class Bam < Formula
  desc "Build system that uses Lua to describe the build process"
  homepage "https://matricks.github.io/bam/"
  url "https://github.com/matricks/bam/archive/v0.5.0.tar.gz"
  sha256 "16c0bccb6c5dee62f4381acaa004dd4f7bc9a32c10d0f2a40d83ea7e2ae25998"
  head "https://github.com/matricks/bam.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "bdf84408b791d7e5dca2e0f96cec0aea62f549611a8f6e1c0ea4b8dd8b03d7c0" => :el_capitan
    sha256 "1d76b73f0b46d0bb9f0ba998128abd1271f79ca5d2016703ac783a55369892e2" => :yosemite
    sha256 "505d0773336c1820057945fc016af04a1ea8b159d042725f435dd314e0f07f67" => :mavericks
  end

  # Fixes "[string "src/tools.lua"]:165: no driver set"; patch is from upstream
  patch do
    url "https://github.com/matricks/bam/commit/27b28f09.patch"
    sha256 "12488633b7feaf486c92427d64a0ebad41ddf5b3195a8d4708e51a8db8c7b7c0"
  end

  def install
    system "./make_unix.sh"
    bin.install "bam"
  end

  test do
    (testpath/"hello.c").write <<-EOS.undent
      #include <stdio.h>
      int main() {
        printf("hello\\n");
        return 0;
      }
    EOS

    (testpath/"bam.lua").write <<-EOS.undent
      settings = NewSettings()
      objs = Compile(settings, Collect("*.c"))
      exe = Link(settings, "hello", objs)
    EOS

    system bin/"bam", "-v"
    assert_equal "hello", shell_output("./hello").chomp
  end
end