Function assertControlPresent

packages/forms/src/model/abstract_model.ts:267–282

(parent: any, isGroup: boolean, key: string | number)

}

export function assertControlPresent(parent: any, isGroup: boolean, key: string | number): void {
  const controls = parent.controls as {[key: string | number]: AbstractControl<any>};
  const collection = isGroup ? Object.keys(controls) : controls;
  if (!collection.length) {
    throw new RuntimeError(
      RuntimeErrorCode.NO_CONTROLS,
      typeof ngDevMode === 'undefined' || ngDevMode ? noControlsError(isGroup) : '',
    );
  }
  if (!hasOwnControl(controls, key)) {
    throw new RuntimeError(
      RuntimeErrorCode.MISSING_CONTROL,
      typeof ngDevMode === 'undefined' || ngDevMode ? missingControlError(isGroup, key) : '',
    );
  }
}

export function assertAllValuesPresent(control: any, isGroup: boolean, value: any): void {
  control._forEachChild((_: unknown, key: string | number) => {