class Flow < Formula desc "Static type checker for JavaScript" homepage "http://flowtype.org/" url "https://github.com/facebook/flow/archive/v0.18.1.tar.gz" sha256 "6634a92cfe75d344060d856b4de69d345aa9fde1b39a1f7988e74e59e1d6b9e8" head "https://github.com/facebook/flow.git" bottle do cellar :any_skip_relocation sha256 "e80b9010d380c905fdcb4f105c7e48929a9299ce5c8f23fe272dfeabb65749ca" => :el_capitan sha256 "de205376d6bc7bf6244ff40bbc8687964e46a30ec7954da69a65bfbe524bede7" => :yosemite sha256 "21b45ba6e461ef0a79215959b81dcc58db1635963dad09e533b29ea20c963746" => :mavericks end depends_on "ocaml" => :build def install system "make" bin.install "bin/flow" bash_completion.install "resources/shell/bash-completion" => "flow-completion.bash" zsh_completion.install_symlink bash_completion/"flow-completion.bash" => "_flow" end test do system "#{bin}/flow", "init", testpath (testpath/"test.js").write <<-EOS.undent /* @flow */ var x: string = 123; EOS expected = /number\nThis type is incompatible with\n.*string\n\nFound 1 error/ assert_match expected, shell_output("#{bin}/flow check --old-output-format #{testpath}", 2) end end