From c05fc92b45ccc1e76420095cf9117c24aa12904f Mon Sep 17 00:00:00 2001
From: Hakan Nilsson <haakan@gmail.com>
Date: Tue, 9 Jan 2024 15:43:55 +0100
Subject: [PATCH] Multiple edits could cause invalid text edits

This is not really a proper fix since it will make text editing
less efficient, but finding the root cause is tricky.

A follow up chagne could be made to fix the root cause.

Fixes #1427.
---
 apps/els_core/src/els_text.erl | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/apps/els_core/src/els_text.erl b/apps/els_core/src/els_text.erl
index f4a8dedf1..d21c9d5fd 100644
--- a/apps/els_core/src/els_text.erl
+++ b/apps/els_core/src/els_text.erl
@@ -83,14 +83,13 @@ last_token(Text) ->
 apply_edits(Text, []) ->
     Text;
 apply_edits(Text, Edits) when is_binary(Text) ->
-    Lines = lists:foldl(
+    lists:foldl(
         fun(Edit, Acc) ->
-            apply_edit(Acc, 0, Edit)
+            lines_to_bin(apply_edit(bin_to_lines(Acc), 0, Edit))
         end,
-        bin_to_lines(Text),
+        Text,
         Edits
-    ),
-    lines_to_bin(Lines).
+    ).
 
 -spec apply_edit(lines(), line_num(), edit()) -> lines().
 apply_edit([], L, {#{from := {FromL, _}}, _} = Edit) when L < FromL ->