@angular/forms/signals

MaybeFieldTree

Type Alias

Helper type for defining FieldTree. Given a type TValue that may include undefined, it extracts the undefined outside the FieldTree type.

API

    
      type MaybeFieldTree<TValue, TKey extends string | number = string | number> = | (TValue & undefined)  | FieldTree<Exclude<TValue, undefined>, TKey>

Description

Helper type for defining FieldTree. Given a type TValue that may include undefined, it extracts the undefined outside the FieldTree type.

For example MaybeField<{a: number} | undefined, TKey> would be equivalent to undefined | FieldTree<{a: number}, TKey>.