ANT Contrib Tasks 1.0b3

The popular ANT compliment, ant-contrib-1.0b3.jar

Closes Homebrew/homebrew#27878.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/ant-contrib.rb

@@ -0,0 +1,32 @@
+require "formula"
+
+class AntContrib < Formula
+  homepage "http://ant-contrib.sourceforge.net/"
+  url "https://downloads.sourceforge.net/project/ant-contrib/ant-contrib/1.0b3/ant-contrib-1.0b3-bin.tar.gz"
+  sha1 "05b74808d51f501a993457fb9b7871484acba901"
+  version "1.0b3"
+
+  depends_on "ant"
+
+  def install
+    libexec.install "lib", "ant-contrib-1.0b3.jar"
+    share.install "docs"
+  end
+
+  test do
+    (testpath/"build.xml").write <<-EOS.undent
+      <project name="HomebrewTest" default="init" basedir=".">
+        <taskdef resource="net/sf/antcontrib/antcontrib.properties"/>
+        <target name="init">
+          <if>
+            <equals arg1="BREW" arg2="BREW" />
+            <then>
+              <echo message="Test passes!"/>
+            </then>
+          </if>
+        </target>
+      </project>
+    EOS
+    system Formula["ant"].opt_bin/"ant", "-lib", libexec
+  end
+end