feat: added searchcount component (#869)

* feat: added searchcount component

* feat: added timeout and maxcount to vim.fn.searchcount

* docs: added searchcount to README

* style: sorted list of components

README.md

@@ -251,6 +251,7 @@ sections = {lualine_a = {'mode'}}
 - `location` (location in file in line:column format)
 - `mode` (vim mode)
 - `progress` (%progress in file)
+- `searchcount` (number of search matches when hlsearch is active)
 - `tabs` (shows currently available tabs)
 - `windows` (shows currently available windows)
 

lua/lualine/components/searchcount.lua

@@ -0,0 +1,11 @@
+local function searchcount()
+  if vim.v.hlsearch == 0 then
+    return ""
+  end
+
+  local result = vim.fn.searchcount({ maxcount = 999, timeout = 500 })
+  local denominator = math.min(result.total, result.maxcount)
+  return string.format("[%d/%d]", result.current, denominator)
+end
+
+return searchcount