initial update

node_modules/graphql/jsutils/invariant.js

@@ -0,0 +1,16 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true,
+});
+exports.invariant = invariant;
+
+function invariant(condition, message) {
+  const booleanCondition = Boolean(condition);
+
+  if (!booleanCondition) {
+    throw new Error(
+      message != null ? message : 'Unexpected invariant triggered.',
+    );
+  }
+}