SubjectPatterns extension

Adds pattern-matching-related methods to Subject.

on

• Subject

Methods

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

Available on Subject, provided by the SubjectPatterns extension

A switch-like method, using callbacks.

mapOrNull<TResult extends Object?>(TResult? $default(_Subject value)?) → TResult?

Available on Subject, provided by the SubjectPatterns extension

A variant of map that fallback to returning null.

maybeMap<TResult extends Object?>(TResult $default(_Subject value)?, {required TResult orElse()}) → TResult

Available on Subject, provided by the SubjectPatterns extension

A variant of map that fallback to returning orElse.

maybeWhen<TResult extends Object?>(TResult $default(String subject, List<Book> books)?, {required TResult orElse()}) → TResult

Available on Subject, provided by the SubjectPatterns extension

A variant of when that fallback to an orElse callback.

when<TResult extends Object?>(TResult $default(String subject, List<Book> books)) → TResult

Available on Subject, provided by the SubjectPatterns extension

A switch-like method, using callbacks.

whenOrNull<TResult extends Object?>(TResult? $default(String subject, List<Book> books)?) → TResult?

Available on Subject, provided by the SubjectPatterns extension

A variant of when that fallback to returning null