refacto: set tree explorer in the global state

also remove the redraw method and use renderer.draw immediately

lua/nvim-tree/actions/toggles.lua

@@ -0,0 +1,23 @@
+local view = require"nvim-tree.view"
+local eutils = require"nvim-tree.explorer.utils"
+local renderer = require"nvim-tree.renderer"
+local reloaders = require"nvim-tree.actions.reloaders"
+
+local M = {}
+
+function M.ignored()
+  eutils.config.filter_ignored = not eutils.config.filter_ignored
+  return reloaders.reload_explorer()
+end
+
+function M.dotfiles()
+  eutils.config.filter_dotfiles = not eutils.config.filter_dotfiles
+  return reloaders.reload_explorer()
+end
+
+function M.help()
+  view.toggle_help()
+  return renderer.draw()
+end
+
+return M