homebrew-core/Formula/babel.rb
2019-12-06 14:46:10 -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-7.7.5.tgz"
sha256 "9ee6e7a5d8ad04321b9ae60fdad4a25023e0653876c32bfbe53277daf1f4d0d2"
bottle do
sha256 "083cedff488f8c12f899ac66d0a70ac0103c2d4a576c821e69664e04c23b5805" => :catalina
sha256 "e7f0c9159140685381b8fe00ff84c9803a46c24e46d4c465693b15b34e9b8fea" => :mojave
sha256 "6a52221d2fea7aa2abe0caaa031ec4d72a32aed27e072d54ba25e5d3daa6f0d0" => :high_sierra
end
depends_on "node"
resource "babel-cli" do
url "https://registry.npmjs.org/@babel/cli/-/cli-7.7.5.tgz"
sha256 "9a9805fccbc240dcbb47f1348f7f313ebf1b9bef28e671c2c71d93cb1f9948c4"
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