From b2a692842652f27fa06f0d6fed7a5b491b6b46e8 Mon Sep 17 00:00:00 2001
From: Aaron LI <aly@aaronly.me>
Date: Tue, 13 Jun 2023 09:25:20 +0800
Subject: vim: Add config for instant grep + quickfix search

---
 _vim/vimrc | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/_vim/vimrc b/_vim/vimrc
index c9420e4..45c48bc 100644
--- a/_vim/vimrc
+++ b/_vim/vimrc
@@ -300,6 +300,24 @@ inoremap <F1> <Esc>
 vnoremap <leader>y "+y
 noremap  <leader>p "+p
 
+" Instant grep + quickfix
+" https://gist.github.com/romainl/56f0c28ef953ffc157f36cc495947ab3
+function! Grep(...)
+    return system(join([&grepprg] + [expandcmd(join(a:000, ' '))], ' '))
+endfunction
+"
+command! -nargs=+ -complete=file_in_path -bar Grep  cgetexpr Grep(<f-args>)
+command! -nargs=+ -complete=file_in_path -bar LGrep lgetexpr Grep(<f-args>)
+"
+cnoreabbrev <expr> grep  (getcmdtype() ==# ':' && getcmdline() ==# 'grep')  ? 'Grep'  : 'grep'
+cnoreabbrev <expr> lgrep (getcmdtype() ==# ':' && getcmdline() ==# 'lgrep') ? 'LGrep' : 'lgrep'
+"
+augroup quickfix
+    autocmd!
+    autocmd QuickFixCmdPost cgetexpr cwindow
+    autocmd QuickFixCmdPost lgetexpr lwindow
+augroup END
+
 " The Silver Searcher
 if executable('ag')
     set grepprg=ag\ --vimgrep
-- 
cgit v1.2.2