catch exception in qunit log parsing

Author: rahulnwn

lib/server.js

@@ -100,16 +100,21 @@ exports.Server = function Server(bsClient, workers) {
 
   function parseBody(body) {
     // TODO: Have better implementation
-    return JSON.parse(qs.parse(body).data.replace(/\n/g, "\\n").replace(/\\s/g, "\s"));
+    return JSON.parse(qs.parse(body).data.escapeSpecialChars());
   }
 
   handlers = {
     "_progress": function progressHandler(uri, body, request, response) {
-      query = parseBody(body);
-
       var uuid = request.headers['x-worker-uuid'];
       var worker = workers[uuid];
-      //console.log("Tests run:", query.tests_run);
+      query = "";
+      try {
+        query = parseBody(body);
+      } catch(e) {
+        console.log("[%s] Exception in parsing QUnit log", worker.string)
+        console.log("[%s] Log: " + qs.parse(body).data, worker.string)
+      }
+
       if (query.tracebacks) {
         query.tracebacks.forEach(function (traceback) {
           console.log("[%s] Error:", worker.string, traceback);

lib/utils.js

@@ -3,6 +3,12 @@ var http = require('http');
 var url = require('url');
 var querystring = require('querystring');
 
+String.prototype.escapeSpecialChars = function() {
+  return this.replace(/\n/g, "\\n")
+  .replace(/\\s/g, "\s")
+  .replace(/\\\'/, "\'");
+};
+
 var titleCase = function toTitleCase(str) {
   return str.replace(/\w\S*/g, function (txt) {
     return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();