SB-6.1-PRE

node_modules/inversify/es/annotation/optional.js

@@ -0,0 +1,15 @@
+import * as METADATA_KEY from "../constants/metadata_keys";
+import { Metadata } from "../planning/metadata";
+import { tagParameter, tagProperty } from "./decorator_utils";
+function optional() {
+    return function (target, targetKey, index) {
+        var metadata = new Metadata(METADATA_KEY.OPTIONAL_TAG, true);
+        if (typeof index === "number") {
+            tagParameter(target, targetKey, index, metadata);
+        }
+        else {
+            tagProperty(target, targetKey, metadata);
+        }
+    };
+}
+export { optional };