making a ternary more readable

Author: mrodrig

lib/csv-2-json.js

@@ -69,8 +69,8 @@ var createDocument = function (keys, line) {
 
     // Reduce the keys into a JSON document representing the given line
     return _.reduce(keys, function (document, key) {
-        // If there is no value (empty string) at the key's index in the line, set the value to null; otherwise the value
-        val = !line[key.index] ? null : line[key.index];
+        // If there is a value at the key's index in the line, set the value; otherwise null
+        val = line[key.index] ? line[key.index] : null;
 
         // If the value is an array representation, convert it
         if (isArrayRepresentation(val)) {