homebrew-core/Formula/jinja2-cli.rb

class Jinja2Cli < Formula
  include Language::Python::Virtualenv

  desc "CLI for the Jinja2 templating language"
  homepage "https://github.com/mattrobenolt/jinja2-cli"
  url "https://files.pythonhosted.org/packages/50/24/a774867a93c19d21f132154b509ad014ab22106e1927d0241b556cf8c836/jinja2-cli-0.6.0.tar.gz"
  sha256 "4b1be17ce8a8f133df02205c3f0d3ebfc3a68e795d26987f846a2316636427b7"

  bottle do
    cellar :any_skip_relocation
    sha256 "34211b3c0dd4cd265c4f48fff89af75ebeeb2c8e8af6fb0d1b7efda1dd3d5a21" => :mojave
    sha256 "e9df149e4f974b5a54d6591332d205bc706a2115601691ae7fa6d358e7e74291" => :high_sierra
    sha256 "cbd8c8763e194f661b58550e2d3602d21f70e8957a338d5f29982b312acbfe25" => :sierra
  end

  depends_on "python"

  resource "jinja2" do
    url "https://files.pythonhosted.org/packages/56/e6/332789f295cf22308386cf5bbd1f4e00ed11484299c5d7383378cf48ba47/Jinja2-2.10.tar.gz"
    sha256 "f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
  end

  resource "MarkupSafe" do
    url "https://files.pythonhosted.org/packages/ac/7e/1b4c2e05809a4414ebce0892fe1e32c14ace86ca7d50c70f00979ca9b3a3/MarkupSafe-1.1.0.tar.gz"
    sha256 "4e97332c9ce444b0c2c38dd22ddc61c743eb208d916e4265a2a3b575bdccb1d3"
  end

  def install
    virtualenv_install_with_resources
  end

  test do
    assert_match version.to_s, shell_output("script -q /dev/null #{bin}/jinja2 --version")
    expected_result = <<~EOS
      The Beatles:
      - Ringo Starr
      - George Harrison
      - Paul McCartney
      - John Lennon
    EOS
    template_file = testpath/"my-template.tmpl"
    template_file.write <<~EOS
      {{ band.name }}:
      {% for member in band.members -%}
      - {{ member.first_name }} {{ member.last_name }}
      {% endfor -%}
    EOS
    template_variables_file = testpath/"my-template-variables.json"
    template_variables_file.write <<~EOS
      {
        "band": {
          "name": "The Beatles",
          "members": [
            {"first_name": "Ringo",  "last_name": "Starr"},
            {"first_name": "George", "last_name": "Harrison"},
            {"first_name": "Paul",   "last_name": "McCartney"},
            {"first_name": "John",   "last_name": "Lennon"}
          ]
        }
      }
    EOS
    output = shell_output("#{bin}/jinja2 #{template_file} #{template_variables_file}")
    assert_equal output, expected_result
  end
end