init commit

shared/utils/src/object-from-entries.ts

@@ -0,0 +1,18 @@
+// TODO: rdar://78109780 (Update to Node 16)
+/**
+ * Create an object from an iterable of key/value pairs.
+ *
+ * @param entries The key value pairs (ex. [['a', 1], ['b', 2]])
+ * @return        The created object
+ */
+export function fromEntries<V>(entries: Iterable<readonly [PropertyKey, V]>): {
+    [k: string]: V;
+} {
+    const result: Record<PropertyKey, V> = {};
+
+    for (const [key, value] of entries) {
+        result[key] = value;
+    }
+
+    return result;
+}