1 files changed, 32 insertions, 12 deletions
diff --git a/pkgs/applications/editors/neovim/wrapper.nix b/pkgs/applications/editors/neovim/wrapper.nix
index 3dd3710da77..7d76bc1fd1a 100644
--- a/pkgs/applications/editors/neovim/wrapper.nix
+++ b/pkgs/applications/editors/neovim/wrapper.nix
@@ -72,7 +72,6 @@ let
         --cmd \"${if withRuby then "let g:ruby_host_prog='$out/bin/nvim-ruby'" else "let g:loaded_ruby_provider=1"}\" " \
         --suffix PATH : ${binPath} \
         ${optionalString withRuby '' --set GEM_HOME ${rubyEnv}/${rubyEnv.ruby.gemPath}'' }
-
       ''
       + optionalString (!stdenv.isDarwin) ''
         # copy and patch the original neovim.desktop file
@@ -83,18 +82,39 @@ let
       ''
       + optionalString withPython ''
         makeWrapper ${pythonEnv}/bin/python $out/bin/nvim-python --unset PYTHONPATH
-    '' + optionalString withPython3 ''
+      '' + optionalString withPython3 ''
         makeWrapper ${python3Env}/bin/python3 $out/bin/nvim-python3 --unset PYTHONPATH
-    '' + optionalString withRuby ''
-      ln -s ${rubyEnv}/bin/neovim-ruby-host $out/bin/nvim-ruby
-    '' + optionalString vimAlias ''
-      ln -s $out/bin/nvim $out/bin/vim
-    '' + optionalString viAlias ''
-      ln -s $out/bin/nvim $out/bin/vi
-    '' + optionalString (configure != {}) ''
-    wrapProgram $out/bin/nvim --add-flags "-u ${vimUtils.vimrcFile configure}"
-    ''
-    ;
+      '' + optionalString withRuby ''
+        ln -s ${rubyEnv}/bin/neovim-ruby-host $out/bin/nvim-ruby
+      '' + optionalString vimAlias ''
+        ln -s $out/bin/nvim $out/bin/vim
+      '' + optionalString viAlias ''
+        ln -s $out/bin/nvim $out/bin/vi
+      '' + optionalString (configure != {}) ''
+        echo "Generating remote plugin manifest"
+        export NVIM_RPLUGIN_MANIFEST=$out/rplugin.vim
+        # Launch neovim with a vimrc file containing only the generated plugin
+        # code. Pass various flags to disable temp file generation
+        # (swap/viminfo) and redirect errors to stderr.
+        # Only display the log on error since it will contain a few normally
+        # irrelevant messages.
+        if ! $out/bin/nvim \
+          -u ${vimUtils.vimrcFile (configure // { customRC = ""; })} \
+          -i NONE -n \
+          -E -V1rplugins.log -s \
+          +UpdateRemotePlugins +quit! > outfile 2>&1; then
+          cat outfile
+          echo -e "\nGenerating rplugin.vim failed!"
+          exit 1
+        fi
+        unset NVIM_RPLUGIN_MANIFEST
+
+        # this relies on a patched neovim, see
+        # https://github.com/neovim/neovim/issues/9413
+        wrapProgram $out/bin/nvim \
+          --set NVIM_SYSTEM_RPLUGIN_MANIFEST $out/rplugin.vim \
+          --add-flags "-u ${vimUtils.vimrcFile configure}"
+      '';
 
     preferLocalBuild = true;