1 files changed, 47 insertions, 0 deletions
diff --git a/nixvim/plugins/cmp.nix b/nixvim/plugins/cmp.nix
new file mode 100644
index 0000000..6793435
--- /dev/null
+++ b/nixvim/plugins/cmp.nix
@@ -0,0 +1,47 @@
+{ helpers, ... }:
+{
+  plugins.cmp = {
+    enable = true;
+
+    settings = {
+      completion.completeopt = "menu,menuone,insert";
+
+      snippet.expand = ''
+        function(args)
+          require('luasnip').lsp_expand(args.body)
+        end
+      '';
+
+      mapping = {
+        "<C-n>" = "cmp.mapping.select_next_item({ behavior = cmp.SelectBehavior.Insert })";
+        "<C-p>" = "cmp.mapping.select_prev_item({ behavior = cmp.SelectBehavior.Insert })";
+        "<C-b>" = "cmp.mapping.scroll_docs(-4)";
+        "<C-f>" = "cmp.mapping.scroll_docs(4)";
+        "<C-Space>" = "cmp.mapping.complete()";
+        "<C-e>" = "cmp.mapping.abort()";
+        "<CR>" = helpers.mkRaw ''
+            cmp.mapping({
+          	  i = function(fallback)
+          	  	if cmp.visible() and cmp.get_active_entry() then
+          	  		cmp.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = false })
+          	  	else
+          	  		fallback()
+          	  	end
+          	  end,
+
+          	  s = cmp.mapping.confirm({ select = true }),
+          	  c = cmp.mapping.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = true }),
+            })
+        '';
+      };
+
+      sources = map (name: { inherit name; }) [
+        "nvim_lsp"
+        "luasnip"
+        "async_path"
+        "buffer"
+        "rg"
+      ];
+    };
+  };
+}