From cf903619ea61de4a1a7d2f43cf09ca172eefc1cb Mon Sep 17 00:00:00 2001
From: arielherself <arielherself@duck.com>
Date: Sat, 28 Dec 2024 17:09:00 +0800
Subject: [PATCH] fix(vim): match prefix when handling completion

---
 .vimrc | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/.vimrc b/.vimrc
index f3720c4..42e4c96 100644
--- a/.vimrc
+++ b/.vimrc
@@ -142,11 +142,15 @@ endfunction
 function! s:truncate_labels(options, matches) abort
     let l:items = []
     for [l:source_name, l:matches] in items(a:matches)
+        let l:startcol = l:matches['startcol']
+        let l:base = a:options['typed'][l:startcol - 1:]
         for l:item in l:matches['items']
-            if has_key(l:item, 'abbr')
-                let l:item['abbr'] = s:truncate(l:item['abbr'])
+            if stridx(l:item['word'], l:base) == 0
+                if has_key(l:item, 'abbr')
+                    let l:item['abbr'] = s:truncate(l:item['abbr'])
+                endif
+                call add(l:items, l:item)
             endif
-            call add(l:items, l:item)
         endfor
     endfor