BehaviorHandler<TBranch extends Enum, TPayload extends Object?> typedef
BehaviorHandler<TBranch extends Enum, TPayload extends Object?> =
BehaviorDescriptor<TBranch, TPayload> ? Function(FeatureHandlerContext ctx)
Handler that produces a BehaviorDescriptor from feature context.
Return null to skip this handler.
Implementation
typedef BehaviorHandler<TBranch extends Enum, TPayload extends Object?> =
BehaviorDescriptor<TBranch, TPayload>? Function(FeatureHandlerContext ctx);