feat(nvim): enable CopilotChat

neovim/default.nix

@@ -84,10 +84,12 @@
         none-ls-nvim
         lsp_lines-nvim
         lsp-inlayhints-nvim
+        lspkind-nvim
 
         # Copilot
         copilot-lua
         copilot-cmp
+        CopilotChat-nvim
 
         # debugging
         nvim-dap
@@ -171,6 +173,8 @@
         require("neogen").setup({ snippet_engine = "luasnip" })
 
         require("local_firenvim")
+
+        require("CopilotChat").setup()
       '';
     };
   };

neovim/nvim-cmp.lua

@@ -9,6 +9,7 @@ local cmp = require("cmp")
 local luasnip = require("luasnip")
 local copilot_lua = require("copilot")
 local copilot_cmp = require("copilot_cmp")
+local lspkind = require("lspkind")
 
 copilot_lua.setup({})
 copilot_cmp.setup({})
@@ -62,18 +63,18 @@ cmp.setup({
     documentation = cmp.config.window.bordered(),
   },
   formatting = {
-    fields = { "menu", "abbr", "kind" },
-    format = function(entry, item)
-      local menu_icon = {
-        nvim_lsp = "λ",
-        luasnip = "⋗",
-        buffer = "Ω",
-        path = "🖿",
+    format = lspkind.cmp_format({
+      mode = "symbol",
+      maxwidth = {
+        menu = 50,
+        abbr = 50,
+      },
+      ellipsis_char = "...",
+      show_labelDetails = true,
+      symbol_map = {
+        Copilot = "",
       }
-
-      item.menu = menu_icon[entry.source.name]
-      return item
-    end,
+    }),
   },
 })