nvim: refactor lualine component for searchcount

config/nvim/lua/lualine/components/fschauen/searchcount.lua

@@ -6,22 +6,29 @@ function M:init(options)
     vim.tbl_extend("keep", options or {}, {
       maxcount = 999,
       timeout = 250,
+      cond = function() return vim.v.hlsearch == 1 end,
     })
   )
 end
 
-function M:update_status()
-  if vim.v.hlsearch == 0 then return "" end
+local denominator = function(tbl)
+  if tbl.total > tbl.maxcount then return "󰛤" end
+  return string.format("%d", tbl.total)
+end
 
-  local count = vim.fn.searchcount {
+local render = function(tbl)
+  local status = "?"
+  if not vim.tbl_isempty(tbl) and vim.v.hlsearch == 1 then
+    status = string.format("%d/%s", tbl.current, denominator(tbl))
+  end
+  return string.format(" %s", status)
+end
+
+function M:update_status()
+  return render(vim.fn.searchcount {
     maxcount = self.options.maxcount,
     timeout = self.options.timeout,
-  }
-  if next(count) == nil then return "" end
-
-  local denominator = count.total > count.maxcount and "󰛤"
-    or string.format("%d", count.total)
-  return string.format(" %d/%s", count.current, denominator)
+  })
 end
 
 return M