From c9a2b25a2c8118e914d4e9af3e1a409a8811ee46 Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Sun, 13 Oct 2019 17:19:43 +0200
Subject: [PATCH] [UPDATE][VIM] Number toggle without a plug-in

It's really just a few lines of really simple Vimscript.
---
 vim/.vim/plugin/numbertoggle.vim | 11 +++++++++++
 vim/.vimrc                       |  4 ----
 2 files changed, 11 insertions(+), 4 deletions(-)
 create mode 100644 vim/.vim/plugin/numbertoggle.vim

diff --git a/vim/.vim/plugin/numbertoggle.vim b/vim/.vim/plugin/numbertoggle.vim
new file mode 100644
index 0000000..8e13cba
--- /dev/null
+++ b/vim/.vim/plugin/numbertoggle.vim
@@ -0,0 +1,11 @@
+" Idea for toggling taken from jeffkreeftmeijer
+
+" Show line numbers
+set number
+
+augroup numbertoggle
+    autocmd!
+    " Toggle numbers between relative and absolute when changing buffers
+    autocmd BufEnter,FocusGained,InsertLeave,WinEnter * if &nu | set rnu   | endif
+    autocmd BufLeave,FocusLost,InsertEnter,WinLeave   * if &nu | set nornu | endif
+augroup END
diff --git a/vim/.vimrc b/vim/.vimrc
index 48d8033..b790638 100644
--- a/vim/.vimrc
+++ b/vim/.vimrc
@@ -101,8 +101,6 @@ Plug 'rust-lang/rust.vim'
 
 " Vim facilities enhancement {{{
 """"""""""""""""""""""""""""
-" Relative numbers only on focused buffer
-Plug 'jeffkreeftmeijer/vim-numbertoggle'
 " A better netrw
 Plug 'tpope/vim-vinegar'
 " Better quick-fix window
@@ -154,8 +152,6 @@ autocmd FileType netrw setlocal bufhidden=delete
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
 " Set the minimal amount of lignes under and above the cursor for context
 set scrolloff=5
-" Show line number (needed for number toggle)
-set number
 " Always show status line
 set laststatus=2
 " Enable Doxygen highlighting