fix

Author: pfitzseb

lib/runtime/evaluation.coffee

@@ -131,11 +131,12 @@ module.exports =
         return path
     # invoked from normal command usage
     file = client.editorPath(atom.workspace.getCenter().getActiveTextEditor())
-    if !file
-      atom.notifications.addError 'This file has no path.'
-    else
+    if file
       return path.dirname(file)
 
+    atom.notifications.addError 'This file has no path.'
+    return null
+
   cdProject: ->
     dirs = atom.project.getPaths()
     if dirs.length < 1