PsiJetFileStubImpl[package=]
  PACKAGE_DIRECTIVE
  IMPORT_LIST
  PROPERTY[fqName=p, hasBackingField=null, hasDelegate=false, hasDelegateExpression=false, hasInitializer=true, hasReturnTypeRef=false, isExtension=false, isTopLevel=true, isVar=false, name=p]
    CLASS[classId=null, fqName=null, isClsStubCompiledToJvmDefaultImplementation=false, isEnumEntry=false, isInterface=true, isLocal=true, isTopLevel=false, name=I, superNames=[]]
      CLASS_BODY
        FUN[fqName=null, hasBody=true, hasNoExpressionBody=true, hasTypeParameterListBeforeFunctionName=false, isExtension=false, isTopLevel=false, mayHaveContract=false, name=f]
          VALUE_PARAMETER_LIST
