Function garrow_call_expression_new

c_glib/arrow-glib/expression.cpp:346–367

* garrow_call_expression_new: * @function: A name of function to be called. * @arguments: (element-type GArrowExpression): Arguments of this call. * @options: (nullable): A #GArrowFunctionOptions for the called function. * * Returns: A newly created #GArrowCallExpression. * * Since: 6.0.0 */

 * Since: 6.0.0
 */
GArrowCallExpression *
garrow_call_expression_new(const gchar *function,
                           GList *arguments,
                           GArrowFunctionOptions *options)
{
  std::vector<arrow::compute::Expression> arrow_arguments;
  for (GList *node = arguments; node; node = node->next) {
    auto argument = GARROW_EXPRESSION(node->data);
    auto arrow_argument = garrow_expression_get_raw(argument);
    arrow_arguments.push_back(*arrow_argument);
  }
  std::shared_ptr<arrow::compute::FunctionOptions> arrow_options;
  if (options) {
    arrow_options.reset(garrow_function_options_get_raw(options)->Copy().release());
  }
  auto arrow_expression = arrow::compute::call(function, arrow_arguments, arrow_options);
  auto expression = GARROW_CALL_EXPRESSION(garrow_expression_new_raw(arrow_expression));
  auto priv = GARROW_CALL_EXPRESSION_GET_PRIVATE(expression);
  priv->arguments =
    g_list_copy_deep(arguments, reinterpret_cast<GCopyFunc>(g_object_ref), nullptr);
  return expression;
}

/**
 * garrow_call_expression_get_arguments: