pass another test by using "" as the undefined

ljharb · Apr 15, 2013 · 46e6cf4 · 46e6cf4
1 parent 42b5f83
commit 46e6cf4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/index.js b/index.js
@@ -37,6 +37,6 @@ exports.parse = function (s, env) {
         ;
     }
     function getVar (_, pre, key) {
-        return pre + String(env[key]);
+        return pre + String(env[key] || '');
     }
 };