From 657e18e0119baa29ed3dbb6bfdc0c40f13bf32c1 Mon Sep 17 00:00:00 2001
From: "Wael M. Nasreddine" <wael.nasreddine@gmail.com>
Date: Wed, 7 Nov 2018 12:23:43 -0800
Subject: [PATCH 1/2] nodePackages.neovim: init at 4.2.1

---
 .../node-packages/node-packages-v8.json       |  1 +
 .../node-packages/node-packages-v8.nix        | 51 +++++++++++++++++++
 2 files changed, 52 insertions(+)

diff --git a/pkgs/development/node-packages/node-packages-v8.json b/pkgs/development/node-packages/node-packages-v8.json
index 662eb44740fe..49410016383d 100644
--- a/pkgs/development/node-packages/node-packages-v8.json
+++ b/pkgs/development/node-packages/node-packages-v8.json
@@ -69,6 +69,7 @@
 , "meguca"
 , "mocha"
 , "multi-file-swagger"
+, "neovim"
 , "nijs"
 , "node2nix"
 , "node-gyp"
diff --git a/pkgs/development/node-packages/node-packages-v8.nix b/pkgs/development/node-packages/node-packages-v8.nix
index 364f4d64f82c..a31e79dfdb63 100644
--- a/pkgs/development/node-packages/node-packages-v8.nix
+++ b/pkgs/development/node-packages/node-packages-v8.nix
@@ -12309,6 +12309,15 @@ let
         sha1 = "df8c69eef1647923c7157b9ce83840610b02cc39";
       };
     };
+    "event-lite-0.1.2" = {
+      name = "event-lite";
+      packageName = "event-lite";
+      version = "0.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/event-lite/-/event-lite-0.1.2.tgz";
+        sha512 = "HnSYx1BsJ87/p6swwzv+2v6B4X+uxUteoDfRxsAb1S1BePzQqOLevVmkdA15GHJVd9A9Ok6wygUR18Hu0YeV9g==";
+      };
+    };
     "event-pubsub-4.3.0" = {
       name = "event-pubsub";
       packageName = "event-pubsub";
@@ -22698,6 +22707,15 @@ let
         sha1 = "923e2c5cffa65c8418e9b228d1124793969c429c";
       };
     };
+    "msgpack-lite-0.1.26" = {
+      name = "msgpack-lite";
+      packageName = "msgpack-lite";
+      version = "0.1.26";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/msgpack-lite/-/msgpack-lite-0.1.26.tgz";
+        sha1 = "dd3c50b26f059f25e7edee3644418358e2a9ad89";
+      };
+    };
     "msgpack5-3.6.0" = {
       name = "msgpack5";
       packageName = "msgpack5";
@@ -50876,6 +50894,39 @@ in
     production = true;
     bypassCache = true;
   };
+  neovim = nodeEnv.buildNodePackage {
+    name = "neovim";
+    packageName = "neovim";
+    version = "4.2.1";
+    src = fetchurl {
+      url = "https://registry.npmjs.org/neovim/-/neovim-4.2.1.tgz";
+      sha512 = "2Kto3HlBsFFtgyAmV8ecNtBBUrydoXp2EfIHwIvuhOIiVinCuKJaUmp1+1u5eGGu1TDZHUiHwvFv0T05eG8T+w==";
+    };
+    dependencies = [
+      sources."async-1.0.0"
+      sources."colors-1.0.3"
+      sources."cycle-1.0.3"
+      sources."event-lite-0.1.2"
+      sources."eyes-0.1.8"
+      sources."ieee754-1.1.12"
+      sources."int64-buffer-0.1.10"
+      sources."isarray-1.0.0"
+      sources."isstream-0.1.2"
+      sources."lodash-4.17.11"
+      sources."msgpack-lite-0.1.26"
+      sources."stack-trace-0.0.10"
+      sources."traverse-0.6.6"
+      sources."winston-2.4.4"
+    ];
+    buildInputs = globalBuildInputs;
+    meta = {
+      description = "Neovim client API and neovim remote plugin provider";
+      homepage = https://github.com/neovim/node-client;
+      license = "MIT";
+    };
+    production = true;
+    bypassCache = true;
+  };
   nijs = nodeEnv.buildNodePackage {
     name = "nijs";
     packageName = "nijs";

From da4a004193614945641c0a634855deec926b089b Mon Sep 17 00:00:00 2001
From: "Wael M. Nasreddine" <wael.nasreddine@gmail.com>
Date: Wed, 7 Nov 2018 12:38:18 -0800
Subject: [PATCH 2/2] neovim wrapper: add withNodeJs to build wrapper with
 nodejs support

---
 pkgs/applications/editors/neovim/wrapper.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/applications/editors/neovim/wrapper.nix b/pkgs/applications/editors/neovim/wrapper.nix
index 568043f96687..bd4304560fd1 100644
--- a/pkgs/applications/editors/neovim/wrapper.nix
+++ b/pkgs/applications/editors/neovim/wrapper.nix
@@ -1,6 +1,8 @@
 { stdenv, lib, makeWrapper
 , vimUtils
 , bundlerEnv, ruby
+, nodejs
+, nodePackages
 , pythonPackages
 , python3Packages
 }:
@@ -12,6 +14,7 @@ let
   wrapper = {
       withPython ? true,  extraPythonPackages ? (_: []) /* the function you would have passed to python.withPackages */
     , withPython3 ? true,  extraPython3Packages ? (_: []) /* the function you would have passed to python.withPackages */
+    , withNodeJs? false
     , withRuby ? true
     , withPyGUI ? false
     , vimAlias ? false
@@ -50,6 +53,8 @@ let
         ++ (extraPython3PackagesFun ps)
         ++ (concatMap (f: f ps) pluginPython3Packages));
 
+  binPath = makeBinPath (optionals withRuby [rubyEnv] ++ optionals withNodeJs [nodejs]);
+
   in
   stdenv.mkDerivation {
       name = "neovim-${stdenv.lib.getVersion neovim}";
@@ -62,10 +67,12 @@ let
 
         makeWrapper "$(readlink -v --canonicalize-existing "${bin}")" \
           "$out/bin/nvim" --add-flags " \
+        --cmd \"${if withNodeJs then "let g:node_host_prog='${nodePackages.neovim}/bin/neovim-node-host'" else "let g:loaded_node_provider=1"}\" \
         --cmd \"${if withPython then "let g:python_host_prog='$out/bin/nvim-python'" else "let g:loaded_python_provider = 1"}\" \
         --cmd \"${if withPython3 then "let g:python3_host_prog='$out/bin/nvim-python3'" else "let g:loaded_python3_provider = 1"}\" \
         --cmd \"${if withRuby then "let g:ruby_host_prog='$out/bin/nvim-ruby'" else "let g:loaded_ruby_provider=1"}\" " \
-         ${optionalString withRuby '' --suffix PATH : ${rubyEnv}/bin --set GEM_HOME ${rubyEnv}/${rubyEnv.ruby.gemPath}'' }
+        --suffix PATH : ${binPath} \
+        ${optionalString withRuby '' --set GEM_HOME ${rubyEnv}/${rubyEnv.ruby.gemPath}'' }
 
       ''
       + optionalString (!stdenv.isDarwin) ''