build.xml

<?xml version="1.0" encoding="utf-8"?>

<project default="package">

  <property name="web-dir" location="src/main/resources/META-INF/resources"/>

  <target name="yarn" depends="yarn.check" if="yarn.run">
    <exec executable="yarn" dir="${web-dir}">
      <arg value="install"/>
    </exec>
  </target>

  <target name="yarn.check">
    <condition property="yarn.run">
      <not>
        <available file="${web-dir}/node_modules"/>
      </not>
    </condition>
  </target>

  <target name="snowpack" depends="snowpack.check,yarn" if="snowpack.run">
    <exec executable="yarn" dir="${web-dir}">
      <arg value="run"/>
      <arg value="snowpack"/>
      <arg value="--optimize"/>
    </exec>
  </target>

  <target name="snowpack.check">
    <condition property="snowpack.run">
      <not>
        <available file="${web-dir}/web_modules"/>
      </not>
    </condition>
  </target>

  <target name="flow" depends="snowpack">
    <exec executable="yarn" dir="${web-dir}">
      <arg value="run"/>
      <arg value="flow"/>
      <arg value="--color=always"/>
    </exec>
  </target>

  <target name="eslint" depends="snowpack">
    <exec executable="yarn" dir="${web-dir}">
      <arg value="run"/>
      <arg value="eslint"/>
      <arg value="cms2"/>
      <arg value="bookmarks"/>
      <arg value="--color"/>
    </exec>
  </target>

  <target name="web.resources" depends="snowpack" unless="skip-web"/>
  <target name="web.check" unless="skip-web" depends="web.resources,flow,eslint"/>
  <target name="web" unless="skip-web" depends="web.resources,web.check"/>

  <target name="package">
    <exec executable="./mvnw">
      <arg value="package"/>
    </exec>
  </target>

  <target name="clean">
    <exec executable="./mvnw">
      <arg value="clean"/>
    </exec>
    <delete dir="${web-dir}/node_modules"/>
    <delete dir="${web-dir}/web_modules"/>
  </target>

</project>