From 8c278530dd04a2e1020d242627de426bbe81ceb3 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Thu, 3 Jan 2019 11:14:11 +0100
Subject: [PATCH] Remove the `for ... of` loop from the
 `PDFDocument.fingerprint` getter (issue 10401)

It appears that the `Symbol` polyfill doesn't work well in conjunction with `TypedArray`s, and that part of PR 10393 is thus reverted.
---
 src/core/document.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/document.js b/src/core/document.js
index 8d60d1a7e..115c8011c 100644
--- a/src/core/document.js
+++ b/src/core/document.js
@@ -600,8 +600,8 @@ class PDFDocument {
     }
 
     let fingerprint = '';
-    for (const hashPart of hash) {
-      const hex = hashPart.toString(16);
+    for (let i = 0, ii = hash.length; i < ii; i++) {
+      const hex = hash[i].toString(16);
       fingerprint += (hex.length === 1 ? '0' + hex : hex);
     }
     return shadow(this, 'fingerprint', fingerprint);