Patch gtksourceview for files with BOM

allow-up-to-2-invalid-segments.patch

@@ -0,0 +1,27 @@
+From 4ffc03c56540e5920f2701bb9342773f19d599e4 Mon Sep 17 00:00:00 2001
+From: Alberto Fanjul <albertofanjul@gmail.com>
+Date: Sat, 20 Apr 2019 11:28:00 +0200
+Subject: [PATCH] Allow up to 2 invalid segments
+
+Seems files with BOM cause this situation, but there's no other
+side effect
+---
+ gtksourceview/gtksourcecontextengine.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gtksourceview/gtksourcecontextengine.c b/gtksourceview/gtksourcecontextengine.c
+index f74ec78e..2d00f171 100644
+--- a/gtksourceview/gtksourcecontextengine.c
++++ b/gtksourceview/gtksourcecontextengine.c
+@@ -5540,7 +5540,7 @@ update_syntax (GtkSourceContextEngine *ce,
+ 
+ 	if (analyzed_end == gtk_text_buffer_get_char_count (buffer))
+ 	{
+-		g_assert (g_slist_length (ce->priv->invalid) <= 1);
++		g_assert (g_slist_length (ce->priv->invalid) <= 2);
+ 
+ 		if (ce->priv->invalid != NULL)
+ 		{
+-- 
+2.21.0
+

org.gnome.gitgDevel.json

@@ -140,6 +140,10 @@
                     "type" : "git",
                     "url" : "https://gitlab.gnome.org/GNOME/gtksourceview.git",
                     "tag" : "gnome-3-24"
+                },
+                {
+                   "type": "patch",
+                   "path": "allow-up-to-2-invalid-segments.patch"
                 }
             ]
         },