[nvim] reorganize config and plugins

15 files changed, 303 insertions, 339 deletions

diff --git a/.config/nvim/config/config.vim b/.config/nvim/config/config.vim
new file mode 100644
index 0000000..0f2b65e
--- /dev/null
+++ b/.config/nvim/config/config.vim
@@ -0,0 +1,33 @@
+set mouse=a
+set splitright
+
+set updatetime=250
+
+" tabs, spaces
+set shiftwidth=2
+set tabstop=2
+set expandtab
+
+set list
+set listchars=tab:\ \ ,trail:-
+
+" ruler
+set relativenumber number
+augroup numbertoggle
+  autocmd!
+  autocmd BufEnter,WinEnter * if &nu && mode() != 'i' | set relativenumber | endif
+  autocmd BufLeave,WinLeave * if &nu | set norelativenumber | endif
+augroup END
+
+" colors
+colorscheme darcula
+set termguicolors
+highlight Normal guibg=NONE ctermbg=NONE
+
+" diff
+if &diff
+  autocmd BufEnter * if winnr('$') == 1 | quit | endif
+endif
+
+" pdf
+autocmd BufEnter *.pdf split | exe expandcmd("terminal firefox <afile>:p") | quit
diff --git a/.config/nvim/config/keys.vim b/.config/nvim/config/keys.vim
new file mode 100644
index 0000000..bfb45e9
--- /dev/null
+++ b/.config/nvim/config/keys.vim
@@ -0,0 +1,20 @@
+" leader
+nnoremap <SPACE> <Nop>
+let mapleader=" "
+
+" buffer pane navigation
+nnoremap <A-Left> <C-w><Left>
+nnoremap <A-Up> <C-w><Up>
+nnoremap <A-Right> <C-w><Right>
+nnoremap <A-Down> <C-w><Down>
+
+nnoremap <C-Left> <cmd>tabprevious<CR>
+nnoremap <C-Right> <cmd>tabnext<CR>
+
+" esc / quit
+map <ESC><C-c> <CR>
+nnoremap <C-q> <cmd>q<CR>
+
+" save
+nnoremap <silent> <C-s> <cmd>w<CR>
+inoremap <silent> <C-s> <ESC><cmd>w<CR>
diff --git a/.config/nvim/init.vim b/.config/nvim/init.vim
index de616e9..7c59a81 100644
--- a/.config/nvim/init.vim
+++ b/.config/nvim/init.vim
@@ -1,92 +1,4 @@
-" "
-" Plugins
-" "
-
-call plug#begin(stdpath('data') . '/plugged')
-
-Plug 'doums/darcula'
-
-Plug 'ryanoasis/vim-devicons'
-Plug 'nvim-tree/nvim-web-devicons'
-
-Plug 'preservim/nerdtree'
-Plug 'Xuyuanp/nerdtree-git-plugin'
-
-Plug 'nvim-lua/plenary.nvim'
-Plug 'nvim-telescope/telescope.nvim'
-
-Plug 'airblade/vim-gitgutter'
-
-Plug 'mg979/vim-xtabline'
-
-Plug 'ggandor/leap.nvim'
-
-Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
-
-Plug 'lukas-reineke/indent-blankline.nvim'
-
-Plug 'tpope/vim-surround'
-
-Plug 'gpanders/editorconfig.nvim'
-
-Plug 'iamcco/markdown-preview.nvim', {'do': { -> mkdp#util#install() }, 'for': ['markdown', 'vim-plug']}
-" if install fails do `:call mkdp#util#install() manually`
-
-Plug 'stevearc/aerial.nvim'
-Plug 'numToStr/Comment.nvim'
-
-Plug 'williamboman/mason.nvim'
-Plug 'williamboman/mason-lspconfig.nvim'
-Plug 'neovim/nvim-lspconfig'
-Plug 'hrsh7th/nvim-cmp'
-Plug 'hrsh7th/cmp-nvim-lsp'
-Plug 'saadparwaiz1/cmp_luasnip'
-Plug 'L3MON4D3/LuaSnip'
-
-Plug 'https://gitlab.com/dweipert.de/rclone.nvim'
-
-call plug#end()
-
-
-" "
-" Config
-" "
-
-nnoremap <SPACE> <Nop>
-let mapleader=" "
-
-set shiftwidth=2
-set tabstop=2
-set expandtab
-
-set list
-set listchars=tab:\ \ ,trail:-
-
-set mouse=a
-set splitright
-
-set updatetime=250
-
-" ruler
-set relativenumber number
-augroup numbertoggle
-  autocmd!
-  autocmd BufEnter,WinEnter * if &nu && mode() != 'i' | set relativenumber | endif
-  autocmd BufLeave,WinLeave * if &nu | set norelativenumber | endif
-augroup END
-
-colorscheme darcula
-set termguicolors
-hi Normal guibg=NONE ctermbg=NONE
-
-if &diff
-  autocmd BufEnter * if winnr('$') == 1 | quit | endif
-endif
-
-" pdf
-autocmd BufEnter *.pdf split | exe expandcmd("terminal firefox <afile>:p") | quit
-
-function! s:winfiletypes()
+function UtilityWinfiletypes()
   let winfiletypes = []
   for window_nr in range(1, winnr('$'))
     let filetype = getbufvar(winbufnr(window_nr), '&filetype')
@@ -96,256 +8,10 @@ function! s:winfiletypes()
   return winfiletypes
 endfunction
 
-
-" Nerdtree
-
-let g:NERDTreeShowHidden=1
-let g:NERDTreeGitStatusShowIgnored=1
-
-if !&diff
-  autocmd StdinReadPre * let s:std_in=1
-  autocmd VimEnter * NERDTree | if argc() > 0 || exists('s:std_in') | wincmd p | endif
-  autocmd VimEnter * if argc() > 0 | silent NERDTreeFind | wincmd p | endif
-endif
-
-autocmd BufWinEnter * if getcmdwintype() == '' | silent NERDTreeMirror | endif
-autocmd BufEnter * if winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif
-
-" set status line on tab switch
 let g:NERDTreeStatusLineTabSwitchFiletypes = ["nerdtree", "help"]
-function NERDTreeStatusLineTabSwitch()
-  let tab_nr = tabpagenr()
-  let buffer_list = tabpagebuflist(tab_nr)
-
-  " default to 2
-  let meaningful_window_nr = 2
-
-  for buffer_nr in buffer_list
-    let buffer_type = getbufvar(buffer_nr, "&filetype")
-    if index(g:NERDTreeStatusLineTabSwitchFiletypes, buffer_type) == -1
-      let meaningful_window_nr = bufwinnr(buffer_nr)
-      break
-    endif
-  endfor
-
-  exe meaningful_window_nr .. "wincmd w"
-endfunction
-autocmd TabLeave * call NERDTreeStatusLineTabSwitch()
-
-map <C-b> <cmd>NERDTreeToggle<CR>
-
-
-" Telescope
-
-nnoremap <leader>ff <cmd>Telescope find_files<CR>
-nnoremap <leader>fg <cmd>Telescope live_grep<CR>
-nnoremap <leader><leader> <cmd>Telescope buffers<CR>
-
-
-" GitGutter
-
-nnoremap <leader>gp <cmd>GitGutterPreviewHunk<CR>
-nnoremap <leader>gu <cmd>GitGutterUndoHunk<CR>
-
-
-" Leap
-
-lua <<EOF
-require('leap').add_default_mappings()
-EOF
-
-
-" Treesitter
-
-lua <<EOF
-require('nvim-treesitter.configs').setup {
-  ensure_installed = 'all',
-  sync_install = false,
-  indent = {
-    enable = true,
-  },
-  highlight = {
-    enable = true,
-    additional_vim_regex_highlighting = false,
-  },
-}
-EOF
-
-
-" Indent Blankline
-
-lua <<EOF
-vim.cmd [[highlight IndentBlanklineChar guifg=#303030 gui=nocombine]]
-vim.cmd [[highlight IndentBlanklineContextChar guifg=#404040 gui=nocombine]]
-
-require('indent_blankline').setup {
-	use_treesitter = true,
-	show_first_indent_level = false,
-	show_trailing_blankline_indent = false,
-	show_current_context = true,
-}
-EOF
-
-
-" Markdown Preview
-
-let g:mkdp_preview_options = {
-  \ 'disable_sync_scroll': 1
-\ }
-
-
-" Aerial
-
-lua <<EOF
-require('aerial').setup({
-  filter_kind = false,
-})
-
-require('telescope').load_extension('aerial')
-EOF
-
-nnoremap <leader>a <cmd>AerialToggle!<CR>
-nnoremap <leader>fa <cmd>Telescope aerial<CR>
-
-" add aerial to tab switch filetypes
-call add(g:NERDTreeStatusLineTabSwitchFiletypes, 'aerial')
-
-" close Aerial and NERDTree if they are the only remaining windows
-function AerialNERDTreeClose()
-  if winnr('$') != 2
-    return
-  endif
-
-  let window_filetypes = s:winfiletypes()
-
-  if index(window_filetypes, 'aerial') != -1 && index(window_filetypes, 'nerdtree') != -1
-    " one quit suffices, since aerial and nerdtree close themselves
-    quit
-  endif
-endfunction
-autocmd BufEnter * call AerialNERDTreeClose()
-
-
-" Comment
-
-lua <<EOF
-require('Comment').setup()
-EOF
-
-
-" LSP
-
-lua <<EOF
-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.diagnostic.open_float()<CR>', opts)
-  buf_set_keymap('n', '[d', '<cmd>lua vim.diagnostic.goto_prev()<CR>', opts)
-  buf_set_keymap('n', ']d', '<cmd>lua vim.diagnostic.goto_next()<CR>', opts)
-  buf_set_keymap('n', '<space>q', '<cmd>lua vim.diagnostic.setloclist()<CR>', opts)
-  buf_set_keymap('n', '<space>f', '<cmd>lua vim.lsp.buf.format({async = true})<CR>', opts)
-end
-
-local capabilities = vim.lsp.protocol.make_client_capabilities()
-capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
-
-vim.o.completeopt = 'menuone,noselect'
-
-require('mason').setup()
-require('mason-lspconfig').setup()
-require('mason-lspconfig').setup_handlers {
-  function (server_name)
-    require ('lspconfig')[server_name].setup {
-      on_attach = on_attach,
-      capabilities = capabilities,
-    }
-  end
-}
-
-local cmp = require('cmp')
-local luasnip = require('luasnip')
-cmp.setup {
-  snippet = {
-    expand = function(args)
-      luasnip.lsp_expand(args.body)
-    end,
-  },
-  mapping = {
-    ['<C-p>'] = cmp.mapping.select_prev_item(),
-    ['<C-n>'] = cmp.mapping.select_next_item(),
-    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
-    ['<C-f>'] = cmp.mapping.scroll_docs(4),
-    ['<C-Space>'] = cmp.mapping.complete(),
-    ['<C-e>'] = cmp.mapping.close(),
-    ['<CR>'] = cmp.mapping.confirm {
-      behavior = cmp.ConfirmBehavior.Replace,
-      select = true,
-    },
-    ['<Tab>'] = function(fallback)
-      if cmp.visible() then
-        cmp.select_next_item()
-      elseif luasnip.expand_or_jumpable() then
-        luasnip.expand_or_jump()
-      else
-        fallback()
-      end
-    end,
-    ['<S-Tab>'] = function(fallback)
-      if cmp.visible() then
-        cmp.select_prev_item()
-      elseif luasnip.jumpable(-1) then
-        luasnip.jump(-1)
-      else
-        fallback()
-      end
-    end,
-  },
-  sources = {
-    { name = 'nvim_lsp' },
-    { name = 'luasnip' },
-  },
-}
-EOF
-
-
-" "
-" Keys
-" "
-
-" buffer pane navigation
-nnoremap <A-Left> <C-w><Left>
-nnoremap <A-Up> <C-w><Up>
-nnoremap <A-Right> <C-w><Right>
-nnoremap <A-Down> <C-w><Down>
-
-nnoremap <C-Left> <cmd>tabprevious<CR>
-nnoremap <C-Right> <cmd>tabnext<CR>
-
-" esc / quit
-map <ESC><C-c> <CR>
-nnoremap <C-q> <cmd>q<CR>
 
-" save
-nnoremap <silent> <C-s> <cmd>w<CR>
-inoremap <silent> <C-s> <ESC><cmd>w<CR>
 
+source ~/.config/nvim/plugins/_install.vim
+source ~/.config/nvim/config/config.vim
+source ~/.config/nvim/config/keys.vim
+source ~/.config/nvim/plugins/_load.vim
diff --git a/.config/nvim/plugins/_install.vim b/.config/nvim/plugins/_install.vim
new file mode 100644
index 0000000..9bc483c
--- /dev/null
+++ b/.config/nvim/plugins/_install.vim
@@ -0,0 +1,45 @@
+call plug#begin(stdpath('data') . '/plugged')
+
+Plug 'doums/darcula'
+
+Plug 'ryanoasis/vim-devicons'
+Plug 'nvim-tree/nvim-web-devicons'
+
+Plug 'preservim/nerdtree'
+Plug 'Xuyuanp/nerdtree-git-plugin'
+
+Plug 'nvim-lua/plenary.nvim'
+Plug 'nvim-telescope/telescope.nvim'
+
+Plug 'airblade/vim-gitgutter'
+
+Plug 'mg979/vim-xtabline'
+
+Plug 'ggandor/leap.nvim'
+
+Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
+
+Plug 'lukas-reineke/indent-blankline.nvim'
+
+Plug 'tpope/vim-surround'
+
+Plug 'gpanders/editorconfig.nvim'
+
+Plug 'iamcco/markdown-preview.nvim', {'do': { -> mkdp#util#install() }, 'for': ['markdown', 'vim-plug']}
+" if install fails do `:call mkdp#util#install() manually`
+
+Plug 'stevearc/aerial.nvim'
+Plug 'numToStr/Comment.nvim'
+
+Plug 'williamboman/mason.nvim'
+Plug 'williamboman/mason-lspconfig.nvim'
+Plug 'neovim/nvim-lspconfig'
+Plug 'hrsh7th/nvim-cmp'
+Plug 'hrsh7th/cmp-nvim-lsp'
+Plug 'saadparwaiz1/cmp_luasnip'
+Plug 'L3MON4D3/LuaSnip'
+
+"Plug 'https://gitlab.com/dweipert.de/rclone.nvim'
+Plug '~/Projects/rclone.nvim'
+
+call plug#end()
diff --git a/.config/nvim/plugins/_load.vim b/.config/nvim/plugins/_load.vim
new file mode 100644
index 0000000..c101014
--- /dev/null
+++ b/.config/nvim/plugins/_load.vim
@@ -0,0 +1,10 @@
+source ~/.config/nvim/plugins/aerial.vim
+source ~/.config/nvim/plugins/comment.vim
+source ~/.config/nvim/plugins/gitgutter.vim
+source ~/.config/nvim/plugins/indent_blankline.vim
+source ~/.config/nvim/plugins/leap.vim
+source ~/.config/nvim/plugins/lsp.vim
+source ~/.config/nvim/plugins/markdown_preview.vim
+source ~/.config/nvim/plugins/nerdtree.vim
+source ~/.config/nvim/plugins/telescope.vim
+source ~/.config/nvim/plugins/treesitter.vim
diff --git a/.config/nvim/plugins/aerial.vim b/.config/nvim/plugins/aerial.vim
new file mode 100644
index 0000000..9a6db49
--- /dev/null
+++ b/.config/nvim/plugins/aerial.vim
@@ -0,0 +1,28 @@
+lua <<EOF
+require('aerial').setup({
+  filter_kind = false,
+})
+
+require('telescope').load_extension('aerial')
+EOF
+
+nnoremap <leader>a <cmd>AerialToggle!<CR>
+nnoremap <leader>fa <cmd>Telescope aerial<CR>
+
+" add aerial to tab switch filetypes
+call add(g:NERDTreeStatusLineTabSwitchFiletypes, 'aerial')
+
+" close Aerial and NERDTree if they are the only remaining windows
+function AerialNERDTreeClose()
+  if winnr('$') != 2
+    return
+  endif
+
+  let window_filetypes = UtilityWinfiletypes()
+
+  if index(window_filetypes, 'aerial') != -1 && index(window_filetypes, 'nerdtree') != -1
+    " one quit suffices, since aerial and nerdtree close themselves
+    quit
+  endif
+endfunction
+autocmd BufEnter * call AerialNERDTreeClose()
diff --git a/.config/nvim/plugins/comment.vim b/.config/nvim/plugins/comment.vim
new file mode 100644
index 0000000..3b150b6
--- /dev/null
+++ b/.config/nvim/plugins/comment.vim
@@ -0,0 +1,3 @@
+lua <<EOF
+require('Comment').setup()
+EOF
diff --git a/.config/nvim/plugins/gitgutter.vim b/.config/nvim/plugins/gitgutter.vim
new file mode 100644
index 0000000..5099e57
--- /dev/null
+++ b/.config/nvim/plugins/gitgutter.vim
@@ -0,0 +1,2 @@
+nnoremap <leader>gp <cmd>GitGutterPreviewHunk<CR>
+nnoremap <leader>gu <cmd>GitGutterUndoHunk<CR>
diff --git a/.config/nvim/plugins/indent_blankline.vim b/.config/nvim/plugins/indent_blankline.vim
new file mode 100644
index 0000000..227ac86
--- /dev/null
+++ b/.config/nvim/plugins/indent_blankline.vim
@@ -0,0 +1,11 @@
+lua <<EOF
+vim.api.nvim_set_hl(0, 'IndentBlanklineChar', { fg = '#303030', nocombine = true })
+vim.api.nvim_set_hl(0, 'IndentBlanklineContextChar', { fg = '#404040', nocombine = true })
+
+require('indent_blankline').setup {
+	use_treesitter = true,
+	show_first_indent_level = false,
+	show_trailing_blankline_indent = false,
+	show_current_context = true,
+}
+EOF
diff --git a/.config/nvim/plugins/leap.vim b/.config/nvim/plugins/leap.vim
new file mode 100644
index 0000000..be63380
--- /dev/null
+++ b/.config/nvim/plugins/leap.vim
@@ -0,0 +1,3 @@
+lua <<EOF
+require('leap').add_default_mappings()
+EOF
diff --git a/.config/nvim/plugins/lsp.vim b/.config/nvim/plugins/lsp.vim
new file mode 100644
index 0000000..d0f6f26
--- /dev/null
+++ b/.config/nvim/plugins/lsp.vim
@@ -0,0 +1,91 @@
+lua <<EOF
+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.diagnostic.open_float()<CR>', opts)
+  buf_set_keymap('n', '[d', '<cmd>lua vim.diagnostic.goto_prev()<CR>', opts)
+  buf_set_keymap('n', ']d', '<cmd>lua vim.diagnostic.goto_next()<CR>', opts)
+  buf_set_keymap('n', '<space>q', '<cmd>lua vim.diagnostic.setloclist()<CR>', opts)
+  buf_set_keymap('n', '<space>f', '<cmd>lua vim.lsp.buf.format({async = true})<CR>', opts)
+end
+
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
+
+vim.o.completeopt = 'menuone,noselect'
+
+require('mason').setup()
+require('mason-lspconfig').setup()
+require('mason-lspconfig').setup_handlers {
+  function (server_name)
+    require ('lspconfig')[server_name].setup {
+      on_attach = on_attach,
+      capabilities = capabilities,
+    }
+  end
+}
+
+local cmp = require('cmp')
+local luasnip = require('luasnip')
+cmp.setup {
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end,
+  },
+  mapping = {
+    ['<C-p>'] = cmp.mapping.select_prev_item(),
+    ['<C-n>'] = cmp.mapping.select_next_item(),
+    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+    ['<C-f>'] = cmp.mapping.scroll_docs(4),
+    ['<C-Space>'] = cmp.mapping.complete(),
+    ['<C-e>'] = cmp.mapping.close(),
+    ['<CR>'] = cmp.mapping.confirm {
+      behavior = cmp.ConfirmBehavior.Replace,
+      select = true,
+    },
+    ['<Tab>'] = function(fallback)
+      if cmp.visible() then
+        cmp.select_next_item()
+      elseif luasnip.expand_or_jumpable() then
+        luasnip.expand_or_jump()
+      else
+        fallback()
+      end
+    end,
+    ['<S-Tab>'] = function(fallback)
+      if cmp.visible() then
+        cmp.select_prev_item()
+      elseif luasnip.jumpable(-1) then
+        luasnip.jump(-1)
+      else
+        fallback()
+      end
+    end,
+  },
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'luasnip' },
+  },
+}
+EOF
diff --git a/.config/nvim/plugins/markdown_preview.vim b/.config/nvim/plugins/markdown_preview.vim
new file mode 100644
index 0000000..03ff94f
--- /dev/null
+++ b/.config/nvim/plugins/markdown_preview.vim
@@ -0,0 +1,3 @@
+let g:mkdp_preview_options = {
+  \ 'disable_sync_scroll': 1
+\ }
diff --git a/.config/nvim/plugins/nerdtree.vim b/.config/nvim/plugins/nerdtree.vim
new file mode 100644
index 0000000..8a7869a
--- /dev/null
+++ b/.config/nvim/plugins/nerdtree.vim
@@ -0,0 +1,33 @@
+let g:NERDTreeShowHidden=1
+let g:NERDTreeGitStatusShowIgnored=1
+
+if !&diff
+  autocmd StdinReadPre * let s:std_in=1
+  autocmd VimEnter * NERDTree | if argc() > 0 || exists('s:std_in') | wincmd p | endif
+  autocmd VimEnter * if argc() > 0 | silent NERDTreeFind | wincmd p | endif
+endif
+
+autocmd BufWinEnter * if getcmdwintype() == '' | silent NERDTreeMirror | endif
+autocmd BufEnter * if winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif
+
+" set status line on tab switch
+function NERDTreeStatusLineTabSwitch()
+  let tab_nr = tabpagenr()
+  let buffer_list = tabpagebuflist(tab_nr)
+
+  " default to 2
+  let meaningful_window_nr = 2
+
+  for buffer_nr in buffer_list
+    let buffer_type = getbufvar(buffer_nr, "&filetype")
+    if index(g:NERDTreeStatusLineTabSwitchFiletypes, buffer_type) == -1
+      let meaningful_window_nr = bufwinnr(buffer_nr)
+      break
+    endif
+  endfor
+
+  exe meaningful_window_nr .. "wincmd w"
+endfunction
+autocmd TabLeave * call NERDTreeStatusLineTabSwitch()
+
+map <C-b> <cmd>NERDTreeToggle<CR>
diff --git a/.config/nvim/plugins/telescope.vim b/.config/nvim/plugins/telescope.vim
new file mode 100644
index 0000000..729edad
--- /dev/null
+++ b/.config/nvim/plugins/telescope.vim
@@ -0,0 +1,3 @@
+nnoremap <leader>ff <cmd>Telescope find_files<CR>
+nnoremap <leader>fg <cmd>Telescope live_grep<CR>
+nnoremap <leader><leader> <cmd>Telescope buffers<CR>
diff --git a/.config/nvim/plugins/treesitter.vim b/.config/nvim/plugins/treesitter.vim
new file mode 100644
index 0000000..6f12bd0
--- /dev/null
+++ b/.config/nvim/plugins/treesitter.vim
@@ -0,0 +1,13 @@
+lua <<EOF
+require('nvim-treesitter.configs').setup {
+  ensure_installed = 'all',
+  sync_install = false,
+  indent = {
+    enable = true,
+  },
+  highlight = {
+    enable = true,
+    additional_vim_regex_highlighting = false,
+  },
+}
+EOF