently reused for 2 requests.
+// Make sure a single socket is transparently reused for 2 requests.
 const agent = new http.Agent({
   keepAlive: true,
   keepAliveMsecs: Infinity,

test/parallel/test-async-hooks-promise-enable-disable.js

@@ -11,13 +11,13 @@ let p_inits = 0;
 common.crashOnUnhandledRejection();
 
 // Not useful to place common.mustCall() around 'exit' event b/c it won't be
-// able to check it anway.
+// able to check it anyway.
 process.on('exit', (code) => {
   if (code !== 0)
     return;
   if (p_er !== null)
     throw p_er;
-  // Expecint exactly 2 PROMISE types to reach init.
+  // Expecting exactly 2 PROMISE types to reach init.
   assert.strictEqual(p_inits, EXPECTED_INITS);
 });
 

test/parallel/test-async-wrap-pop-id-during-load.js

@@ -8,7 +8,7 @@ if (process.argv[2] === 'async') {
     throw new Error();
   }
   (async function() { await fn(); })();
-  // While the above should error, just in case it dosn't the script shouldn't
+  // While the above should error, just in case it doesn't the script shouldn't
   // fork itself indefinitely so return early.
   return;
 }

test/parallel/test-buffer-fill.js

@@ -371,7 +371,7 @@ Buffer.alloc(8, '');
           return 0;
         } else {
           elseWasLast = true;
-          // Once buffer.js calls the C++ implemenation of fill, return -1
+          // Once buffer.js calls the C++ implementation of fill, return -1
           return -1;
         }
       }
@@ -408,7 +408,7 @@ common.expectsError(() => {
           return 1;
         } else {
           elseWasLast = true;
-          // Once buffer.js calls the C++ implemenation of fill, return -1
+          // Once buffer.js calls the C++ implementation of fill, return -1
           return -1;
         }
       }

test/parallel/test-buffer-includes.js

@@ -137,7 +137,7 @@ assert.strictEqual(
 );
 
 
-// test usc2 encoding
+// test ucs2 encoding
 let twoByteString = Buffer.from('\u039a\u0391\u03a3\u03a3\u0395', 'ucs2');
 
 assert(twoByteString.includes('\u0395', 4, 'ucs2'));

test/parallel/test-buffer-indexof.js

@@ -554,7 +554,7 @@ assert.strictEqual(511, longBufferString.lastIndexOf(pattern, 1534));
 // "yolo swag swag yolo swag yolo yolo swag" ..., goes on for about 5MB.
 // This is hard to search because it all looks similar, but never repeats.
 
-// countBits returns the number of bits in the binary reprsentation of n.
+// countBits returns the number of bits in the binary representation of n.
 function countBits(n) {
   let count;
   for (count = 0; n > 0; count++) {

test/parallel/test-buffer-read.js

@@ -22,11 +22,11 @@ function read(buff, funx, args, expected) {
 
 }
 
-// testing basic functionality of readDoubleBE() and readDOubleLE()
+// testing basic functionality of readDoubleBE() and readDoubleLE()
 read(buf, 'readDoubleBE', [1], -3.1827727774563287e+295);
 read(buf, 'readDoubleLE', [1], -6.966010051009108e+144);
 
-// testing basic functionality of readFLoatBE() and readFloatLE()
+// testing basic functionality of readFloatBE() and readFloatLE()
 read(buf, 'readFloatBE', [1], -1.6691549692541768e+37);
 read(buf, 'readFloatLE', [1], -7861303808);
 

test/parallel/test-child-process-internal.js

@@ -32,7 +32,7 @@ if (process.argv[2] === 'child') {
   //send non-internal message containing PREFIX at a non prefix position
   process.send(normal);
 
-  //send inernal message
+  //send internal message
   process.send(internal);
 
   process.exit(0);

test/parallel/test-child-process-send-returns-boolean.js

@@ -14,7 +14,7 @@ const fixtures = require('../common/fixtures');
 const subScript = fixtures.path('child-process-persistent.js');
 
 {
-  // Test `send` return value on `fork` that opens and IPC by deafult.
+  // Test `send` return value on `fork` that opens and IPC by default.
   const n = fork(subScript);
   // `subprocess.send` should always return `true` for the first send.
   const rv = n.send({ h: 'w' }, (err) => { if (err) assert.fail(err); });
@@ -31,12 +31,12 @@ const subScript = fixtures.path('child-process-persistent.js');
   const server = net.createServer(common.mustNotCall()).listen(0, () => {
     const handle = server._handle;
 
-    // Sending a handle and not giving the tickQueue time to acknoladge should
+    // Sending a handle and not giving the tickQueue time to acknowledge should
     // create the internal backlog, but leave it empty.
     const rv1 = s.send('one', handle, (err) => { if (err) assert.fail(err); });
     assert.strictEqual(rv1, true);
-    // Since the first `send` included a handle (should be unackoladged),
-    // we can safly queue up only one more message.
+    // Since the first `send` included a handle (should be unacknowledged),
+    // we can safely queue up only one more message.
     const rv2 = s.send('two', (err) => { if (err) assert.fail(err); });
     assert.strictEqual(rv2, true);
     // The backlog should now be indicate to backoff.

test/parallel/test-crypto-deprecated.js

@@ -14,7 +14,7 @@ common.expectWarning('DeprecationWarning', [
 
 // Accessing the deprecated function is enough to trigger the warning event.
 // It does not need to be called. So the assert serves the purpose of both
-// triggering the warning event and confirming that the deprected function is
+// triggering the warning event and confirming that the deprecated function is
 // mapped to the correct non-deprecated function.
 assert.strictEqual(crypto.Credentials, tls.SecureContext);
 assert.strictEqual(crypto.createCredentials, tls.createSecureContext);

test/parallel/test-crypto-fips.js

@@ -96,7 +96,7 @@ testHelper(
 // to try to call the fips setter, to try to detect this situation, as
 // that would throw an error:
 // ("Error: Cannot set FIPS mode in a non-FIPS build.").
-// Due to this uncertanty the following tests are skipped when configured
+// Due to this uncertainty the following tests are skipped when configured
 // with --shared-openssl.
 if (!sharedOpenSSL()) {
   // OpenSSL config file should be able to turn on FIPS mode

test/parallel/test-domain-throw-error-then-throw-from-uncaught-exception-handler.js

@@ -25,7 +25,7 @@ if (process.argv[2] === 'child') {
       // is not properly flushed in V8's Isolate::Throw right before the
       // process aborts due to an uncaught exception, and thus the error
       // message representing the error that was thrown cannot be read by the
-      // parent process. So instead of parsing the child process' stdandard
+      // parent process. So instead of parsing the child process' standard
       // error, the parent process will check that in the case
       // --abort-on-uncaught-exception was passed, the process did not exit
       // with exit code RAN_UNCAUGHT_EXCEPTION_HANDLER_EXIT_CODE.

test/parallel/test-event-emitter-remove-listeners.js

@@ -119,10 +119,10 @@ function listener2() {}
 
   // listener4 will still be called although it is removed by listener 3.
   ee.emit('hello');
-  // This is so because the interal listener array at time of emit
+  // This is so because the internal listener array at time of emit
   // was [listener3,listener4]
 
-  // Interal listener array [listener3]
+  // Internal listener array [listener3]
   ee.emit('hello');
 }
 

test/parallel/test-fs-access.js

@@ -34,7 +34,7 @@ createFileWithPerms(readWriteFile, 0o666);
  * The change of user id is done after creating the fixtures files for the same
  * reason: the test may be run as the superuser within a directory in which
  * only the superuser can create files, and thus it may need superuser
- * priviledges to create them.
+ * privileges to create them.
  *
  * There's not really any point in resetting the process' user id to 0 after
  * changing it to 'nobody', since in the case that the test runs without

test/parallel/test-fs-read-stream-double-close.js

@@ -13,7 +13,7 @@ const fs = require('fs');
 {
   const s = fs.createReadStream(__filename);
 
-  // this is a private API, but it is worth esting. close calls this
+  // this is a private API, but it is worth testing. close calls this
   s.destroy(null, common.mustCall());
   s.destroy(null, common.mustCall());
 }

test/parallel/test-http-agent-keepalive.js

@@ -89,7 +89,7 @@ function remoteClose() {
       process.nextTick(common.mustCall(() => {
         assert.strictEqual(agent.sockets[name], undefined);
         assert.strictEqual(agent.freeSockets[name].length, 1);
-        // waitting remote server close the socket
+        // waiting remote server close the socket
         setTimeout(common.mustCall(() => {
           assert.strictEqual(agent.sockets[name], undefined);
           assert.strictEqual(agent.freeSockets[name], undefined,
@@ -102,7 +102,7 @@ function remoteClose() {
 }
 
 function remoteError() {
-  // remove server will destroy ths socket
+  // remote server will destroy the socket
   const req = get('/error', common.mustNotCall());
   req.on('error', common.mustCall((err) => {
     assert(err);

test/parallel/test-http-extra-response.js

@@ -51,7 +51,6 @@ const server = net.createServer(function(socket) {
 
     if (postBody.includes('\r\n')) {
       socket.write(fullResponse);
-      // omg, I wrote the response twice, what a terrible HTTP server I am.
       socket.end(fullResponse);
     }
   });

test/parallel/test-http2-server-push-disabled.js

@@ -42,7 +42,7 @@ server.listen(0, common.mustCall(() => {
                                options);
   const req = client.request({ ':path': '/' });
 
-  // Because push stream sre disabled, this must not be called.
+  // Because push streams are disabled, this must not be called.
   client.on('stream', common.mustNotCall());
 
   req.resume();

test/parallel/test-http2-server-timeout.js

@@ -18,12 +18,12 @@ server.once('timeout', onServerTimeout);
 server.listen(0, common.mustCall(() => {
   const url = `http://localhost:${server.address().port}`;
   const client = http2.connect(url);
-  // Because of the timeout, an ECONRESET error may or may not happen here.
+  // Because of the timeout, an ECONNRESET error may or may not happen here.
   // Keep this as a non-op and do not use common.mustCall()
   client.on('error', () => {});
   client.on('close', common.mustCall(() => {
     const client2 = http2.connect(url);
-    // Because of the timeout, an ECONRESET error may or may not happen here.
+    // Because of the timeout, an ECONNRESET error may or may not happen here.
     // Keep this as a non-op and do not use common.mustCall()
     client2.on('error', () => {});
     client2.on('close', common.mustCall(() => server.close()));

test/parallel/test-http2-too-many-streams.js

@@ -19,7 +19,7 @@ server.on('stream', common.mustCall((stream) => {
   // c should never be greater than 1.
   assert.strictEqual(++c, 1);
   stream.respond();
-  // Force some asynchronos stuff.
+  // Force some asynchronous stuff.
   setImmediate(() => {
     stream.end('ok');
     assert.strictEqual(--c, 0);

test/parallel/test-https-agent-secure-protocol.js

@@ -42,7 +42,7 @@ server.listen(0, common.mustCall(function() {
       }, common.mustCall(function(res) {
         res.resume();
         globalAgent.once('free', common.mustCall(function() {
-          // Verify that two keep-alived connections are created
+          // Verify that two keep-alive connections are created
           // due to the different secureProtocol settings:
           const keys = Object.keys(globalAgent.freeSockets);
           assert.strictEqual(keys.length, 2);

test/parallel/test-https-socket-options.js

@@ -61,7 +61,7 @@ server_http.listen(0, function() {
 });
 
 // Then try https server (requires functions to be
-// mirroed in tls.js's CryptoStream)
+// mirrored in tls.js's CryptoStream)
 
 const server_https = https.createServer(options, function(req, res) {
   console.log('got HTTPS request');

test/parallel/test-internal-fs-syncwritestream.js

@@ -31,7 +31,7 @@ const filename = path.join(common.tmpDir, 'sync-write-stream.txt');
   assert.strictEqual(stream.listenerCount('end'), 1);
 }
 
-// Verfiy that the file will be written synchronously.
+// Verify that the file will be written synchronously.
 {
   const fd = fs.openSync(filename, 'w');
   const stream = new SyncWriteStream(fd);
@@ -54,7 +54,7 @@ const filename = path.join(common.tmpDir, 'sync-write-stream.txt');
   assert.strictEqual(stream.destroySoon(), true);
 }
 
-// Verfit that the 'end' event listener will also destroy the stream.
+// Verify that the 'end' event listener will also destroy the stream.
 {
   const fd = fs.openSync(filename, 'w');
   const stream = new SyncWriteStream(fd);

test/parallel/test-net-listen-error.js

@@ -25,5 +25,5 @@ const net = require('net');
 
 const server = net.createServer(function(socket) {
 });
-server.listen(1, '1.1.1.1', common.mustNotCall()); // EACCESS or EADDRNOTAVAIL
+server.listen(1, '1.1.1.1', common.mustNotCall()); // EACCES or EADDRNOTAVAIL
 server.on('error', common.mustCall());

test/parallel/test-net-pipe-connect-errors.js

@@ -37,7 +37,7 @@ if (common.isWindows) {
   emptyTxt = fixtures.path('empty.txt');
 } else {
   common.refreshTmpDir();
-  // Keep the file name very short so tht we don't exceed the 108 char limit
+  // Keep the file name very short so that we don't exceed the 108 char limit
   // on CI for a POSIX socket. Even though this isn't actually a socket file,
   // the error will be different from the one we are expecting if we exceed the
   // limit.

test/parallel/test-net-write-after-close.js

@@ -39,7 +39,7 @@ const server = net.createServer(common.mustCall(function(socket) {
 
 server.listen(0, function() {
   const client = net.connect(this.address().port, function() {
-    // cliend.end() will close both the readable and writable side
+    // client.end() will close both the readable and writable side
     // of the duplex because allowHalfOpen defaults to false.
     // Then 'end' will be emitted when it receives a FIN packet from
     // the other side.