added document diagnostic shortcut

plugins.vim

@@ -18,11 +18,12 @@ Plugin 'jiangmiao/auto-pairs'
 Plugin 'scrooloose/nerdtree'
 Plugin 'tpope/vim-surround'
 Plugin 'dhruvasagar/vim-dotoo'
-" Language C++
+" Language C++/glsl
 "Plugin 'ycm-core/YouCompleteMe'
 Plugin 'prabirshrestha/vim-lsp'
 Plugin 'mattn/vim-lsp-settings'
 Plugin 'prabirshrestha/asyncomplete.vim'
+Plugin 'tikhomirov/vim-glsl'
 
 
 " All of your Plugins must be added before the following line
@@ -40,6 +41,8 @@ filetype plugin indent on    " required
 " see :h vundle for more details or wiki for FAQ
 " Put your non-Plugin stuff after this line
 
+" NerdTree
+nnoremap <C-o> :NERDTreeToggle<CR>
 " Tab completion
 inoremap <expr> <Tab>   pumvisible() ? "\<C-n>" : "\<Tab>"
 inoremap <expr> <S-Tab> pumvisible() ? "\<C-p>" : "\<S-Tab>"
@@ -61,6 +64,7 @@ function! s:on_lsp_buffer_enabled() abort
     nmap <buffer> gr <plug>(lsp-references)
     nmap <buffer> gi <plug>(lsp-implementation)
     nmap <buffer> gt <plug>(lsp-type-definition)
+    nmap <buffer> gj <plug>(lsp-document-diagnostics)
     nmap <buffer> <leader>rn <plug>(lsp-rename)
     nmap <buffer> [g <Plug>(lsp-previous-diagnostic)
     nmap <buffer> ]g <Plug>(lsp-next-diagnostic)