Fix Issue #7

kayomarz · Apr 6, 2016 · 7a8517f · 7a8517f
1 parent e8a80eb
commit 7a8517f
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/lib/AttributeValue.js b/lib/AttributeValue.js
@@ -47,7 +47,17 @@ function detectType(val) {
   }
 
   if (isstring(val))
-    return 'S';
+  {
+    // in Dynamo strings cannot be empty
+    if (val.length > 0)
+    {
+      return 'S';
+    }
+    else
+    {
+      return 'NULL';
+    }
+  }
 
   if (isnumber(val))
     return 'N';