From dcfa04eabdf44097c8123150254855e3b613d2f6 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Sat, 16 Mar 2024 08:14:02 -0300
Subject: src/hero.mjs: use empty object as default value for renderHeaders()

---
 src/hero.mjs      | 2 +-
 tests/js/hero.mjs | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/hero.mjs b/src/hero.mjs
index ed3ecd2..314360c 100644
--- a/src/hero.mjs
+++ b/src/hero.mjs
@@ -386,7 +386,7 @@ export const extractQueryParams = s => {
 export const renderStatus = code =>
 	`HTTP/1.1 ${code} ${http.STATUS_CODES[code]}`
 
-export const renderHeaders = obj =>
+export const renderHeaders = (obj = {}) =>
 	Object.keys(obj)
 		.sort(u.strSortFn)
 		.map(name => `${name}: ${obj[name]}`);
diff --git a/tests/js/hero.mjs b/tests/js/hero.mjs
index aed9cfc..ed876e7 100644
--- a/tests/js/hero.mjs
+++ b/tests/js/hero.mjs
@@ -1350,6 +1350,7 @@ const test_renderHeaders = async t => {
 
 	await t.test("empty values", () => {
 		assert.deepEqual(renderHeaders({}), []);
+		assert.deepEqual(renderHeaders(), []);
 	})
 
 	await t.test("values are rendered and sorted", () => {
-- 
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