/**
 * Implements hook_token_info().
 */
function {{ machine_name }}_token_info() {
  $type = [
    'name' => t('Nodes'),
    'description' => t('Tokens related to individual nodes.'),
    'needs-data' => 'node',
  ];

  // Core tokens for nodes.
  $node['nid'] = [
    'name' => t("Node ID"),
    'description' => t("The unique ID of the node."),
  ];
  $node['title'] = [
    'name' => t("Title"),
  ];
  $node['edit-url'] = [
    'name' => t("Edit URL"),
    'description' => t("The URL of the node's edit page."),
  ];

  // Chained tokens for nodes.
  $node['created'] = [
    'name' => t("Date created"),
    'type' => 'date',
  ];
  $node['author'] = [
    'name' => t("Author"),
    'type' => 'user',
  ];

  return [
    'types' => ['node' => $type],
    'tokens' => ['node' => $node],
  ];
}