From 3b7326b6ed7fea45663a95803d81cfddcf4373d1 Mon Sep 17 00:00:00 2001
From: Sanchayan Maity <maitysanchayan@gmail.com>
Date: Thu, 21 May 2020 13:17:58 +0530
Subject: [PATCH] nvim: plugin: statusline: Show read only or modified status

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
---
 nvim/.config/nvim/plugin/statusline.vim | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/nvim/.config/nvim/plugin/statusline.vim b/nvim/.config/nvim/plugin/statusline.vim
index 5a36d51..e8f1a06 100644
--- a/nvim/.config/nvim/plugin/statusline.vim
+++ b/nvim/.config/nvim/plugin/statusline.vim
@@ -19,9 +19,24 @@ function! GetCursorPosition()
 	\ : ''
 endfunction
 
+function! GetFileStatus()
+  if &buftype != ''
+    return ''
+  endif
+
+  let l:file = expand('%:p')
+  let l:status =
+    \ (&readonly || (filereadable(l:file) && !filewritable(l:file))
+	    \ ? 'R'
+	    \ : '')
+    \ . (&modified ? '+m' : '')
+  return len(l:status) > 0 ? ' ' . l:status : ''
+endfunction
+
 function! ActiveStatus() abort
   let statusline=""
   let statusline.="%1*\ %{winnr()}\ "
+  let statusline.="%4*\ %{GetFileStatus()}"
   let statusline.="%2*\ %Y\ "
   let statusline.="%3*%<%f"
   let statusline.="%="
@@ -32,6 +47,7 @@ endfunction
 function! PassiveStatus() abort
   let statusline=""
   let statusline.="%5*\ %{winnr()}\ "
+  let statusline.="%8*\ %{GetFileStatus()}"
   let statusline.="%6*\ %Y\ "
   let statusline.="%7*%<%f"
   let statusline.="%="