NavigationItemPatterns extension

Adds pattern-matching-related methods to NavigationItem.

on

Methods

map<TResult extends Object?>(TResult $default(_NavigationItem value)) → TResult

Available on NavigationItem, provided by the NavigationItemPatterns extension

A switch-like method, using callbacks.
mapOrNull<TResult extends Object?>(TResult? $default(_NavigationItem value)?) → TResult?

Available on NavigationItem, provided by the NavigationItemPatterns extension

A variant of map that fallback to returning null.
maybeMap<TResult extends Object?>(TResult $default(_NavigationItem value)?, {required TResult orElse()}) → TResult

Available on NavigationItem, provided by the NavigationItemPatterns extension

A variant of map that fallback to returning orElse.
maybeWhen<TResult extends Object?>(TResult $default(String? id, String? title, String? route, NavigationIcon? icon, bool? isFavourite, List<NavigationNestedItem>? nestedItems)?, {required TResult orElse()}) → TResult

Available on NavigationItem, provided by the NavigationItemPatterns extension

A variant of when that fallback to an orElse callback.
when<TResult extends Object?>(TResult $default(String? id, String? title, String? route, NavigationIcon? icon, bool? isFavourite, List<NavigationNestedItem>? nestedItems)) → TResult

Available on NavigationItem, provided by the NavigationItemPatterns extension

A switch-like method, using callbacks.
whenOrNull<TResult extends Object?>(TResult? $default(String? id, String? title, String? route, NavigationIcon? icon, bool? isFavourite, List<NavigationNestedItem>? nestedItems)?) → TResult?

Available on NavigationItem, provided by the NavigationItemPatterns extension

A variant of when that fallback to returning null