first half of functional env() works

ljharb · May 13, 2013 · 7a0cf79 · 7a0cf79
1 parent 666395f
commit 7a0cf79
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/index.js b/index.js
@@ -57,6 +57,9 @@ exports.parse = function parse (s, env) {
     });
 
     function getVar (_, pre, key) {
-        return pre + String(env[key] || '');
+        if (typeof env === 'function') {
+            return pre + String(env(key) || '');
+        }
+        else return pre + String(env[key] || '');
     }
 };