nvim: cmp now completes in the cmdline

.config/nvim/lua/blake/lsp.lua

@@ -144,11 +144,26 @@ M.cmp = function()
          { name = 'path' },
          { name = 'nvim_lua' },
          { name = 'nvim_lsp' },
+         { name = 'treesitter' },
          { name = 'calc' },
          { name = 'spell' },
          { name = 'buffer' },
+         { name = 'cmdline' },
          { name = 'emoji' },
       },
+      cmp.setup.cmdline('/', {
+         sources = {
+            { name = 'buffer' }
+         }
+      }),
+      cmp.setup.cmdline(':', {
+         sources = cmp.config.sources({
+               { name = 'path' }
+            },
+            {
+               { name = 'cmdline' }
+            })
+      }),
       formatting = {
          format = function(entry, vim_item)
             -- fancy icons and a name of kind
@@ -158,8 +173,10 @@ M.cmp = function()
                path           = "[Path]",
                nvim_lua       = "[Lua]",
                nvim_lsp       = "[LSP]",
+               treesitter     = "[TS]",
                calc           = "[Calc]",
                spell          = "[Spell]",
+               cmdline        = "[cmdline]",
                buffer         = "[Buffer]",
             })[entry.source.name]
             return vim_item
@@ -203,6 +220,11 @@ M.lspconfig = function()
       buf_set_keymap('n', '<leader>q',  '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>',                          opts)
       buf_set_keymap('n', '<leader>f',  '<cmd>lua vim.lsp.buf.formatting()<CR>',                                  opts)
    end -- <<<
+   local capabilities
+   if cmp ~= nil then -- only load this if cmp is loaded
+      capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
+   end
+
    -- Load servers >>>
    -- Use a loop to conveniently call 'setup' on multiple servers and
    -- map buffer local keybindings when the language server attaches

.config/nvim/lua/blake/plugins.lua

@@ -49,7 +49,7 @@ return require('packer').startup({function()
    }
    use {                                           -- Default LSP configs
       'neovim/nvim-lspconfig',
-      after = 'nvim-lspinstall',
+      after = {'nvim-lspinstall',},
       config = function()
          require('blake.lsp').lspconfig()
       end
@@ -63,9 +63,11 @@ return require('packer').startup({function()
          'hrsh7th/cmp-path',
          'hrsh7th/cmp-nvim-lua',
          'hrsh7th/cmp-nvim-lsp',
+         'ray-x/cmp-treesitter',
          'hrsh7th/cmp-calc',
          'f3fora/cmp-spell',
          'hrsh7th/cmp-buffer',
+         'hrsh7th/cmp-cmdline',
          'hrsh7th/cmp-emoji',
       }
    }