Nvim: Configure plugins in after directory

Switch from fzf to telescope and filesystem to defx

.config/nvim/init.vim

@@ -13,6 +13,7 @@ call plug#begin('~/.config/nvim/plugins')
 
 " Code development helpers {{{
 Plug 'neovim/nvim-lspconfig'
+Plug 'glepnir/lspsaga.nvim'
 Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
 Plug 'wellle/context.vim'
 Plug 'dbeniamine/cheat.sh-vim'
@@ -20,11 +21,17 @@ Plug 'puremourning/vimspector'
 Plug 'derekwyatt/vim-fswitch'
 Plug 'nvim-lua/completion-nvim'
 Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
+Plug 'tpope/vim-fugitive'
 " }}}
 
 " Files switch, jump and grep-like tools {{{
-Plug 'preservim/nerdtree' | Plug 'Xuyuanp/nerdtree-git-plugin'
-Plug 'junegunn/fzf' | Plug 'junegunn/fzf.vim'
+"Plug 'preservim/nerdtree' | Plug 'Xuyuanp/nerdtree-git-plugin'
+Plug 'Shougo/defx.nvim', { 'do': ':UpdateRemotePlugins' }
+"Plug 'junegunn/fzf' | Plug 'junegunn/fzf.vim'
+Plug 'nvim-lua/popup.nvim'
+Plug 'nvim-lua/plenary.nvim'
+Plug 'nvim-telescope/telescope.nvim'
+Plug 'fhill2/telescope-ultisnips.nvim'
 Plug 'liuchengxu/vista.vim'
 Plug 'inside/vim-search-pulse'
 Plug 'mhinz/vim-startify'
@@ -36,7 +43,7 @@ Plug 'mhinz/vim-signify' " Mark edited lines - faster gitgutter
 " }}}
 
 " Syntax for random filetypes {{{
-Plug 'masukomi/vim-markdown-folding'
+"Plug 'masukomi/vim-markdown-folding'
 "Plug 'weirongxu/plantuml-previewer.vim' |
 Plug 'aklt/plantuml-syntax'
 Plug 'iamcco/markdown-preview.nvim', { 'do': { -> mkdp#util#install() }, 'for': ['markdown', 'vim-plug']}
@@ -52,7 +59,7 @@ Plug 'JMcKiern/vim-shoot'
 " }}}
 
 " Filetype syntax {{{
-Plug 'plasticboy/vim-markdown'
+"Plug 'plasticboy/vim-markdown'
 Plug 'kergoth/vim-bitbake' " Bitbake templates and syntax
 Plug 'pboettch/vim-cmake-syntax'
 Plug 'aklt/plantuml-syntax'
@@ -102,6 +109,8 @@ set textwidth=80
 set formatoptions+=t
 set scrolloff=10
 
+set inccommand="split"
+
 " space one line, home,end globally increase/decrease
 nnoremap <Home> zc
 nnoremap <End> zo
@@ -136,10 +145,6 @@ nnoremap <leader>8 <esc>:set tabstop=8 softtabstop=8 shiftwidth=8<cr>
 
 nnoremap <leader><space> :nohlsearch<cr>
 
-let g:UltiSnipsExpandTrigger="<c-s>"
-let g:UltiSnipsJumpForwardTrigger="<c-n>"
-let g:UltiSnipsJumpBackwardTrigger="<c-p>"
-
 " TextEdit might fail if hidden is not set.
 set hidden
 
@@ -169,153 +174,12 @@ endif
 
 set wildmode=longest,list,full
 
-" yoink configuration
-"nmap <leader>yp <plug>(YoinkPostPasteSwapBack)
-"nmap <leader>yn <plug>(YoinkPostPasteSwapForward)
-"nmap p <plug>(YoinkPaste_p)
-"nmap P <plug>(YoinkPaste_P)
-
-" Mapping to NERDTree
-nnoremap <leader>t :NERDTreeToggle<CR>
-let NERDTreeIgnore=['\.vim$', '\~$', '\.pyc$']
-
-nnoremap <leader>f :FZF!<CR>
-nnoremap <leader>l :Lines!<CR>
-nnoremap <leader>b :Buffers<CR>
-inoremap <leader>s <ESC>:Snippets!<CR>
-nnoremap <leader>a :Rg! <C-R><C-W><CR>
-
-" Disable context.vim on json files
-let g:context_filetype_blacklist = ["json"]
-
 match Error /\s\+$\|DU\cPA/
 
-nnoremap <F6> :silent FSHere<CR>
-
 setglobal virtualedit=block
 setglobal shiftround
 
-let g:vim_search_pulse_mode = 'pattern'
-let g:vim_search_pulse_duration = 400
-
-let g:airline_theme = 'minimalist'
-let g:airline_powerline_fonts = 1
-let g:airline_stl_path_style = 'short'
-let g:airline_highlighting_cache = 1
-
-let g:startify_custom_header = ''
-
-packadd termdebug
-
 let g:vimwiki_list = [{'path': '~/vimwiki/',
                       \ 'syntax': 'markdown', 'ext': '.md'}]
 
-" Completion configuration for native neovim + nvim-lspconfig
-lua << EOF
-local lspconfig = require'lspconfig'
-lspconfig.ccls.setup {
-  init_options = {
-    compilationDatabaseDirectory = ".";
-    index = {
-      threads = 0;
-    };
-    clang = {
-      excludeArgs = { "-frounding-math"} ;
-    };
-  }
-}
-EOF
-
-lua << EOF
-require'lspconfig'.pylsp.setup{}
-EOF
-
-lua << EOF
-require'lspconfig'.cmake.setup{}
-EOF
-
-lua << EOF
-require'lspconfig'.rls.setup {
-  settings = {
-    rust = {
-      unstable_features = true,
-      build_on_save = false,
-      all_features = true,
-    },
-  },
-}
-EOF
-
-lua << EOF
-local nvim_lsp = require('lspconfig')
-
--- Use an on_attach function to only map the following keys 
--- after the language server attaches to the current buffer
-local on_attach = function(client, bufnr)
-  local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
-  local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
-
-  --Enable completion triggered by <c-x><c-o>
-  buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
-
-  -- Mappings.
-  local opts = { noremap=true, silent=true }
-
-  -- See `:help vim.lsp.*` for documentation on any of the below functions
-  buf_set_keymap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
-  buf_set_keymap('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
-  buf_set_keymap('n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
-  buf_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
-  buf_set_keymap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
-  buf_set_keymap('n', '<space>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
-  buf_set_keymap('n', '<space>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
-  buf_set_keymap('n', '<space>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
-  buf_set_keymap('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
-  buf_set_keymap('n', '<space>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
-  buf_set_keymap('n', '<space>ca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
-  buf_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
-  buf_set_keymap('n', '<space>e', '<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>', opts)
-  buf_set_keymap('n', '[d', '<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>', opts)
-  buf_set_keymap('n', ']d', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
-  buf_set_keymap('n', '<space>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
-  buf_set_keymap("n", "<space>f", "<cmd>lua vim.lsp.buf.formatting()<CR>", opts)
-  require'completion'.on_attach()
-end
-
-vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(
-  vim.lsp.diagnostic.on_publish_diagnostics, {
-    signs = {
-      severity_limit = 'Warning',
-    },
-    underline = false,
-    update_in_insert = false,
-    virtual_text = {
-      spacing = 40,
-      severity_limit = 'Warning',
-    },
-  }
-)
-
--- Use a loop to conveniently call 'setup' on multiple servers and
--- map buffer local keybindings when the language server attaches
-local servers = { "pylsp", "rls", "cmake", 'ccls' }
-for _, lsp in ipairs(servers) do
-  nvim_lsp[lsp].setup {
-    on_attach = on_attach,
-    on_publish_diagnostics = diagnostic_handler
-  }
-end
-EOF
-
-" Set completeopt to have a better completion experience
-set completeopt=menuone,noinsert,noselect
-let g:completion_enable_snippet = 'UltiSnips'
-
-" Tree-sitter configuration
-lua <<EOF
-require'nvim-treesitter.configs'.setup {
-  highlight = {
-    enable = true,
-  },
-}
-EOF
+packadd termdebug