From 3fe2223a48465c58c48a5a6a30ecf13ab92f7b97 Mon Sep 17 00:00:00 2001
From: w0rp <devw0rp@gmail.com>
Date: Wed, 9 Oct 2019 10:12:31 +0100
Subject: Fix #2800 - Ignore completion user data which is not a dictionary

---
 autoload/ale/completion.vim | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/autoload/ale/completion.vim b/autoload/ale/completion.vim
index 177a6acb..a15ca514 100644
--- a/autoload/ale/completion.vim
+++ b/autoload/ale/completion.vim
@@ -734,6 +734,10 @@ function! ale#completion#HandleUserData(completed_item) abort
 
     let l:user_data = json_decode(l:user_data_json)
 
+    if type(l:user_data) isnot v:t_dict
+        return
+    endif
+
     for l:code_action in get(l:user_data, 'codeActions', [])
         call ale#code_action#HandleCodeAction(l:code_action)
     endfor
-- 
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