1 files changed, 0 insertions, 9 deletions
diff --git a/build-es/internal/onlyOnce.js b/build-es/internal/onlyOnce.js
deleted file mode 100644
index f4241c8..0000000
--- a/build-es/internal/onlyOnce.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-
-export default function onlyOnce(fn) {
-    return function() {
-        if (fn === null) throw new Error("Callback was already called.");
-        fn.apply(this, arguments);
-        fn = null;
-    };
-}