https://www.graalvm.org/ 
public interface com.oracle.truffle.js.runtime.ImportMetaInitializer
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.oracle.truffle.js.runtime.ImportMetaInitializer
  super_class: java.lang.Object
{
  public abstract void initializeImportMeta(com.oracle.truffle.api.object.DynamicObject, com.oracle.truffle.js.runtime.objects.JSModuleRecord);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/runtime/objects/JSModuleRecord;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      importMeta  
      module      
}
SourceFile: "ImportMetaInitializer.java"