void navigateToSibling(
String route,
[List<String> params = null]
)

Programmatically change current location (route) so that specified sibling of this element is visible.

navigateToSibling("my-brother");

Source

/// Programmatically change current location (route)
/// so that specified sibling of this element is visible.
///
///     navigateToSibling("my-brother");
void navigateToSibling(String route, [List<String> params = null]) {
  navigateAbsolute(absoluteParentRoute + "/" + route, params);
}