Homebrew formula to install palantir/conjure 4.3.0

conjure.rb

class Conjure < Formula
  desc "Magically generate multi-language HTTP/JSON clients and servers"
  homepage "https://github.com/palantir/conjure"
  url "https://palantir.bintray.com/releases/com/palantir/conjure/conjure/4.3.0/conjure-4.3.0.tgz"
  sha256 "f6bc13a4d7ac2b61cbd3b1d80880366ab2f8ebce149720493b37fe126f3a86a7"
  head "https://github.com/palantir/conjure.git", :branch => "develop"

  bottle :unneeded

  depends_on :java => "1.8+"

  def install
    if build.head?
      system "./gradlew", "distTar", "--stacktrace", "--console=plain", "-Dorg.gradle.internal.launcher.welcomeMessageEnabled=false"
      system "tar", "-xvf", Dir.glob("conjure/build/distributions/*.tgz")[0], "--strip", "1"
    end

    libexec.install %w[bin lib]
    (bin/"conjure").write_env_script libexec/"bin/conjure", Language::Java.overridable_java_home_env
  end

  test do
    (testpath/"input.yml").write("types: { definitions: { default-package: test.api , objects: { Foo: { alias: string } } } }")
    ohai "Compiling trivial Conjure Definition"
    system "#{bin}/conjure", "compile", (testpath/"input.yml"), (testpath/"output.conjure.json")
    output = File.read(testpath/"output.conjure.json")
    assert_includes output, "\"Foo\""
    assert_includes output, "\"test.api\""
  end
end