homebrew-core/Formula/babel.rb
2019-11-05 09:05:30 -05:00

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-7.7.0.tgz"
sha256 "6532df4e23078d44a3cef4ec666d62a5fec76637f85d3ed36be0b5f85775d935"
bottle do
sha256 "339dfa499e9536b0b7933ef41a31e79e494cafcc148c6ea66e5faee0b941fcee" => :catalina
sha256 "d2093ce9db3278862a576cc23781ea3657560ea3fc4817bdf893cb0cfa9a325f" => :mojave
sha256 "85cb8d5b9d4b2df18b9e509a2ee69f5035d532b41ca7c495f5d1f750dd88994b" => :high_sierra
end
depends_on "node"
resource "babel-cli" do
url "https://registry.npmjs.org/@babel/cli/-/cli-7.6.3.tgz"
sha256 "ff52b092033e1e1e68d6feccddf8fc544babcb2fbde253d1ca7bde0d29816411"
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