From ffb8f5da0f05286c5771feab403159b3da584b3a Mon Sep 17 00:00:00 2001
From: Guldoman <giulio.lettieri@gmail.com>
Date: Wed, 24 May 2023 04:23:27 +0200
Subject: [PATCH] Mark `linewrapping` `open_files` table as weak

We weren't correctly garbage-collecting `Doc`s, so we had `Highlighter`s
stay alive over their due time.
---
 data/plugins/linewrapping.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/plugins/linewrapping.lua b/data/plugins/linewrapping.lua
index e461ae52..62412720 100644
--- a/data/plugins/linewrapping.lua
+++ b/data/plugins/linewrapping.lua
@@ -310,7 +310,7 @@ local function get_line_col_from_index_and_x(docview, idx, x)
 end
 
 
-local open_files = {}
+local open_files = setmetatable({ }, { __mode = "k" })
 
 local old_doc_insert = Doc.raw_insert
 function Doc:raw_insert(line, col, text, undo_stack, time)