handling undefined@undefined error better

lib/index.js

@@ -36,6 +36,7 @@ var flatten = function(options) {
         key = chalk.blue(json.name) + chalk.dim('@') + chalk.green(json.version);
     }
 
+
     // If we have processed this key already, just return the data object.
     // This was added so that we don't recurse forever if there was a circular
     // dependency in the dependency tree.
@@ -189,6 +190,9 @@ var flatten = function(options) {
             });
         });
     }
+    if (!json.name || !json.version) {
+        delete data[key];
+    }
     return data;
 };
 
@@ -267,23 +271,16 @@ exports.init = function(options, callback) {
             filtered = sorted;
         }
 
+        if (!Object.keys(sorted).length) {
+            err = new Error('No packages found in this path..');
+        }
+
         /*istanbul ignore next*/
         if (err) {
             debugError(err);
             inputError = err;
         }
 
-        //Initiate an error if needed (e.g. something awful happaned)
-        if (inputError === null && Object.keys(sorted).length === 1) {
-            Object.keys(sorted).forEach(function forEachCallback(item) {
-                var tempItem = chalk.stripColor(item);
-                /*istanbul ignore else*/
-                if (tempItem === 'undefined@undefined') {
-                    inputError = new Error('No Npm Packages Found');
-                }
-            });
-        }
-
         //Return the callback and variables nicely
         callback(inputError, filtered);
     });