If you are using Maven or Gradle, add the following dependency to the dependencies section of your project descriptor to access the Vert.x Core API and enable the JavaScript support:

  • Maven (in your pom.xml):

<dependency>
<groupId>io.vertx</groupId>
<artifactId>vertx-core</artifactId>
<version>3.6.0.CR1</version>
</dependency>
<dependency>
 <groupId>io.vertx</groupId>
 <artifactId>vertx-lang-kotlin</artifactId>
 <version>3.6.0.CR1</version>
</dependency>
  • Gradle (in your build.gradle file):

compile "io.vertx:vertx-core:3.6.0.CR1"
compile "io.vertx:vertx-lang-kotlin:3.6.0.CR1"