@@ -19,10 +19,18 @@ require 'lsp.lua'
 require 'lsp.json'
 require 'lsp.js'
 require 'lsp.rust'
+require 'lsp.copilot'
 
 -- plugins not in nixpkgs
 require 'packer'.startup(function(use)
   use 'preservim/vim-textobj-quote'
+  use {
+    'CopilotC-Nvim/CopilotChat.nvim',
+    branch = 'canary',
+    requires = {
+      'nvim-lua/plenary.nvim',
+    },
+  }
 end)
 
 require 'dapx'

@@ -0,0 +1,44 @@
+local fn = vim.fn
+local cmd = vim.cmd
+local M = {}
+
+function M.fzy_buffers()
+  local buffers = {}
+
+  -- list of buffers
+  local nbuf = fn.range(1, fn.bufnr('$'))
+
+  -- filter out buffers that don't have 'buflisted' set
+  for _, n in ipairs(nbuf) do
+    if fn.buflisted(n) then
+      buffers[fn.bufname(n)] = n
+    end
+  end
+
+  -- write buffer names to file to feed to fzy
+  local buffile = fn.tempname()
+  local f = io.open(buffile, "a")
+  for b, _ in pairs(buffers) do
+    f:write(b, '\n')
+  end
+  f:close()
+
+  local fzy_cmd = {
+    'fzy -p "buf > " ',
+    '< ' .. buffile,
+  }
+
+  require('fzy/fzy').fzy_search(table.concat(fzy_cmd), function(stdout)
+    -- strip '\n'
+    local selected, _ = stdout:gsub('\n', '')
+    cmd('bd!')
+
+    cmd('buffer ' .. buffers[ selected ])
+    -- housekeeping
+    os.remove(buffile)
+  end
+  )
+
+end
+
+return M

@@ -0,0 +1,20 @@
+local fn = vim.fn
+local cmd = vim.cmd
+local M = {}
+
+function M.fuzzy_edit(fuzzy_cmd)
+  fuzzy_cmd = {
+    ls_cmd,
+    '| zf',
+  }
+
+  require('fuzzy/fuzzy').fuzzy_search(table.concat(fuzzy_cmd), function(stdout)
+    -- strip '\n'
+    local selected, _ = stdout:gsub('\n', '')
+    cmd('bd!')
+    cmd('e ' .. selected)
+  end
+  )
+end
+
+return M

@@ -0,0 +1,42 @@
+local M = {}
+local api = vim.api
+local o = vim.o
+local fn = vim.fn
+
+function M.fuzzy_search(cmd, exit_fn)
+    local width = o.columns - 4
+    local height = 11
+    if (o.columns >= 85) then
+        width = 80
+    end
+
+    local buf = api.nvim_create_buf(false, true)
+    api.nvim_buf_set_option(buf, 'bufhidden', 'wipe')
+    api.nvim_buf_set_option(buf, 'modifiable', true)
+
+    api.nvim_open_win(
+        buf,
+        true,
+        {
+            relative = 'editor',
+            style = 'minimal',
+            noautocmd = true,
+            border = 'rounded',
+            width = width,
+            height = height,
+            col = math.min((o.columns - width) / 2),
+            row = math.min((o.lines - height) / 2 - 1),
+        }
+    )
+    local file = vim.fn.tempname()
+    api.nvim_command('startinsert!')
+
+    vim.fn.termopen(cmd .. ' > ' .. file, {on_exit = function()
+        local f = io.open(file, 'r')
+        local stdout = f:read('*all')
+        exit_fn(stdout)
+        f:close()
+        os.remove(file)
+    end})
+end
+return M

@@ -0,0 +1,53 @@
+local fn = vim.fn
+local cmd = vim.cmd
+local M = {}
+
+local function get_line_nr(s)
+  for c in s:gmatch('%d+%s') do
+    c = string.gsub(c, '%s', '')
+    return tonumber(c)
+  end
+end
+
+local function annotated_input()
+  local lines = {}
+
+  -- index each line in the current buffer
+  -- for jumping to
+  --
+  for nr = 1, fn.line('$') do
+    table.insert(lines, fn.getline(nr))
+  end
+
+  local outfile = fn.tempname()
+  local f = io.open(outfile, 'a')
+  for n, l in pairs(lines) do
+    f:write(n .. '\t' .. l, '\n')
+  end
+  f:close()
+
+  return outfile, lines
+end
+
+function M.fzy_jmp()
+  local idxfile, lines = annotated_input()
+
+  fzy_cmd = {
+    'fzy -p "jmp > " ',
+    '< ' .. idxfile,
+  }
+
+  require('fzy/fzy').fzy_search(table.concat(fzy_cmd), function(stdout)
+    -- strip '\n'
+    local selected, _ = stdout:gsub('\n', '')
+    cmd('bd!')
+
+    -- jump to line
+    cmd(':' .. get_line_nr(selected))
+    -- housekeeping
+    os.remove(idxfile)
+  end
+  )
+
+end
+return M

@@ -2,7 +2,11 @@ local fn = vim.fn
 local cmd = vim.cmd
 local M = {}
 
-function M.fzy_buffers()
+local function normalize_path(path)
+  return vim.fn.fnamemodify(vim.fn.expand(path), ':p:~:.')
+end
+
+function M.fzy_buffers(exclude)
   local buffers = {}
 
   -- list of buffers
@@ -19,7 +23,10 @@ -- write buffer names to file to feed to fzy
   local buffile = fn.tempname()
   local f = io.open(buffile, "a")
   for b, _ in pairs(buffers) do
-    f:write(b, '\n')
+    local path = normalize_path(b)
+    if not string.match(path, exclude) then
+      f:write(path, '\n')
+    end
   end
   f:close()
 

@@ -0,0 +1,8 @@
+require 'copilot'.setup{
+  suggestion = {
+    enabled = true,
+    auto_trigger = true,
+  }
+}
+
+require 'CopilotChat'.setup {}

@@ -63,7 +63,7 @@
   _G.fzy_buffers = require('fzy.buffers').fzy_buffers
   map('',
   '<leader>b',
-  ':call v:lua.fzy_buffers()<cr>',
+  ':call v:lua.fzy_buffers("NvimTree_1")<cr>',
   { noremap=true, silent=true }
   )
 

@@ -1,5 +1,4 @@
 local git = require('statusline.git')
-local utils = require('utils')
 local M = {}
 
 -- set highlights for statusline sections
@@ -13,7 +12,12 @@ hi GitDirty ctermfg=01 ctermbg=00
 ]], false)
 
 function M.statusline()
-  local stl = {
+  local stl = {}
+  if vim.bo.filetype ~= 'NvimTree' then
+    stl = {''}
+  end
+
+  stl = {
     '%#PrimaryBlock#',
     '%f',
     '%#Blanks#',

@@ -8,7 +8,7 @@
 {
   programs.neovim = {
     enable = true;
-    withNodeJs = false;
+    withNodeJs = true;
     vimAlias = true;
     withPython3 = true;
     extraPackages = with pkgs; [
@@ -62,6 +62,8 @@ nvim-dap
       nvim-dap-ui
       nvim-dap-go
       vim-textobj-user
+
+      copilot-lua
     ];
   };
 }