Adding config option to restrict based on the size of the response co…

lib/adapters/http.js

@@ -90,6 +90,11 @@ module.exports = function httpAdapter(resolve, reject, config) {
     var responseBuffer = [];
     stream.on('data', function handleStreamData(chunk) {
       responseBuffer.push(chunk);
+
+      // make sure the content length is not over the maxContentLength if specified
+      if (config.maxContentLength > -1 && Buffer.concat(responseBuffer).length > config.maxContentLength) {
+        reject(new Error('maxContentLength size of ' + config.maxContentLength + ' exceeded'));
+      }
     });
 
     stream.on('end', function handleStreamEnd() {

lib/defaults.js

@@ -59,5 +59,7 @@ module.exports = {
   timeout: 0,
 
   xsrfCookieName: 'XSRF-TOKEN',
-  xsrfHeaderName: 'X-XSRF-TOKEN'
+  xsrfHeaderName: 'X-XSRF-TOKEN',
+
+  maxContentLength: -1
 };