Update dist

pre/index.js

@@ -5068,7 +5068,7 @@ events.forEach(function (event) {
 // Error types with codes
 var RedirectionError = createErrorType(
   "ERR_FR_REDIRECTION_FAILURE",
-  ""
+  "Redirected request failed"
 );
 var TooManyRedirectsError = createErrorType(
   "ERR_FR_TOO_MANY_REDIRECTS",
@@ -5219,10 +5219,16 @@ RedirectableRequest.prototype.setTimeout = function (msecs, callback) {
 
   // Stops a timeout from triggering
   function clearTimer() {
+    // Clear the timeout
     if (self._timeout) {
       clearTimeout(self._timeout);
       self._timeout = null;
     }
+
+    // Clean up all attached listeners
+    self.removeListener("abort", clearTimer);
+    self.removeListener("error", clearTimer);
+    self.removeListener("response", clearTimer);
     if (callback) {
       self.removeListener("timeout", callback);
     }
@@ -5246,8 +5252,9 @@ RedirectableRequest.prototype.setTimeout = function (msecs, callback) {
 
   // Clean up on events
   this.on("socket", destroyOnTimeout);
-  this.once("response", clearTimer);
-  this.once("error", clearTimer);
+  this.on("abort", clearTimer);
+  this.on("error", clearTimer);
+  this.on("response", clearTimer);
 
   return this;
 };
@@ -5411,19 +5418,34 @@ RedirectableRequest.prototype._processResponse = function (response) {
     }
 
     // Drop the Host header, as the redirect might lead to a different host
-    var previousHostName = removeMatchingHeaders(/^host$/i, this._options.headers) ||
-      url.parse(this._currentUrl).hostname;
+    var currentHostHeader = removeMatchingHeaders(/^host$/i, this._options.headers);
+
+    // If the redirect is relative, carry over the host of the last request
+    var currentUrlParts = url.parse(this._currentUrl);
+    var currentHost = currentHostHeader || currentUrlParts.host;
+    var currentUrl = /^\w+:/.test(location) ? this._currentUrl :
+      url.format(Object.assign(currentUrlParts, { host: currentHost }));
+
+    // Determine the URL of the redirection
+    var redirectUrl;
+    try {
+      redirectUrl = url.resolve(currentUrl, location);
+    }
+    catch (cause) {
+      this.emit("error", new RedirectionError(cause));
+      return;
+    }
 
     // Create the redirected request
-    var redirectUrl = url.resolve(this._currentUrl, location);
     debug("redirecting to", redirectUrl);
     this._isRedirect = true;
     var redirectUrlParts = url.parse(redirectUrl);
     Object.assign(this._options, redirectUrlParts);
 
-    // Drop the Authorization header if redirecting to another host
-    if (redirectUrlParts.hostname !== previousHostName) {
-      removeMatchingHeaders(/^authorization$/i, this._options.headers);
+    // Drop confidential headers when redirecting to another scheme:domain
+    if (redirectUrlParts.protocol !== currentUrlParts.protocol ||
+       !isSameOrSubdomain(redirectUrlParts.host, currentHost)) {
+      removeMatchingHeaders(/^(?:authorization|cookie)$/i, this._options.headers);
     }
 
     // Evaluate the beforeRedirect callback
@@ -5444,9 +5466,7 @@ RedirectableRequest.prototype._processResponse = function (response) {
       this._performRequest();
     }
     catch (cause) {
-      var error = new RedirectionError("Redirected request failed: " + cause.message);
-      error.cause = cause;
-      this.emit("error", error);
+      this.emit("error", new RedirectionError(cause));
     }
   }
   else {
@@ -5560,13 +5580,20 @@ function removeMatchingHeaders(regex, headers) {
       delete headers[header];
     }
   }
-  return lastValue;
+  return (lastValue === null || typeof lastValue === "undefined") ?
+    undefined : String(lastValue).trim();
 }
 
 function createErrorType(code, defaultMessage) {
-  function CustomError(message) {
+  function CustomError(cause) {
     Error.captureStackTrace(this, this.constructor);
-    this.message = message || defaultMessage;
+    if (!cause) {
+      this.message = defaultMessage;
+    }
+    else {
+      this.message = defaultMessage + ": " + cause.message;
+      this.cause = cause;
+    }
   }
   CustomError.prototype = new Error();
   CustomError.prototype.constructor = CustomError;
@@ -5583,6 +5610,14 @@ function abortRequest(request) {
   request.abort();
 }
 
+function isSameOrSubdomain(subdomain, domain) {
+  if (subdomain === domain) {
+    return true;
+  }
+  const dot = subdomain.length - domain.length - 1;
+  return dot > 0 && subdomain[dot] === "." && subdomain.endsWith(domain);
+}
+
 // Exports
 module.exports = wrap({ http: http, https: https });
 module.exports.wrap = wrap;