From: shane.xb.qian <shane.qian@foxmail.com>
Date: Wed, 22 Mar 2023 06:21:44 +0000 (+0800)
Subject: fix: starttext maybe incorrect
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=d17dc10e6c4cc99b205dade0c9e8d02a2588234d;p=vim-lsp.git

fix: starttext maybe incorrect

// set a safeguard of chcol

Signed-off-by: shane.xb.qian <shane.qian@foxmail.com>
---

diff --git a/autoload/lsp/completion.vim b/autoload/lsp/completion.vim
index 65ad42b..4352591 100644
--- a/autoload/lsp/completion.vim
+++ b/autoload/lsp/completion.vim
@@ -90,7 +90,7 @@ export def CompletionReply(lspserver: dict<any>, cItems: any)
 
   # Get the keyword prefix before the current cursor column.
   var chcol = charcol('.')
-  var starttext = getline('.')[ : chcol - 2]
+  var starttext = chcol == 1 ? '' : getline('.')[ : chcol - 2]
   var [prefix, start_idx, end_idx] = starttext->tolower()->matchstrpos('\k*$')
   var start_col = start_idx + 1