Move from NERDTree to netrw's :Lexplore

.vimrc

@@ -119,13 +119,20 @@ set number
 highlight LineNr ctermfg=darkgrey
 highlight LineNr ctermbg=black
 
-" NERDTree options
-nmap <silent> <leader>t :NERDTree<CR>
-let g:NERDTreeChristmasTree = 1
-let g:NERDTreeChDirMode = 2
-let g:NERDTreeHighlightCursorline = 1
-let g:NERDTreeMouseMode = 2
-let g:NERDTreeShowHidden = 1
-
 " Tagbar options
 nmap <F8> :TagbarToggle<CR>
+
+" Functionally replace NERDTree
+map <silent> <C-E> :15Lexplore<CR>
+let g:netrw_browse_split = 4
+let g:netrw_altv = 1
+let g:netrw_winsize = 15
+let g:netrw_banner = 0
+let g:netrw_use_errorwindow = 0
+let g:netrw_usetab = 1
+
+"" Default to tree mode
+let g:netrw_liststyle=3
+
+"" Change directory to the current buffer when opening files.
+set autochdir