conform to styleguide

Author: panva

index.js

@@ -14,7 +14,7 @@
  */
 'use strict'
 const http = require('http')
-const binarycase = require('binary-case');
+const binarycase = require('binary-case')
 
 function getPathWithQueryStringParams(event) {
     const queryStringKeys = Object.keys(event.queryStringParameters || {})
@@ -56,13 +56,15 @@ function forwardResponseToApiGateway(server, response, context) {
             const statusCode = response.statusCode
             const headers = response.headers
 
+            // HACK: modifies header casing to get around API Gateway's limitation of not allowing multiple
+            // headers with the same name, as discussed on the AWS Forum https://forums.aws.amazon.com/message.jspa?messageID=725953#725953
             Object.keys(headers)
                 .forEach(h => {
                     if(Array.isArray(headers[h])) {
                       headers[h].forEach((value, i) => {
-                        headers[binarycase(h, i + 1)] = value;
-                      });
-                      delete headers[h];
+                        headers[binarycase(h, i + 1)] = value
+                      })
+                      delete headers[h]
                     }
                 })