feat(nvim): add base cmp setup

home/neovim/cmp.lua

@@ -0,0 +1,28 @@
+local cmp = require 'cmp'
+local luasnip = require 'luasnip'
+require('luasnip.loaders.from_vscode').lazy_load()
+luasnip.config.setup {}
+
+cmp.setup {
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end,
+  },
+  completion = {
+    completeopt = 'menu,menuone,noinsert',
+  },
+  mapping = cmp.mapping.preset.insert {
+    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+    ['<C-u>'] = cmp.mapping.scroll_docs(4),
+    ['<CR>'] = cmp.mapping.confirm {
+      behavior = cmp.ConfirmBehavior.Replace,
+      select = true,
+    },
+  },
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'luasnip' },
+    { name = 'path' },
+  },
+}

home/neovim/default.nix

@@ -490,6 +490,8 @@ in
       }
       {
         plugin = nvim-cmp; # Autocompletion 
+        config = builtins.readFile ./cmp.lua;
+        type = "lua";
       }
       {
         plugin = cmp_luasnip; # Autocompletion for luasnip