1 files changed, 9 insertions, 0 deletions
diff --git a/lib/until.js b/lib/until.js
new file mode 100644
index 0000000..f9ed2fd
--- /dev/null
+++ b/lib/until.js
@@ -0,0 +1,9 @@
+'use strict';
+
+import whilst from './whilst';
+
+export default function until(test, iterator, cb) {
+    return whilst(function() {
+        return !test.apply(this, arguments);
+    }, iterator, cb);
+}