diff --git a/lua/outline/init.lua b/lua/outline/init.lua
index d775147..87cdae9 100644
--- a/lua/outline/init.lua
+++ b/lua/outline/init.lua
@@ -1,6 +1,6 @@
+local Sidebar = require('outline.sidebar')
 local cfg = require('outline.config')
 local providers = require('outline.providers.init')
-local Sidebar = require('outline.sidebar')
 local ui = require('outline.ui')
 local utils = require('outline.utils.init')
 
@@ -15,7 +15,9 @@ local function setup_global_autocmd()
   if utils.table_has_content(cfg.o.outline_items.auto_update_events.items) then
     vim.api.nvim_create_autocmd(cfg.o.outline_items.auto_update_events.items, {
       pattern = '*',
-      callback = function() M._sidebar_do('_refresh') end,
+      callback = function()
+        M._sidebar_do('_refresh')
+      end,
     })
   end
   vim.api.nvim_create_autocmd('WinEnter', {
diff --git a/lua/outline/preview.lua b/lua/outline/preview.lua
index 07fef49..bad59f0 100644
--- a/lua/outline/preview.lua
+++ b/lua/outline/preview.lua
@@ -19,8 +19,7 @@ local function has_code_win(winnr)
     return false
   end
   winnr = winnr or outline.current.code.win
-  return vim.api.nvim_win_is_valid(winnr)
-    and vim.api.nvim_buf_is_valid(outline.current.code.buf)
+  return vim.api.nvim_win_is_valid(winnr) and vim.api.nvim_buf_is_valid(outline.current.code.buf)
 end
 
 M.has_code_win = has_code_win
diff --git a/lua/outline/sidebar.lua b/lua/outline/sidebar.lua
index 0b0ac0b..ccdd1ef 100644
--- a/lua/outline/sidebar.lua
+++ b/lua/outline/sidebar.lua
@@ -176,11 +176,15 @@ function Sidebar:setup_buffer_autocmd()
     self:update_cursor_style()
     vim.api.nvim_create_autocmd('BufEnter', {
       buffer = 0,
-      callback = function() self:update_cursor_style() end,
+      callback = function()
+        self:update_cursor_style()
+      end,
     })
     vim.api.nvim_create_autocmd('BufLeave', {
       buffer = 0,
-      callback = function() self:reset_cursor_style() end,
+      callback = function()
+        self:reset_cursor_style()
+      end,
     })
   end
 end
@@ -190,10 +194,7 @@ function Sidebar:setup_attached_buffer_autocmd()
   local code_win, code_buf = self.code.win, self.code.buf
   local events = cfg.o.outline_items.auto_update_events
 
-  if
-    cfg.o.outline_items.highlight_hovered_item
-    or cfg.o.symbol_folding.auto_unfold_hover
-  then
+  if cfg.o.outline_items.highlight_hovered_item or cfg.o.symbol_folding.auto_unfold_hover then
     if self.autocmds[code_win] then
       vim.api.nvim_del_autocmd(self.autocmds[code_win])
       self.autocmds[code_win] = nil
@@ -260,12 +261,8 @@ end
 ---@param set_cursor_to_node outline.SymbolNode|outline.FlatSymbolNode?
 function Sidebar:_update_lines(update_cursor, set_cursor_to_node)
   local current
-  self.flats, current = writer.make_outline(
-    self.view.bufnr,
-    self.items,
-    self.code.win,
-    set_cursor_to_node
-  )
+  self.flats, current =
+    writer.make_outline(self.view.bufnr, self.items, self.code.win, set_cursor_to_node)
   if update_cursor ~= false then
     self:update_cursor_pos(current)
   end
@@ -309,12 +306,16 @@ end
 function Sidebar:__refresh()
   local focused_outline = self.view.bufnr == vim.api.nvim_get_current_buf()
   if self.view:is_open() and not focused_outline then
-    providers.request_symbols(function(res) self:refresh_handler(res) end)
+    providers.request_symbols(function(res)
+      self:refresh_handler(res)
+    end)
   end
 end
 
 function Sidebar:_refresh()
-  (utils.debounce(function() self:__refresh() end, 100))()
+  (utils.debounce(function()
+    self:__refresh()
+  end, 100))()
 end
 
 ---@return outline.FlatSymbolNode
@@ -398,11 +399,7 @@ function Sidebar:_set_folded(folded, move_cursor, node_index)
     local parent_node = self.flats[node.parent.line_in_outline]
 
     if parent_node then
-      self:_set_folded(
-        folded,
-        not parent_node.folded and folded,
-        parent_node.line_in_outline
-      )
+      self:_set_folded(folded, not parent_node.folded and folded, parent_node.line_in_outline)
     end
   end
 end
@@ -492,10 +489,9 @@ function Sidebar:open(opts)
   end
 
   if not self.view:is_open() then
-    local found = providers.request_symbols(
-      function(...) self:initial_handler(...) end,
-      opts
-    )
+    local found = providers.request_symbols(function(...)
+      self:initial_handler(...)
+    end, opts)
     if not found then
       utils.echo('No providers found for current buffer')
     end
diff --git a/lua/outline/view.lua b/lua/outline/view.lua
index a728f9f..b170d2b 100644
--- a/lua/outline/view.lua
+++ b/lua/outline/view.lua
@@ -48,7 +48,7 @@ function View:setup_view(split_command)
   vim.api.nvim_win_set_option(self.winnr, 'showbreak', '      ') -- only has effect when wrap=true.
   -- buffer stuff
   local tab = vim.api.nvim_get_current_tabpage()
-  vim.api.nvim_buf_set_name(self.bufnr, 'OUTLINE_'..tostring(tab))
+  vim.api.nvim_buf_set_name(self.bufnr, 'OUTLINE_' .. tostring(tab))
   vim.api.nvim_buf_set_option(self.bufnr, 'filetype', 'Outline')
   vim.api.nvim_buf_set_option(self.bufnr, 'modifiable', false)