homebrew-core/Formula/babel.rb
2019-05-22 20:24:16 +08:00

46 lines
1.6 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-7.4.5.tgz"
sha256 "23950a9e697f5efee8dae8e6d7855f0dd22885c40a5243df1c0fd5b0b522f0e6"
bottle do
cellar :any_skip_relocation
sha256 "10de68ed13d494a2750fdb4d75c3d3d63ec0e0b22d59bb86ed5a52da2f0fd0bc" => :mojave
sha256 "c5e2502abb92627796ccba65fdb03127cd1936667d063fcde73b2143cc506aa5" => :high_sierra
sha256 "bfb3aa84ac016e54ec4da94db862728a2e988781c637d6b98942184f17e31ae7" => :sierra
end
depends_on "node"
resource "babel-cli" do
url "https://registry.npmjs.org/@babel/cli/-/cli-7.4.4.tgz"
sha256 "aa6b4c8d5564e44f68e0ac1198e8a13ae641fcd9af3119e38538e34a691f1dbb"
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