feat: addad chad&nnvim tree extensions (#167)

* feat: addad chad&nnvim tree extensions

* fix: updated all extensions

* applied suggestions

README.md

@@ -312,6 +312,8 @@ extensions = { 'fzf' }
 * fugitive
 * fzf
 * nerdtree
+* chadtree
+* nvim-tree
 
 </details>
 

lua/lualine/extensions/chadtree.lua

@@ -0,0 +1,13 @@
+-- Copyright (c) 2020-2021 hoob3rt
+-- MIT license, see LICENSE for more details.
+local nerdtree = require('lualine.extensions.nerdtree')
+
+local M = {}
+
+M.sections = nerdtree.sections
+
+M.inactive_sections = nerdtree.inactive_sections
+
+M.filetypes = {'CHADTree'}
+
+return M

lua/lualine/extensions/nerdtree.lua

@@ -1,8 +1,10 @@
 -- Copyright (c) 2020-2021 hoob3rt
 -- MIT license, see LICENSE for more details.
+local function get_short_cwd() return vim.fn.fnamemodify(vim.fn.getcwd(), ':~') end
+
 local M = {}
 
-M.sections = {lualine_a = {vim.fn.getcwd}}
+M.sections = {lualine_a = {get_short_cwd}}
 
 M.inactive_sections = M.sections
 

lua/lualine/extensions/nvim-tree.lua

@@ -0,0 +1,13 @@
+-- Copyright (c) 2020-2021 hoob3rt
+-- MIT license, see LICENSE for more details.
+local nerdtree = require('lualine.extensions.nerdtree')
+
+local M = {}
+
+M.sections = nerdtree.sections
+
+M.inactive_sections = nerdtree.inactive_sections
+
+M.filetypes = {'NvimTree'}
+
+return M