test valueof (null, ()=>{})

Author: Fil

test/array/valueof-test.ts

@@ -35,6 +35,14 @@ it("valueof reads arrays", () => {
   valueof(new Set(["1", 2, 3]), (d: unknown) => +(d as number), Float32Array);
 });
 
+it("valueof does not crash on non iterable values with an accessor", () => {
+  for (const n of [null, undefined])
+    assert.strictEqual(
+      valueof(n, () => 1),
+      n
+    );
+});
+
 /*
 
 // field names are inferred