code: protected function createQueryParamStatements(Operation $operation)
      {
          $queryParamDocumentation = [];
          $queryParamVariable = new Expr\Variable('queryParam');
          $queryParamStatements = [
              new Expr\Assign($queryParamVariable, new Expr\New_(new Name('QueryParam')))
          ];
  
          if ($operation->getOperation()->getParameters()) {
              foreach ($operation->getOperation()->getParameters() as $parameter) {
                  if ($parameter instanceof Reference) {
                      $parameter = $this->resolveParameter($parameter);
                  }
  
                  if ($parameter instanceof FormDataParameterSubSchema) {
                      $queryParamStatements = array_merge($queryParamStatements, $this->formDataParameterGenerator->generateQueryParamStatements($parameter, $queryParamVariable));
                      $queryParamDocumentation[] = $this->formDataParameterGenerator->generateQueryDocParameter($parameter);
                  }
  
                  if ($parameter instanceof HeaderParameterSubSchema) {
                      $queryParamStatements = array_merge($queryParamStatements, $this->headerParameterGenerator->generateQueryParamStatements($parameter, $queryParamVariable));
                      $queryParamDocumentation[] = $this->headerParameterGenerator->generateQueryDocParameter($parameter);
                  }
  
                  if ($parameter instanceof QueryParameterSubSchema) {
                      $queryParamStatements = array_merge($queryParamStatements, $this->queryParameterGenerator->generateQueryParamStatements($parameter, $queryParamVariable));
                      $queryParamDocumentation[] = $this->queryParameterGenerator->generateQueryDocParameter($parameter);
                  }
              }
          }
  
          return [$queryParamDocumentation, $queryParamStatements, $queryParamVariable];
      }
docs: Create the query param statements and documentation
  
  @param Operation $operation
  
  @return array