mypy 0.2.0 (new formula)

New formula for MyPy.

It’s still a relatively young project, and in development, but there’s
a huge amount of interest in it and interest may trump development
status, similar to Rust and co.

Closes #38700.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

1 files changed, 84 insertions, 0 deletions

diff --git a/Library/Formula/mypy.rb b/Library/Formula/mypy.rb
new file mode 100644
index 000000000..f1a0afcbf
--- /dev/null
+++ b/Library/Formula/mypy.rb
@@ -0,0 +1,84 @@
+class Mypy < Formula
+  homepage "http://www.mypy-lang.org/"
+  url "https://github.com/JukkaL/mypy/archive/v0.2.0.tar.gz"
+  sha256 "0c24f50509bdf3e0d9bd386a08ef4f11ee0114e1f5a9b2afeacbf9561cf022c1"
+  head "https://github.com/JukkaL/mypy.git"
+
+  option "without-docs", "Don't build documentation"
+
+  depends_on :python3
+
+  resource "sphinx" do
+    url "https://pypi.python.org/packages/source/S/Sphinx/Sphinx-1.2.3.tar.gz"
+    sha256 "94933b64e2fe0807da0612c574a021c0dac28c7bd3c4a23723ae5a39ea8f3d04"
+  end
+
+  resource "docutils" do
+    url "https://pypi.python.org/packages/source/d/docutils/docutils-0.12.tar.gz"
+    sha256 "c7db717810ab6965f66c8cf0398a98c9d8df982da39b4cd7f162911eb89596fa"
+  end
+
+  resource "pygments" do
+    url "https://pypi.python.org/packages/source/P/Pygments/Pygments-2.0.2.tar.gz"
+    sha256 "7320919084e6dac8f4540638a46447a3bd730fca172afc17d2c03eed22cf4f51"
+  end
+
+  resource "jinja2" do
+    url "https://pypi.python.org/packages/source/J/Jinja2/Jinja2-2.7.3.tar.gz"
+    sha256 "2e24ac5d004db5714976a04ac0e80c6df6e47e98c354cb2c0d82f8879d4f8fdb"
+  end
+
+  resource "markupsafe" do
+    url "https://pypi.python.org/packages/source/M/MarkupSafe/MarkupSafe-0.23.tar.gz"
+    sha256 "a4ec1aff59b95a14b45eb2e23761a0179e98319da5a7eb76b56ea8cdc7b871c3"
+  end
+
+  resource "rtd_theme" do
+    url "https://pypi.python.org/packages/source/s/sphinx_rtd_theme/sphinx_rtd_theme-0.1.7.tar.gz"
+    sha256 "9a490c861f6cf96a0050c29a92d5d1e01eda02ae6f50760ad5c96a327cdf14e8"
+  end
+
+  def install
+    if build.with? "docs"
+      ENV.prepend_create_path "PYTHONPATH", buildpath/"sphinx/lib/python3.4/site-packages"
+      %w[docutils pygments jinja2 markupsafe sphinx].each do |r|
+        resource(r).stage do
+          system "python3", *Language::Python.setup_install_args(buildpath/"sphinx")
+        end
+      end
+
+      ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python3.4/site-packages"
+      %w[rtd_theme].each do |r|
+        resource(r).stage do
+          system "python3", *Language::Python.setup_install_args(libexec/"vendor")
+        end
+      end
+
+      ENV.prepend_path "PATH", buildpath/"sphinx/bin"
+      cd "docs" do
+        system "make", "html"
+        doc.install Dir["build/html/*"]
+      end
+    end
+
+    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python3.4/site-packages"
+    system "python3", *Language::Python.setup_install_args(libexec)
+
+    bin.install Dir["#{libexec}/bin/*"]
+    bin.env_script_all_files(libexec/"bin", :PYTHONPATH => ENV["PYTHONPATH"])
+  end
+
+  test do
+    ENV["PYTHONPATH"] = libexec/"lib/python3.4/site-packages"
+
+    (testpath/"broken.py").write <<-EOS.undent
+      def p() -> None:
+        print ('hello')
+      a = p()
+    EOS
+
+    expected_error = /line 3: "p" does not return a value/
+    assert_match expected_error, pipe_output("#{bin}/mypy #{testpath}/broken.py 2>&1")
+    system "python3", "-c", "import typing"
+  end
+end