defaults: set 'laststatus' to 2. #2876

runtime/doc/options.txt

@@ -4052,7 +4052,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 	that works for you to avoid mappings to break.
 
 					*'laststatus'* *'ls'*
-'laststatus' 'ls'	number	(default 1)
+'laststatus' 'ls'	number	(default 2)
 			global
 	The value of this option influences when the last window will have a
 	status line:

runtime/doc/vim_diff.txt

@@ -39,6 +39,7 @@ these differences.
 - 'hlsearch' is set by default
 - 'incsearch' is set by default
 - 'langnoremap' is set by default
+- 'laststatus' defaults to 2 (statusline is always shown)
 - 'listchars' defaults to "tab:> ,trail:-,nbsp:+"
 - 'mouse' defaults to "a"
 - 'nocompatible' is always set

src/nvim/option.c

@@ -454,6 +454,9 @@ void set_init_1(void)
   /* Set all options to their Vim default */
   set_options_default(OPT_FREE);
 
+  // set 'laststatus'
+  last_status(false);
+
   /* Must be before option_expand(), because that one needs vim_isIDc() */
   didset_options();
 
@@ -3662,10 +3665,9 @@ set_num_option (
       p_wmw = p_wiw;
     }
     win_setminheight();
-  }
+  } else if (pp == &p_ls) {
-  /* (re)set last window status line */
+    /* (re)set last window status line */
-  else if (pp == &p_ls) {
+    last_status(false);
-    last_status(FALSE);
   }
   /* (re)set tab page line */
   else if (pp == &p_stal) {

src/nvim/options.lua

@@ -1360,10 +1360,10 @@ return {
     {
       full_name='laststatus', abbreviation='ls',
       type='number', scope={'global'},
-      vi_def=true,
+      vim=true,
       redraw={'all_windows'},
       varname='p_ls',
-      defaults={if_true={vi=1}}
+      defaults={if_true={vi=1,vim=2}}
     },
     {
       full_name='lazyredraw', abbreviation='lz',

test/functional/helpers.lua

@@ -7,7 +7,7 @@ local Session = require('nvim.session')
 
 local nvim_prog = os.getenv('NVIM_PROG') or 'build/bin/nvim'
 local nvim_argv = {nvim_prog, '-u', 'NONE', '-i', 'NONE', '-N',
-                   '--cmd', 'set shortmess+=I background=light noswapfile noautoindent',
+                   '--cmd', 'set shortmess+=I background=light noswapfile noautoindent laststatus=1',
                    '--embed'}
 
 -- Formulate a path to the directory containing nvim.  We use this to

test/functional/ui/screen_basic_spec.lua

@@ -1,8 +1,50 @@
 local helpers = require('test.functional.helpers')
 local Screen = require('test.functional.ui.screen')
-local clear, feed, execute = helpers.clear, helpers.feed, helpers.execute
+local spawn, set_session, clear = helpers.spawn, helpers.set_session, helpers.clear
+local feed, execute = helpers.feed, helpers.execute
 local insert, wait = helpers.insert, helpers.wait
 
+describe('Initial screen', function()
+  local screen
+  local nvim_argv = {helpers.nvim_prog, '-u', 'NONE', '-i', 'NONE', '-N',
+                     '--cmd', 'set shortmess+=I background=light noswapfile',
+                     '--embed'}
+
+  before_each(function()
+    if session then
+      session:exit(0)
+    end
+    local screen_nvim = spawn(nvim_argv)
+    set_session(screen_nvim)
+    screen = Screen.new()
+    screen:attach()
+    screen:set_default_attr_ignore( {{bold=true, foreground=255}} )
+  end)
+
+  after_each(function()
+    screen:detach()
+  end)
+
+  it('is the default initial screen', function()
+      screen:expect([[
+      ^                                                     |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      ~                                                    |
+      [No Name]                                            |
+                                                           |
+    ]])
+  end)
+end)
+
 describe('Screen', function()
   local screen
 
@@ -102,7 +144,6 @@ describe('Screen', function()
     end)
   end)
 
-
   describe('window', function()
     describe('split', function()
       it('horizontal', function()