class Tectonic < Formula
  desc "Modernized, complete, self-contained TeX/LaTeX engine"
  homepage "https://tectonic-typesetting.github.io/"
  url "https://github.com/tectonic-typesetting/tectonic/archive/v0.1.12.tar.gz"
  sha256 "30d2e0fe31145a10097368f11a00540ba201be43d28e7ad580699f47bfa70bf4"

  bottle do
    cellar :any
    sha256 "724623104de46afb7438c933ef55f5afd749672757112dba0783d0e25f725b90" => :catalina
    sha256 "463857e34de7b19f3b866176e4d93be42cc7c80dde7226023ad226d937816b4e" => :mojave
    sha256 "a7487f280ffdd80bdca699800db3a9771d51233629d2ff9d11b6c1b53929f0f0" => :high_sierra
  end

  depends_on "pkg-config" => :build
  depends_on "rust" => :build
  depends_on "freetype"
  depends_on "graphite2"
  depends_on "harfbuzz"
  depends_on "icu4c"
  depends_on "libpng"
  depends_on "openssl@1.1"

  def install
    ENV.cxx11
    ENV["MACOSX_DEPLOYMENT_TARGET"] = MacOS.version # needed for CLT-only builds
    ENV.delete("HOMEBREW_SDKROOT") if MacOS.version == :high_sierra

    # Ensure that the `openssl` crate picks up the intended library.
    # https://crates.io/crates/openssl#manual-configuration
    ENV["OPENSSL_DIR"] = Formula["openssl@1.1"].opt_prefix

    system "cargo", "install", "--locked", "--root", prefix, "--path", "."
  end

  test do
    (testpath/"test.tex").write 'Hello, World!\bye'
    system bin/"tectonic", "-o", testpath, "--format", "plain", testpath/"test.tex"
    assert_predicate testpath/"test.pdf", :exist?, "Failed to create test.pdf"
    assert_match "PDF document", shell_output("file test.pdf")
  end
end