http: refactor to use more primordials

lib/_http_agent.js

@@ -22,11 +22,22 @@
 'use strict';
 
 const {
+  ArrayPrototypeIncludes,
+  ArrayPrototypeIndexOf,
+  ArrayPrototypePop,
+  ArrayPrototypePush,
+  ArrayPrototypeShift,
+  ArrayPrototypeSplice,
+  FunctionPrototypeCall,
   NumberIsNaN,
   ObjectCreate,
   ObjectKeys,
   ObjectSetPrototypeOf,
   ObjectValues,
+  StringPrototypeIndexOf,
+  StringPrototypeSplit,
+  StringPrototypeStartsWith,
+  StringPrototypeSubstr,
   Symbol,
 } = primordials;
 
@@ -79,7 +90,7 @@ function Agent(options) {
   if (!(this instanceof Agent))
     return new Agent(options);
 
-  EventEmitter.call(this);
+  FunctionPrototypeCall(EventEmitter, this);
 
   this.defaultPort = 80;
   this.protocol = 'http:';
@@ -126,7 +137,7 @@ function Agent(options) {
 
     const requests = this.requests[name];
     if (requests && requests.length) {
-      const req = requests.shift();
+      const req = ArrayPrototypeShift(requests);
       const reqAsyncRes = req[kRequestAsyncResource];
       if (reqAsyncRes) {
         // Run request within the original async context.
@@ -172,7 +183,7 @@ function Agent(options) {
     this.removeSocket(socket, options);
 
     socket.once('error', freeSocketErrorListener);
-    freeSockets.push(socket);
+    ArrayPrototypePush(freeSockets, socket);
   });
 
   // Don't emit keylog events unless there is a listener for them.
@@ -251,11 +262,11 @@ Agent.prototype.addRequest = function addRequest(req, options, port/* legacy */,
   let socket;
   if (freeSockets) {
     while (freeSockets.length && freeSockets[0].destroyed) {
-      freeSockets.shift();
+      ArrayPrototypeShift(freeSockets);
     }
     socket = this.scheduling === 'fifo' ?
-      freeSockets.shift() :
-      freeSockets.pop();
+      ArrayPrototypeShift(freeSockets) :
+      ArrayPrototypePop(freeSockets);
     if (!freeSockets.length)
       delete this.freeSockets[name];
   }
@@ -267,7 +278,7 @@ Agent.prototype.addRequest = function addRequest(req, options, port/* legacy */,
     asyncResetHandle(socket);
     this.reuseSocket(socket, req);
     setRequestSocket(this, req, socket);
-    this.sockets[name].push(socket);
+    ArrayPrototypePush(this.sockets[name], socket);
     this.totalSocketCount++;
   } else if (sockLen < this.maxSockets &&
              this.totalSocketCount < this.maxTotalSockets) {
@@ -291,7 +302,7 @@ Agent.prototype.addRequest = function addRequest(req, options, port/* legacy */,
     // Used to capture the original async context.
     req[kRequestAsyncResource] = new AsyncResource('QueuedRequest');
 
-    this.requests[name].push(req);
+    ArrayPrototypePush(this.requests[name], req);
   }
 };
 
@@ -315,7 +326,7 @@ Agent.prototype.createSocket = function createSocket(req, options, cb) {
     if (!this.sockets[name]) {
       this.sockets[name] = [];
     }
-    this.sockets[name].push(s);
+    ArrayPrototypePush(this.sockets[name], s);
     this.totalSocketCount++;
     debug('sockets', name, this.sockets[name].length, this.totalSocketCount);
     installListeners(this, s, options);
@@ -340,16 +351,16 @@ function calculateServerName(options, req) {
     // abc:123 => abc
     // [::1] => ::1
     // [::1]:123 => ::1
-    if (hostHeader.startsWith('[')) {
-      const index = hostHeader.indexOf(']');
+    if (StringPrototypeStartsWith(hostHeader, '[')) {
+      const index = StringPrototypeIndexOf(hostHeader, ']');
       if (index === -1) {
         // Leading '[', but no ']'. Need to do something...
         servername = hostHeader;
       } else {
-        servername = hostHeader.substr(1, index - 1);
+        servername = StringPrototypeSubstr(hostHeader, 1, index - 1);
       }
     } else {
-      servername = hostHeader.split(':', 1)[0];
+      servername = StringPrototypeSplit(hostHeader, ':', 1)[0];
     }
   }
   // Don't implicitly set invalid (IP) servernames.
@@ -381,7 +392,7 @@ function installListeners(agent, s, options) {
     // TODO(ronag): Always destroy, even if not in free list.
     const sockets = agent.freeSockets;
     for (const name of ObjectKeys(sockets)) {
-      if (sockets[name].includes(s)) {
+      if (ArrayPrototypeIncludes(sockets[name], s)) {
         return s.destroy();
       }
     }
@@ -413,13 +424,13 @@ Agent.prototype.removeSocket = function removeSocket(s, options) {
 
   // If the socket was destroyed, remove it from the free buffers too.
   if (!s.writable)
-    sets.push(this.freeSockets);
+    ArrayPrototypePush(sets, this.freeSockets);
 
   for (const sockets of sets) {
     if (sockets[name]) {
-      const index = sockets[name].indexOf(s);
+      const index = ArrayPrototypeIndexOf(sockets[name], s);
       if (index !== -1) {
-        sockets[name].splice(index, 1);
+        ArrayPrototypeSplice(sockets[name], index, 1);
         // Don't leak
         if (sockets[name].length === 0)
           delete sockets[name];

lib/_http_client.js

@@ -25,12 +25,20 @@ const {
   ArrayIsArray,
   Boolean,
   Error,
+  FunctionPrototypeCall,
   NumberIsFinite,
   ObjectAssign,
   ObjectKeys,
   ObjectSetPrototypeOf,
+  ReflectApply,
+  RegExpPrototypeTest,
   String,
-  Symbol
+  StringPrototypeCharCodeAt,
+  StringPrototypeIncludes,
+  StringPrototypeIndexOf,
+  StringPrototypeToUpperCase,
+  Symbol,
+  TypedArrayPrototypeSlice,
 } = primordials;
 
 const net = require('net');
@@ -91,7 +99,7 @@ class HTTPClientAsyncResource {
 
 let urlWarningEmitted = false;
 function ClientRequest(input, options, cb) {
-  OutgoingMessage.call(this);
+  FunctionPrototypeCall(OutgoingMessage, this);
 
   if (typeof input === 'string') {
     const urlStr = input;
@@ -151,7 +159,7 @@ function ClientRequest(input, options, cb) {
 
   if (options.path) {
     const path = String(options.path);
-    if (INVALID_PATH_REGEX.test(path))
+    if (RegExpPrototypeTest(INVALID_PATH_REGEX, path))
       throw new ERR_UNESCAPED_CHARACTERS('Request path');
   }
 
@@ -187,7 +195,7 @@ function ClientRequest(input, options, cb) {
     if (!checkIsHttpToken(method)) {
       throw new ERR_INVALID_HTTP_TOKEN('Method', method);
     }
-    method = this.method = method.toUpperCase();
+    method = this.method = StringPrototypeToUpperCase(method);
   } else {
     method = this.method = 'GET';
   }
@@ -266,10 +274,10 @@ function ClientRequest(input, options, cb) {
       // For the Host header, ensure that IPv6 addresses are enclosed
       // in square brackets, as defined by URI formatting
       // https://tools.ietf.org/html/rfc3986#section-3.2.2
-      const posColon = hostHeader.indexOf(':');
+      const posColon = StringPrototypeIndexOf(hostHeader, ':');
       if (posColon !== -1 &&
-          hostHeader.includes(':', posColon + 1) &&
-          hostHeader.charCodeAt(0) !== 91/* '[' */) {
+          StringPrototypeIncludes(hostHeader, ':', posColon + 1) &&
+          StringPrototypeCharCodeAt(hostHeader, 0) !== 91/* '[' */) {
         hostHeader = `[${hostHeader}]`;
       }
 
@@ -337,7 +345,7 @@ ObjectSetPrototypeOf(ClientRequest, OutgoingMessage);
 
 ClientRequest.prototype._finish = function _finish() {
   DTRACE_HTTP_CLIENT_REQUEST(this, this.socket);
-  OutgoingMessage.prototype._finish.call(this);
+  FunctionPrototypeCall(OutgoingMessage.prototype._finish, this);
 };
 
 ClientRequest.prototype._implicitHeader = function _implicitHeader() {
@@ -535,7 +543,7 @@ function socketOnData(d) {
     parser.finish();
     freeParser(parser, req, socket);
 
-    const bodyHead = d.slice(bytesParsed, d.length);
+    const bodyHead = TypedArrayPrototypeSlice(d, bytesParsed, d.length);
 
     const eventName = req.method === 'CONNECT' ? 'connect' : 'upgrade';
     if (req.listenerCount(eventName) > 0) {
@@ -831,7 +839,7 @@ function _deferToConnect(method, arguments_, cb) {
 
   const callSocketMethod = () => {
     if (method)
-      this.socket[method].apply(this.socket, arguments_);
+      ReflectApply(this.socket[method], this.socket, arguments_);
 
     if (typeof cb === 'function')
       cb();

lib/_http_common.js

@@ -22,8 +22,11 @@
 'use strict';
 
 const {
+  ArrayPrototypeConcat,
   MathMin,
   Symbol,
+  RegExpPrototypeTest,
+  TypedArrayPrototypeSlice,
 } = primordials;
 const { setImmediate } = require('timers');
 
@@ -63,7 +66,7 @@ function parserOnHeaders(headers, url) {
   // Once we exceeded headers limit - stop collecting them
   if (this.maxHeaderPairs <= 0 ||
       this._headers.length < this.maxHeaderPairs) {
-    this._headers = this._headers.concat(headers);
+    this._headers = ArrayPrototypeConcat(this._headers, headers);
   }
   this._url += url;
 }
@@ -135,7 +138,7 @@ function parserOnBody(b, start, len) {
 
   // Pretend this was the result of a stream._read call.
   if (len > 0 && !stream._dumped) {
-    const slice = b.slice(start, start + len);
+    const slice = TypedArrayPrototypeSlice(b, start, start + len);
     const ret = stream.push(slice);
     if (!ret)
       readStop(this.socket);
@@ -217,7 +220,7 @@ const tokenRegExp = /^[\^_`a-zA-Z\-0-9!#$%&'*+.|~]+$/;
  * See https://tools.ietf.org/html/rfc7230#section-3.2.6
  */
 function checkIsHttpToken(val) {
-  return tokenRegExp.test(val);
+  return RegExpPrototypeTest(tokenRegExp, val);
 }
 
 const headerCharRegex = /[^\t\x20-\x7e\x80-\xff]/;
@@ -228,7 +231,7 @@ const headerCharRegex = /[^\t\x20-\x7e\x80-\xff]/;
  *  field-vchar    = VCHAR / obs-text
  */
 function checkInvalidHeaderChar(val) {
-  return headerCharRegex.test(val);
+  return RegExpPrototypeTest(headerCharRegex, val);
 }
 
 function cleanParser(parser) {

lib/_http_incoming.js

@@ -22,8 +22,13 @@
 'use strict';
 
 const {
+  ArrayPrototypePush,
+  FunctionPrototypeCall,
   ObjectDefineProperty,
   ObjectSetPrototypeOf,
+  StringPrototypeCharCodeAt,
+  StringPrototypeSlice,
+  StringPrototypeToLowerCase,
   Symbol
 } = primordials;
 
@@ -54,7 +59,7 @@ function IncomingMessage(socket) {
     };
   }
 
-  Readable.call(this, streamOptions);
+  FunctionPrototypeCall(Readable, this, streamOptions);
 
   this._readableState.readingMore = true;
 
@@ -312,7 +317,7 @@ function matchKnownFields(field, lowercased) {
   if (lowercased) {
     return '\u0000' + field;
   }
-  return matchKnownFields(field.toLowerCase(), true);
+  return matchKnownFields(StringPrototypeToLowerCase(field), true);
 }
 // Add the given (field, value) pair to the message
 //
@@ -326,9 +331,9 @@ function matchKnownFields(field, lowercased) {
 IncomingMessage.prototype._addHeaderLine = _addHeaderLine;
 function _addHeaderLine(field, value, dest) {
   field = matchKnownFields(field);
-  const flag = field.charCodeAt(0);
+  const flag = StringPrototypeCharCodeAt(field, 0);
   if (flag === 0 || flag === 2) {
-    field = field.slice(1);
+    field = StringPrototypeSlice(field, 1);
     // Make a delimited list
     if (typeof dest[field] === 'string') {
       dest[field] += (flag === 0 ? ', ' : '; ') + value;
@@ -338,7 +343,7 @@ function _addHeaderLine(field, value, dest) {
   } else if (flag === 1) {
     // Array header -- only Set-Cookie at the moment
     if (dest['set-cookie'] !== undefined) {
-      dest['set-cookie'].push(value);
+      ArrayPrototypePush(dest['set-cookie'], value);
     } else {
       dest['set-cookie'] = [value];
     }