build.xml

<project name="le_js" default="build" basedir="."
         xmlns:ivy="antlib:org.apache.ivy.ant">
  <description>
    Official Logentries JavaScript client
  </description>

  <property name="src"  location="src"/>
  <property name="lib"  location="lib"/>

  <property name="ivy.install.version" value="2.1.0-rc2" />
  <condition property="ivy.home" value="${env.IVY_HOME}">
    <isset property="env.IVY_HOME" />
  </condition>
  <property name="ivy.home" value="${user.home}/.ant" />
  <property name="ivy.jar.dir" value="${ivy.home}/lib" />
  <property name="ivy.jar.file" value="${ivy.jar.dir}/ivy.jar" />

  <path id="build-classpath" description="The default classpath.">
    <fileset dir="${lib}">
      <include name="*.jar"/>
    </fileset>
  </path>

  <target name="download-ivy" unless="offline">
    <!-- Let's grab Ivy now if it's not installed -->
    <mkdir dir="${ivy.jar.dir}"/>
    <get
        src="http://repo2.maven.org/maven2/org/apache/ivy/ivy/${ivy.install.version}/ivy-${ivy.install.version}.jar" 
        dest="${ivy.jar.file}" usetimestamp="true"/>
  </target>

  <target name="init-ivy" depends="download-ivy">
    <!-- try to load ivy here from ivy home, in case the user has
         not already dropped it into ant's lib dir (note that the
         latter copy will always take precedence).
         We will not fail as long as local lib dir exists (it may
         be empty) and ivy is in at least one of ant's lib dir or the
         local lib dir. -->
    <path id="ivy.lib.path">
      <fileset dir="${ivy.jar.dir}" includes="*.jar"/>
    </path>
    <taskdef resource="org/apache/ivy/ant/antlib.xml"
             uri="antlib:org.apache.ivy.ant"
             classpathref="ivy.lib.path"/>
  </target>

  <target name="fetch-deps" depends="init-ivy">
    <mkdir dir="${lib}"/>
    <!-- Retrieves all dependencies from m2 repo -->
    <ivy:retrieve />
  </target>

  <target name="test" depends="fetch-deps">
    <concat destfile="lib/le_test.js">
      <filelist dir="deps" files="wru.js,xhr.js"/>
      <filelist dir="src" files="le.js"/>
      <filelist dir="test" files="suite.js"/>
    </concat>

    <java classname="org.dynjs.cli.Main" fork="true" failonerror="true">
      <classpath>
        <pathelement path="${lib}/*"/>
      </classpath>
      <arg value="lib/le_test.js"/>
    </java>
  </target>

  <!-- The closure compiler task doesn't behave well with
       Ivy, so in the interim we explicitly define our
       classpath dependencies here.
  -->
  <path id="compiler-cp">
    <pathelement path="${lib}/closure-compiler-v20130603.jar"/>
    <pathelement path="${lib}/guava-14.0.1.jar"/>
    <pathelement path="${lib}/args4j-2.0.16.jar"/>
    <pathelement path="${lib}/jackson-core-asl-1.9.9.jar"/>
    <pathelement path="${lib}/json-20090211.jar"/>
  </path>

  <target name="build" depends="test">
    <taskdef name="jscomp"
             classname="com.google.javascript.jscomp.ant.CompileTask"
             classpathref="compiler-cp"/>

    <mkdir dir="build"/>

    <copy todir="build">
      <fileset dir="src"/>
    </copy>

    <replace file="build/le.js">
      <replacefilter>
        <replacetoken>localhost:8080</replacetoken>
        <replacevalue>js.logentries.com</replacevalue>
      </replacefilter>
    </replace>

    <jscomp compilationLevel="simple" warning="verbose" 
            debug="false" output="build/le.min.js"
            languageIn="ECMASCRIPT5_STRICT">

      <externs dir="deps">
        <file name="console-extern.js"/>
      </externs>
      <sources dir="build">
        <file name="le.js"/>
      </sources>
    </jscomp>
  </target>

  <target name="package" depends="build">
    <mkdir dir="product"/>

    <copy todir="product">
      <fileset dir="build"/>
    </copy>
  </target>
</project>