Build with Maven : generates a fat jar target/vertx-codegen-cli-3.2.0-SNAPSHOT.jar
or you can get the fatjar here
Usage: <main class> [options] The list of maven artifact coordinates to generate
Options:
--codegen
the codegen.js file path
--target
the root directory for generated files
Example:
java -jar target/vertx-codegen-cli-3.2.0-SNAPSHOT.jar --codegen /Users/julien/java/vertx-lang-js/src/main/resources/codegen.json --target generated io.vertx:vertx-core:3.2.0-SNAPSHOT