ItemFieldContext — Angular

Field context that is available for all fields that are an item in an array field.

API

interface ItemFieldContext<TValue> extends ChildFieldContext<TValue> {
  readonly index: Signal<number>;
  readonly override key: Signal<string>;
  readonly override value: Signal<TValue>;
  readonly override state: ReadonlyFieldState<TValue, string | number>;
  readonly override fieldTree: ReadonlyFieldTree<TValue, string | number>;
  override valueOf<PValue>(p: SchemaPath<PValue, SchemaPathRules, Root>): PValue;
  override stateOf<PControl extends AbstractControl>(p: CompatSchemaPath<PControl, Root>): [PControl] extends [any] ? ReadonlyCompatFieldState<PControl, string | number> : never;
  override stateOf<PValue>(p: SchemaPath<PValue, SchemaPathRules, Root>): [PValue] extends [any] ? ReadonlyFieldState<PValue, string | number> : never;
  override fieldTreeOf<PModel>(p: SchemaPathTree<PModel, Root>): [PModel] extends [any] ? ReadonlyFieldTree<PModel, string | number> : never;
  readonly override pathKeys: Signal<readonly string[]>;
}

index

Signal<number>

The index of the current field in its parent field.

key

Signal<string>

The key of the current field in its parent field.

value

Signal<TValue>

A signal containing the value of the current field.

state

ReadonlyFieldState<TValue, string | number>

The state of the current field.

fieldTree

ReadonlyFieldTree<TValue, string | number>

The current field.

valueOf

PValue

Gets the value of the field represented by the given path.

@parampSchemaPath<PValue, SchemaPathRules, Root>

@returnsPValue

stateOf

[PControl] extends [any] ? ReadonlyCompatFieldState<PControl, string | number> : never

Gets the state of the field represented by the given path.

@parampCompatSchemaPath<PControl, Root>

@returns[PControl] extends [any] ? ReadonlyCompatFieldState<PControl, string | number> : never

stateOf

[PValue] extends [any] ? ReadonlyFieldState<PValue, string | number> : never

@parampSchemaPath<PValue, SchemaPathRules, Root>

@returns[PValue] extends [any] ? ReadonlyFieldState<PValue, string | number> : never

fieldTreeOf

[PModel] extends [any] ? ReadonlyFieldTree<PModel, string | number> : never

Gets the field represented by the given path.

@parampSchemaPathTree<PModel, Root>

@returns[PModel] extends [any] ? ReadonlyFieldTree<PModel, string | number> : never

pathKeys

Signal<readonly string[]>

The list of keys that lead from the root field to the current field.