Replace neotree with nvim-tree

lua/core/keymaps/async/project-tree.lua

@@ -0,0 +1,24 @@
+-- Neotree mappings
+
+return function(buffer)
+  local api = require "nvim-tree.api"
+
+  local nmap = require("core.utils").createNmap({
+    buffer = buffer,
+    desc = 'nvim-tree: : ',
+    noremap = true,
+    silent = true,
+    nowait = true
+  })
+
+  -- default mappings
+  api.config.mappings.default_on_attach(buffer)
+
+  nmap('<leader><space>', api.tree.toggle, 'File Tree')
+  nmap('t', api.node.open.tab, 'Toggle Node')
+  nmap('<leader>f', function()
+    api.tree.open({
+      find_file = true
+    })
+  end, 'Reveal File In Tree')
+end

lua/core/keymaps/init.lua

@@ -1,6 +1,5 @@
 local import = require('core.utils').createImporter("core.keymaps")
 
 import('general')
-import('project-tree')
 import('file-search')
 import('diagnostics')

lua/core/keymaps/project-tree.lua

@@ -1,4 +0,0 @@
--- Neotree mappings
-
-vim.keymap.set('n', '<leader><space>', ':Neotree toggle<cr>', { desc = 'File tree' })
-vim.keymap.set('n', '<leader>nf', ':Neotree filesystem reveal<cr>', { desc = 'Reveal in file tree' })

lua/core/plugins/init.lua

@@ -129,7 +129,8 @@ local plugins = {
 
   require 'core.plugins.todo-comments',
 
-  require 'core.plugins.neo-tree',
+  -- require 'core.plugins.neo-tree',
+  require 'core.plugins.project-tree',
 
   require 'core.plugins.nvim-ufo',
 

lua/core/plugins/neo-tree.lua

@@ -1,20 +0,0 @@
-return {
-  "nvim-neo-tree/neo-tree.nvim",
-  branch = "v3.x",
-  dependencies = {
-    "nvim-lua/plenary.nvim",
-    "nvim-tree/nvim-web-devicons", -- not strictly required, but recommended
-    "MunifTanjim/nui.nvim",
-  },
-  config = function()
-    require('neo-tree').setup {
-      filesystem = {
-        filtered_items = {
-          visible = true,
-          hide_hidden = false,
-          hide_gitignored = true,
-        }
-      },
-    }
-  end,
-}

lua/core/plugins/project-tree.lua

@@ -0,0 +1,11 @@
+local setup = require "core.setup.async.project-tree"
+
+return {
+  {
+    'nvim-tree/nvim-tree.lua',
+    dependencies = { 'nvim-tree/nvim-web-devicons' },
+    init = function()
+      setup()
+    end
+  }
+}

lua/core/settings/init.lua

@@ -4,6 +4,14 @@
 vim.g.mapleader = ' '
 vim.g.maplocalleader = ' '
 
+-- As in nvim-tree docs
+
+-- disable netrw at the very start of your init.lua
+vim.g.loaded_netrw = 1
+vim.g.loaded_netrwPlugin = 1
+-- set termguicolors to enable highlight groups
+vim.opt.termguicolors = true
+
 -- Disale Swap Files
 vim.opt.swapfile = false
 

lua/core/setup/async/project-tree.lua

@@ -0,0 +1,21 @@
+local keymaps = require('core.keymaps.async.project-tree')
+
+return function()
+  local on_attach = function(bufnr)
+    keymaps(bufnr)
+  end
+
+  -- HACK A temporary way to subscribe to the fact that
+  -- the setup is complete
+  vim.api.nvim_create_autocmd("User", {
+    pattern = "NvimTreeSetup",
+    callback = function(data)
+      on_attach(data.buf)
+    end,
+  })
+
+  require("nvim-tree").setup({
+    -- TODO uncomment this in a version that it actually works
+    -- on_attach = on_attach
+  })
+end