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Check for node-js on :TSInstallFromGrammar

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Ref: https://github.com/nvim-treesitter/nvim-treesitter/issues/1121#issuecomment-811755767
This commit is contained in:
Stephan Seitz 2021-04-01 11:37:07 +02:00 • committed by Stephan Seitz
parent 0f9bdb0939
commit c16a6c972b
2 changed files with 14 additions and 0 deletions
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11
lua/nvim-treesitter/health.lua
View file

@ -25,6 +25,17 @@ local function install_health()
health_ok('`tree-sitter` found '..version..' (parser generator, only needed for :TSInstallFromGrammar)')
end
if fn.executable('node') == 0 then
health_warn('`node` executable not found (only needed for :TSInstallFromGrammar,'..
' not required for :TSInstall)')
else
local handle = io.popen('node --version')
local result = handle:read("*a")
handle:close()
local version = vim.split(result,'\n')[1]
health_ok('`node` found '..version..' (only needed for :TSInstallFromGrammar)')
end
if fn.executable('git') == 0 then
health_error('`git` executable not found.', {
'Install it with your package manager.',

3
lua/nvim-treesitter/install.lua
View file

@ -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! "'