From bd9881b03b09a840e229935776f689dc54f82efd Mon Sep 17 00:00:00 2001
From: bernardkkt <kianshunkin@gmail.com>
Date: Tue, 27 Apr 2021 18:17:29 +0800
Subject: [PATCH] fix(render): Fix HTML rendering when no images are referenced
 (#9)

Unable to render HTML (thus PDF) correctly when no images are referenced in markdown (#9)
* Fix incorrect output when var encoded is undefined
---
 markdown-to-pdf.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/markdown-to-pdf.js b/markdown-to-pdf.js
index 207d8f7..2d54d7e 100755
--- a/markdown-to-pdf.js
+++ b/markdown-to-pdf.js
@@ -109,13 +109,13 @@ async function ConvertImageRoutes(html) {
 	while (m = rex.exec(newPaths)) {
 		try {
 			let image = await encodeImage(m[1]);
-			newPaths = newPaths.replace(new RegExp(m[1], "g"), image);
+			if (image != null) { newPaths = newPaths.replace(new RegExp(m[1], "g"), image); }
 		} catch (error) {
 			console.log('ERROR:', error);
 		}
 		encoded = newPaths
 	}
-	return encoded;
+	return (encoded == null) ? newPaths : encoded;
 }
 
 // This converts the markdown string to it's HTML values # => h1 etc.