From fe61e0004075e8502b18eca152ad9ecce1d9c3a1 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Tue, 27 Dec 2022 15:36:35 +0000
Subject: Fix #4400 - Separate virtual text highlight groups to avoid errors

---
 autoload/ale/virtualtext.vim | 20 ++++++++++++++++++++
 doc/ale.txt                  |  4 ++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/autoload/ale/virtualtext.vim b/autoload/ale/virtualtext.vim
index cd71ef85..6f4e500f 100644
--- a/autoload/ale/virtualtext.vim
+++ b/autoload/ale/virtualtext.vim
@@ -3,6 +3,26 @@ scriptencoding utf-8
 " Author: Luan Santos <cfcluan@gmail.com>
 " Description: Shows lint message for the current line as virtualtext, if any
 
+if !hlexists('ALEVirtualTextError')
+    highlight link ALEVirtualTextError SpellBad
+endif
+
+if !hlexists('ALEVirtualTextStyleError')
+    highlight link ALEVirtualTextStyleError ALEVirtualTextError
+endif
+
+if !hlexists('ALEVirtualTextWarning')
+    highlight link ALEVirtualTextWarning SpellCap
+endif
+
+if !hlexists('ALEVirtualTextStyleWarning')
+    highlight link ALEVirtualTextStyleWarning ALEVirtualTextWarning
+endif
+
+if !hlexists('ALEVirtualTextInfo')
+    highlight link ALEVirtualTextInfo ALEVirtualTextWarning
+endif
+
 " Controls the milliseconds delay before showing a message.
 let g:ale_virtualtext_delay = get(g:, 'ale_virtualtext_delay', 10)
 let s:cursor_timer = get(s:, 'cursor_timer', -1)
diff --git a/doc/ale.txt b/doc/ale.txt
index 65a551a7..ebc5489c 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -2508,7 +2508,7 @@ ALEStyleWarningSignLineNr                           *ALEStyleWarningSignLineNr*
 
 ALEVirtualTextError                                       *ALEVirtualTextError*
 
-  Default: `highlight link ALEVirtualTextError ALEError`
+  Default: `highlight link ALEVirtualTextError SpellBad`
 
   The highlight for virtualtext errors. See |g:ale_virtualtext_cursor|.
 
@@ -2536,7 +2536,7 @@ ALEVirtualTextStyleWarning                         *ALEVirtualTextStyleWarning*
 
 ALEVirtualTextWarning                                   *ALEVirtualTextWarning*
 
-  Default: `highlight link ALEVirtualTextWarning ALEWarning`
+  Default: `highlight link ALEVirtualTextWarning SpellCap`
 
   The highlight for virtualtext errors. See |g:ale_virtualtext_cursor|.
 
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