From c16a6c972b0b60d1070568181234ab66e7ea570a Mon Sep 17 00:00:00 2001
From: Stephan Seitz <stephan.seitz@fau.de>
Date: Thu, 1 Apr 2021 11:37:07 +0200
Subject: Check for node-js on :TSInstallFromGrammar

Ref: https://github.com/nvim-treesitter/nvim-treesitter/issues/1121#issuecomment-811755767
---
 lua/nvim-treesitter/install.lua | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lua/nvim-treesitter/install.lua')

diff --git a/lua/nvim-treesitter/install.lua b/lua/nvim-treesitter/install.lua
index 7d491549..c1201af5 100644
--- a/lua/nvim-treesitter/install.lua
+++ b/lua/nvim-treesitter/install.lua
@@ -169,6 +169,9 @@ local function run_install(cache_folder, install_folder, lang, repo, with_sync,
     end
     return
   end
+  if generate_from_grammar and vim.fn.executable('node') ~= 1 then
+    api.nvim_err_writeln('node JS not found: `node` is not executable!')
+  end
   local cc = shell.select_executable(M.compilers)
   if not cc then
     api.nvim_err_writeln('No C compiler found! "'
-- 
cgit v1.2.3