Put configuration elements in different files

conf/nvim/lua/keybiding.lua

@@ -0,0 +1,32 @@
+
+-- " Key biding
+-- " ----------
+-- map {'', '[C-left]', ':tabprevious<CR>', noremap = false, silent = true}
+-- map {'', '[C-right]', ':tabnext<CR>', noremap = false, silent = true}
+map {'n', '<leader>/', ':nohlsearch<CR>', noremap =  false, silent = true}
+map {'n', '<F2>', ':NERDTreeToggle<CR>', noremap = false, silent = true}
+
+-- Move tabs with \[ and \]
+map {'n', '<Leader>]', ':tabnext<CR>', noremap = false, silent = true}
+map {'n', '<Leader>[', ':tabprev<CR>', noremap = false, silent = true}
+map {'n', '<leader>l', ':set list!<CR>', silent = true}
+
+-- Manage Tab
+local t = function(str)
+  return vim.api.nvim_replace_termcodes(str, true, true, true)
+end
+
+_G.smart_tab = function()
+  if vim.fn.pumvisible() == 1 then
+    return t'<C-n>'
+  else
+    return t'<Tab>'
+  end
+end
+
+vim.api.nvim_set_keymap(
+  'i',
+  '<Tab>',
+  'v:lua.smart_tab()',
+  {noremap = true, expr = true}
+)