programs.neovim: dont wrap init.vim (#2058)

since we want to write it ourself in ~/.config/nvim/init.vim

modules/programs/neovim.nix

@@ -51,8 +51,7 @@ let
         (map (x: if x ? plugin && x.optional == true then x.plugin else null)
           cfg.plugins);
     };
-    customRC = pkgs.lib.concatMapStrings pluginConfig cfg.plugins
-      + cfg.extraConfig;
+    beforePlugins = "";
   };
 
   extraMakeWrapperArgs = lib.optionalString (cfg.extraPackages != [ ])
@@ -242,11 +241,14 @@ in {
 
     home.packages = [ cfg.finalPackage ];
 
-    xdg.configFile."nvim/init.vim".text = neovimConfig.neovimRcContent;
+    xdg.configFile = mkIf (neovimConfig.neovimRcContent != "") {
+      "nvim/init.vim".text = neovimConfig.neovimRcContent;
+    };
     programs.neovim.finalPackage = pkgs.wrapNeovimUnstable cfg.package
       (neovimConfig // {
         wrapperArgs = (lib.escapeShellArgs neovimConfig.wrapperArgs) + " "
           + extraMakeWrapperArgs;
+        wrapRc = false;
       });
 
     programs.bash.shellAliases = mkIf cfg.vimdiffAlias { vimdiff = "nvim -d"; };

tests/modules/programs/neovim/default.nix

@@ -1 +1,5 @@
-{ neovim-plugin-config = ./plugin-config.nix; }
+{
+  neovim-plugin-config = ./plugin-config.nix;
+  # waiting for a nixpkgs patch
+  # neovim-no-init = ./no-init.nix;
+}

tests/modules/programs/neovim/no-init.nix

@@ -0,0 +1,22 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  config = {
+    programs.neovim = {
+      enable = true;
+      package = pkgs.neovim-unwrapped;
+      vimAlias = true;
+      withNodeJs = false;
+      withPython3 = true;
+      withRuby = false;
+
+      extraPython3Packages = (ps: with ps; [ jedi pynvim ]);
+    };
+    nmt.script = ''
+      vimrc="home-files/.config/nvim/init.vim"
+      assertPathNotExists "$vimrc"
+    '';
+  };
+}

tests/modules/programs/neovim/plugin-config.vim

@@ -1,6 +1,3 @@
-" configuration generated by NIX
-set nocompatible
-
 set packpath^=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-vim-pack-dir
 set runtimepath^=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-vim-pack-dir