From 06a7f4aa2e0150b4fac4123505f7af6ce0d498b8 Mon Sep 17 00:00:00 2001
From: hyouuu <hyouuu@gmail.com>
Date: Wed, 2 Jun 2021 00:17:27 -0700
Subject: [PATCH] Fix a bug that Embed could be together with Text (#249)

---
 lib/src/widgets/text_line.dart | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/src/widgets/text_line.dart b/lib/src/widgets/text_line.dart
index d95923d3..c258acc0 100644
--- a/lib/src/widgets/text_line.dart
+++ b/lib/src/widgets/text_line.dart
@@ -37,8 +37,14 @@ class TextLine extends StatelessWidget {
   Widget build(BuildContext context) {
     assert(debugCheckHasMediaQuery(context));
 
-    if (line.hasEmbed) {
-      final embed = line.children.single as Embed;
+    // In rare circumstances, the line could contain an Embed & a Text of
+    // newline, which is unexpected and probably we should find out the
+    // root cause
+    final childCount = line.childCount;
+    if (line.hasEmbed ||
+        (childCount > 1 && line.children.first is Embed))
+    {
+      final embed = line.children.first as Embed;
       return EmbedProxy(embedBuilder(context, embed));
     }