tweak vim.opt; change statusbar hl groups around

lua/core/opts.lua

@@ -2,8 +2,9 @@ local opt = vim.opt
  
 opt.expandtab = true
 opt.smarttab = true
-opt.shiftwidth = 4
-opt.tabstop = 4
+opt.shiftwidth = 2
+opt.tabstop = 2
+opt.shiftround = true
 
 opt.hlsearch = true
 opt.incsearch = true
@@ -28,6 +29,21 @@ opt.updatetime = 50
 
 opt.clipboard = "unnamedplus"
 
-border_style = 'rounded'
+opt.title = true
+opt.titlelen = 0
 
-vim.cmd('set showtabline=2')
+opt.laststatus = 3
+opt.showtabline = 2
+opt.signcolumn = 'auto:2'
+
+opt.showbreak = '⤷  ' -- ↪	⤷
+opt.listchars = {
+	tab = '  ',
+	extends = '⟫',
+	precedes = '⟪',
+	conceal = '',
+	nbsp = '␣',
+	trail = '·'
+}
+
+border_style = 'rounded'

lua/core/statusline.lua

@@ -61,11 +61,11 @@ function get_diagnostic_count()
     if warning_count + error_count == 0 then
         return ''
     elseif error_count == 0 then
-        return '[%#CustomWarnHl#' .. ' ' .. warning_count .. '%*]'
+        return '[%#CustomWarnHl#' .. 'W ' .. warning_count .. '%*]'
     elseif warning_count == 0 then
-        return "[%#CustomErrorHl# " .. error_count .. '%*]'
+        return "[%#CustomErrorHl#E " .. error_count .. '%*]'
     end
-    return "[%#CustomErrorHl# " .. error_count .. '%*] [%#CustomWarnHl#' .. ' ' .. warning_count .. '%*]'
+    return "[%#CustomErrorHl#E " .. error_count .. '%*] [%#CustomWarnHl#' .. 'W ' .. warning_count .. '%*]'
 end
 
 function get_buffer_perms()
@@ -104,10 +104,11 @@ local function statusline()
     local rm_highlight = '%*'
 
     return string.format(
-        "%s [%s] %s%s%s%s%s%s%s%s%s ",
+        "%s [%s] %s%s%s%s%s%s%s%s%s%s%s ",
         mode_highlight,
         mode_name,
         rm_highlight,
+        "%#StatusLine#",
         buffer,
         modified,
         linecol,