show executable status in the statusbar

lua/core/statusbar/components.lua

@@ -308,4 +308,18 @@ function M.line(opts)
   end)
 end
 
+function M.fn_tail(opts)
+  opts = opts or {}
+  local fmt = opts.fmt or "%s"
+  local hl_exec = opts.hl_exec or "Character"
+
+  local fn = vim.fn.expand("%:t")
+  if vim.fn.getftype(fn) == "file" then
+    if string.match(vim.fn.getfperm(fn), 'x', 3) then
+      return (fmt):format(set_hl(hl_exec, fn))
+    end
+  end
+  return (fmt):format(fn)
+end
+
 return M