From 5955e346be7667f2233a3c4f3cb29d4d4e1e535d Mon Sep 17 00:00:00 2001
From: Michael Ochmann <michael.ochmann@propeller.de>
Date: Sun, 2 Oct 2022 12:34:53 +0200
Subject: [PATCH] now not adding title slide if meta information is not
 available

---
 src/Parser.js | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/Parser.js b/src/Parser.js
index feebcc3..b43ea6e 100644
--- a/src/Parser.js
+++ b/src/Parser.js
@@ -23,7 +23,7 @@ const tokenize = string => {
 const injectTitle = (deck, meta) => {
 	const title = [];
 
-	if (meta.title)
+	if (meta?.title)
 		title.push({
 			type   : "heading",
 			level  : 1,
@@ -34,7 +34,7 @@ const injectTitle = (deck, meta) => {
 				}
 			]
 		});
-	if (meta.author)
+	if (meta?.author)
 		title.push({
 			type   : "paragraph",
 			tokens : [
@@ -44,7 +44,7 @@ const injectTitle = (deck, meta) => {
 				},
 			]
 		});
-	if (meta.email)
+	if (meta?.email)
 		title.push({
 			type   : "paragraph",
 			tokens : [
@@ -54,9 +54,12 @@ const injectTitle = (deck, meta) => {
 				},
 			]
 		});
-	const slide = new Slide(title);
-	slide.title = true;
-	deck.unshift(slide);
+
+	if (title.length > 0) {
+		const slide = new Slide(title);
+		slide.title = true;
+		deck.unshift(slide);
+	}
 
 	return deck;
 }