From 04b59ebd851ce950340403eff019a704ecbab3f7 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Mon, 4 Oct 2021 02:53:58 +0800
Subject: vim-patch:8.2.3465: cannot detect insert scroll mode (#15885)

Problem:    Cannot detect insert scroll mode.
Solution:   Add "scroll" to complete_info(). (closes vim/vim#8943)
https://github.com/vim/vim/commit/27fef59dd1dd75f50c366f7f616ffa4451560452
---
 runtime/doc/eval.txt            | 2 ++
 src/nvim/edit.c                 | 4 ++--
 src/nvim/testdir/test_popup.vim | 4 ++++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index d6f72b68f7..d0bcbac4ee 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -3419,6 +3419,8 @@ complete_info([{what}])				*complete_info()*
 		   ""		     Not in completion mode
 		   "keyword"	     Keyword completion |i_CTRL-X_CTRL-N|
 		   "ctrl_x"	     Just pressed CTRL-X |i_CTRL-X|
+		   "scroll"	     Scrolling with |i_CTRL-X_CTRL-E| or
+				     |i_CTRL-X_CTRL-Y|
 		   "whole_line"	     Whole lines |i_CTRL-X_CTRL-L|
 		   "files"	     File names |i_CTRL-X_CTRL-F|
 		   "tags"	     Tags |i_CTRL-X_CTRL-]|
diff --git a/src/nvim/edit.c b/src/nvim/edit.c
index 45edbec4a6..5ac733285d 100644
--- a/src/nvim/edit.c
+++ b/src/nvim/edit.c
@@ -116,7 +116,7 @@ static char *ctrl_x_msgs[] =
 static char *ctrl_x_mode_names[] = {
   "keyword",
   "ctrl_x",
-  "unknown",          // CTRL_X_SCROLL
+  "scroll",
   "whole_line",
   "files",
   "tags",
@@ -3329,7 +3329,7 @@ void get_complete_info(list_T *what_list, dict_T *retdict)
 // Return Insert completion mode name string
 static char_u *ins_compl_mode(void)
 {
-  if (ctrl_x_mode == CTRL_X_NOT_DEFINED_YET || compl_started) {
+  if (ctrl_x_mode == CTRL_X_NOT_DEFINED_YET || ctrl_x_mode == CTRL_X_SCROLL ||  compl_started) {
     return (char_u *)ctrl_x_mode_names[ctrl_x_mode & ~CTRL_X_WANT_IDENT];
   }
   return (char_u *)"";
diff --git a/src/nvim/testdir/test_popup.vim b/src/nvim/testdir/test_popup.vim
index 710450293c..eb367cfe5c 100644
--- a/src/nvim/testdir/test_popup.vim
+++ b/src/nvim/testdir/test_popup.vim
@@ -950,6 +950,10 @@ func Test_popup_complete_info_01()
         \ ["\<C-X>", 'ctrl_x'],
         \ ["\<C-X>\<C-N>", 'keyword'],
         \ ["\<C-X>\<C-P>", 'keyword'],
+        \ ["\<C-X>\<C-E>", 'scroll'],
+        \ ["\<C-X>\<C-Y>", 'scroll'],
+        \ ["\<C-X>\<C-E>\<C-E>\<C-Y>", 'scroll'],
+        \ ["\<C-X>\<C-Y>\<C-E>\<C-Y>", 'scroll'],
         \ ["\<C-X>\<C-L>", 'whole_line'],
         \ ["\<C-X>\<C-F>", 'files'],
         \ ["\<C-X>\<C-]>", 'tags'],
-- 
cgit