From 980e78b4bf0d1e3a359ed96997058e3f86580852 Mon Sep 17 00:00:00 2001
From: mrmr1993 <mr_1993@hotmail.co.uk>
Date: Wed, 14 Mar 2018 14:51:19 +0000
Subject: [PATCH] Add configurable variable
 airline#extensions#tabline#skipped_tabs_marker

---
 autoload/airline/extensions/tabline/tabs.vim | 11 +++++++----
 doc/airline.txt                              |  3 +++
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/autoload/airline/extensions/tabline/tabs.vim b/autoload/airline/extensions/tabline/tabs.vim
index 1096850f..cc4aefc1 100644
--- a/autoload/airline/extensions/tabline/tabs.vim
+++ b/autoload/airline/extensions/tabline/tabs.vim
@@ -31,7 +31,7 @@ function! s:evaluate_tabline(tabline)
   let tabline = substitute(tabline, '%#[^#]\+#', '', 'g')
   let tabline = substitute(tabline, '%(\([^)]\+\))', '\1', 'g')
   let tabline = substitute(tabline, '%\d\+[TX]', '', 'g')
-  let tabline = substitute(tabline, '%=', '', 'g')
+  let tabline = substitute(tabline, '%=', '  ', 'g')
   let tabline = substitute(tabline, '%\d*\*', '', 'g')
   return tabline
 endfunction
@@ -91,7 +91,10 @@ function! airline#extensions#tabline#tabs#get()
   let right_tab = curtab + 1
   let left_position = tabs_position
   let right_position = tabs_position + 1
-  let remaining_space = &columns - strlen(s:evaluate_tabline(b.build())) - 8
+  let remaining_space = &columns - strlen(s:evaluate_tabline(b.build()))
+
+  let skipped_tabs_marker = get(g:, 'airline#extensions#tabline#skipped_tabs_marker', '...')
+  let remaining_space -= 4 + 2 * strlen(s:evaluate_tabline(skipped_tabs_marker))
 
   " Add the current tab
   let tab_title = s:get_title(tab_nr_type, curtab)
@@ -147,12 +150,12 @@ function! airline#extensions#tabline#tabs#get()
     if get(g:, 'airline#extensions#tabline#current_first', 0)
       let left_position -= 1
     endif
-    call b.insert_raw('%#airline_tab#...', left_position)
+    call b.insert_raw('%#airline_tab#'.skipped_tabs_marker, left_position)
     let right_position += 1
   endif
 
   if right_tab <= num_tabs
-    call b.insert_raw('%#airline_tab#...', right_position)
+    call b.insert_raw('%#airline_tab#'.skipped_tabs_marker, right_position)
   endif
 
   let s:current_bufnr = curbuf
diff --git a/doc/airline.txt b/doc/airline.txt
index c0ac19bd..e148818e 100644
--- a/doc/airline.txt
+++ b/doc/airline.txt
@@ -709,6 +709,9 @@ with the middle mouse button to delete that buffer.
 * rename label for tabs (default: 'tabs') (c) >
   let g:airline#extensions#tabline#tabs_label = 't'
 
+* change the symbol for skipped tabs/buffers (default '...') >
+  let g:airline#extensions#tabline#skipped_tabs_marker = '…'
+
 * always show current tabpage/buffer first >
   let airline#extensions#tabline#current_first = 1
 <  default: 0