homebrew-core/Formula/babel.rb
2019-07-10 12:11:15 +01:00

45 lines
1.5 KiB
Ruby

require "language/node"
require "json"
class Babel < Formula
desc "Compiler for writing next generation JavaScript"
homepage "https://babeljs.io/"
url "https://registry.npmjs.org/@babel/core/-/core-7.5.4.tgz"
sha256 "e8d096d268dc96572b7afc31382d616bb40b4e6d8d9f208d416eee77a97461a9"
bottle do
sha256 "dd2869ee75ebb23278a2ab803da1f8dec1711fe33b1d091e4f285ce35cf61a21" => :mojave
sha256 "78cba1c67f72a6e3283eb5abb75e23744df4e467ef075aa81f35b15643986c8c" => :high_sierra
sha256 "0d87b588e8c40f0a89b9b4c5969f8987621a423d1e83bff61bebe892cbd0a9f4" => :sierra
end
depends_on "node"
resource "babel-cli" do
url "https://registry.npmjs.org/@babel/cli/-/cli-7.5.0.tgz"
sha256 "4aef1a5285e29a1c0fb98231fd63496f7c6da7ee161b5b6d5c970f4a8fd3e122"
end
def install
(buildpath/"node_modules/@babel/core").install Dir["*"]
buildpath.install resource("babel-cli")
# declare babel-core as a bundledDependency of babel-cli
pkg_json = JSON.parse(IO.read("package.json"))
pkg_json["dependencies"]["@babel/core"] = version
pkg_json["bundledDependencies"] = ["@babel/core"]
IO.write("package.json", JSON.pretty_generate(pkg_json))
system "npm", "install", *Language::Node.std_npm_install_args(libexec)
bin.install_symlink Dir["#{libexec}/bin/*"]
end
test do
(testpath/"script.js").write <<~EOS
[1,2,3].map(n => n + 1);
EOS
system bin/"babel", "script.js", "--out-file", "script-compiled.js"
assert_predicate testpath/"script-compiled.js", :exist?, "script-compiled.js was not generated"
end
end