feat: add benchmark command

README.md

@@ -319,6 +319,9 @@ animation.animation({
     interval = 100,
 })
 ```
+## Benchmark
+A command to benchmark current statuline it will render statusline 20.000 time.
+`:WindLineBenchMark`
 
 ## Tabline
 [view](https://github.com/windwp/windline.nvim/wiki/tabline)

lua/windline/component.lua

@@ -1,5 +1,8 @@
-
 ---@class Component
+---@field hl_colors table
+---@field text function
+---@field hl function
+---@field created boolean
 local Comp = {}
 local utils=require('windline.utils')
 

lua/windline/init.lua

@@ -198,6 +198,20 @@ M.setup = function(opts)
         augroup END]],
         false
     )
+    api.nvim_exec("command! -nargs=* WindLineBenchmark lua require('windline').benchmark()", false)
+end
+
+--- a benchmark  current statusline. it need plenary
+M.benchmark = function()
+    local num = 2e4
+    local bench = require('plenary.profile').benchmark
+    local statusline = ''
+    local time = bench(num, function()
+        vim.g.statusline_winid = vim.api.nvim_get_current_win()
+        statusline = WindLine.show(vim.api.nvim_get_current_buf(), vim.g.statusline_winid)
+    end)
+    print(statusline)
+    print(string.format('render %s time : %s', num, time ))
 end
 
 M.add_status = function(lines)

tests/benchmark.lua

@@ -1,11 +1,23 @@
-local bench = require('plenary.profile').benchmark
-
--- local num = 10
+-- test time to render status line
 local num = 2e4
-local item = ''
-print('total time: ', bench(num, function()
-    vim.g.statusline_winid = vim.api.nvim_get_current_win()
-    item = WindLine.show(vim.api.nvim_get_current_buf(), vim.g.statusline_winid)
-end))
+vim.cmd([[packadd plenary.nvim]])
+vim.cmd([[packadd windline.nvim]])
+vim.opt.termguicolors = true
+
+local log = require('plenary.log').new({ level = 'debug' })
+require('wlsample.evil_line')
+
+vim.cmd([[e ./tests/benchmark.lua]])
+-- wait to vim enter end test
+vim.defer_fn(function()
+    local bench = require('plenary.profile').benchmark
+    local statusline = ''
+    local time = bench(num, function()
+        vim.g.statusline_winid = vim.api.nvim_get_current_win()
+        statusline = WindLine.show(vim.api.nvim_get_current_buf(), vim.g.statusline_winid)
+    end)
 
-print(vim.inspect(item))
+    log.info(statusline)
+    log.info('windline time :' .. time)
+    vim.cmd([[quit]])
+end, 100)