homebrew-core/Formula/mahout.rb

49 lines
1.2 KiB
Ruby

class Mahout < Formula
desc "Library to help build scalable machine learning libraries"
homepage "https://mahout.apache.org/"
url "https://www.apache.org/dyn/closer.cgi?path=mahout/0.12.2/apache-mahout-distribution-0.12.2.tar.gz"
sha256 "8e9d9fb04c6f1cfc11932a8cf268dea87460ffdd50aa0355db7cd470d0420946"
head do
url "https://github.com/apache/mahout.git"
depends_on "maven" => :build
end
bottle :unneeded
depends_on "hadoop"
depends_on :java
def install
if build.head?
ENV.java_cache
chmod 755, "./bin"
system "mvn", "-DskipTests", "clean", "install"
end
libexec.install "bin"
if build.head?
libexec.install Dir["buildtools/target/*.jar"]
libexec.install Dir["core/target/*.jar"]
libexec.install Dir["examples/target/*.jar"]
libexec.install Dir["math/target/*.jar"]
else
libexec.install Dir["*.jar"]
end
bin.install Dir["#{libexec}/bin/*"]
bin.env_script_all_files(libexec/"bin", Language::Java.java_home_env)
end
test do
(testpath/"test.csv").write <<-EOS.undent
"x","y"
0.1234567,0.101201201
EOS
assert_match "0.101201201", pipe_output("#{bin}/mahout cat #{testpath}/test.csv")
end
end