mallet 2.0.8 (new formula)

Closes #32505.

Signed-off-by: Chongyu Zhu <i@lembacon.com>

Formula/mallet.rb

@@ -0,0 +1,30 @@
+class Mallet < Formula
+  desc "MAchine Learning for LanguagE Toolkit"
+  homepage "http://mallet.cs.umass.edu/"
+  url "http://mallet.cs.umass.edu/dist/mallet-2.0.8.tar.gz"
+  sha256 "5b2d6fb9bcf600b1836b09881821a6781dd45a7d3032e61d7500d027a5b34faf"
+
+  bottle :unneeded
+
+  depends_on :java
+
+  resource "testdata" do
+    url "https://raw.githubusercontent.com/mimno/Mallet/master/sample-data/stackexchange/tsv/testing.tsv"
+    sha256 "06b4a0b3f27afa532ded841e8304449764a604fb202ba60eb762eaa79e9e02f3"
+  end
+
+  def install
+    rm Dir["bin/*.{bat,dll,exe}"] # Remove all windows files
+    libexec.install Dir["*"]
+    bin.install Dir["#{libexec}/bin/*"]
+    bin.env_script_all_files(libexec/"bin", Language::Java.java_home_env)
+  end
+
+  test do
+    resource("testdata").stage do
+      system "#{bin}/mallet", "import-file", "--input", "testing.tsv", "--keep-sequence"
+      out = shell_output("#{bin}/mallet train-topics --input text.vectors --show-topics-interval 0 --num-iterations 100 2>&1")
+      assert_equal "seconds", out.split.last
+    end
+  end
+end