From 6300770cc0bfc747b5508a78ae8012f84a5dedc3 Mon Sep 17 00:00:00 2001
From: Dan Connolly <connolly@agoric.com>
Date: Fri, 9 Apr 2021 13:03:18 -0500
Subject: [PATCH] style(swingset): some types for initializeSwingset utilities

---
 packages/SwingSet/src/initializeSwingset.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/packages/SwingSet/src/initializeSwingset.js b/packages/SwingSet/src/initializeSwingset.js
index c88ef2f06df..f8d1ef3f0b9 100644
--- a/packages/SwingSet/src/initializeSwingset.js
+++ b/packages/SwingSet/src/initializeSwingset.js
@@ -10,8 +10,19 @@ import { initSwingStore } from '@agoric/swing-store-simple';
 import { insistStorageAPI } from './storageAPI';
 import { initializeKernel } from './kernel/initializeKernel';
 
+/**
+ * @param {X[]} xs
+ * @param {Y[]} ys
+ * @returns {[X, Y][]}
+ * @template X, Y
+ */
 const zip = (xs, ys) => xs.map((x, i) => [x, ys[i]]);
 const { keys, values, fromEntries } = Object;
+/**
+ * @param {Record<string, Promise<V>>} obj
+ * @returns {Promise<Record<string, V>>}
+ * @template V
+ */
 const allValues = async obj =>
   fromEntries(zip(keys(obj), await Promise.all(values(obj))));