object/nullable_more_extensions library

Extensions

FirstOfTypeExtension on List<Object?>

Searches a heterogeneous list for the first element of a given type.

NullableWhen on T?

Null-aware helpers for any nullable receiver T?: run a side effect, transform, or supply a fallback only when (or unless) the value is null.

ToListOrEmpty on T?

Wraps a nullable value into a list, treating null as empty.

TryCast on T?

Non-throwing runtime cast for a nullable receiver.

Functions

asTypeOr<T>(Object? value, T fallback) → T

Returns value as a T when it is one, otherwise fallback.

isType<T>(Object? value) → bool

Returns whether value is an instance of T at runtime.