feat: add vinegar abilities to the tree

fixes #860

lua/nvim-tree/actions/init.lua

@@ -8,7 +8,8 @@ local nvim_tree_callback = require'nvim-tree.config'.nvim_tree_callback
 local M = {
   mappings = {
     { key = {"<CR>", "o", "<2-LeftMouse>"}, action = "edit" },
-    { key = {"O"},                          action = "edit_no_picker" },
+    { key = "<C-e>",                        action = "edit_in_place" },
+    { key = "O",                            action = "edit_no_picker" },
     { key = {"<2-RightMouse>", "<C-]>"},    action = "cd" },
     { key = "<C-v>",                        action = "vsplit" },
     { key = "<C-x>",                        action = "split"},
@@ -96,9 +97,10 @@ function M.on_keypress(action)
     end
   elseif node.name == ".." then
     return require'nvim-tree.actions.change-dir'.fn("..")
-  elseif action == "cd" and node.nodes ~= nil then
-    return require'nvim-tree.actions.change-dir'.fn(lib.get_last_group_node(node).absolute_path)
   elseif action == "cd" then
+    if node.nodes ~= nil then
+      require'nvim-tree.actions.change-dir'.fn(lib.get_last_group_node(node).absolute_path)
+    end
     return
   end
 

lua/nvim-tree/actions/open-file.lua

@@ -154,6 +154,12 @@ function M.fn(mode, filename)
     return
   end
 
+  if mode == "edit_in_place" then
+    vim.cmd("edit " .. vim.fn.fnameescape(filename))
+    require"nvim-tree.view".abandon_current_window()
+    return
+  end
+
   local tabpage = api.nvim_get_current_tabpage()
   local win_ids = api.nvim_tabpage_list_wins(tabpage)
 

lua/nvim-tree/view.lua

@@ -194,12 +194,20 @@ local function set_current_win()
   M.View.tabpages[current_tab] = { winnr = a.nvim_get_current_win() }
 end
 
-function M.open_in_current_win()
-  create_buffer(a.nvim_get_current_buf())
+function M.open_in_current_win(opts)
+  opts = opts or { hijack_current_buf = true, resize = true }
+  create_buffer(opts.hijack_current_buf and a.nvim_get_current_buf())
   set_current_win()
   set_window_options_and_buffer()
-  M.reposition_window()
-  M.resize()
+  if opts.resize then
+    M.reposition_window()
+    M.resize()
+  end
+end
+
+function M.abandon_current_window()
+  local tab = a.nvim_get_current_tabpage()
+  M.View.tabpages[tab] = { winnr = nil }
 end
 
 function M.is_visible(opts)