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ContextualAsyncValidatorFn()

type ContextualAsyncValidatorFn<TForm, TField> = (value, ctx) => Promise<ValidationError | null>;

Defined in: core/types/validation-schema.ts:51

Асинхронная функция валидации поля с контекстом

Type Parameters​

TForm​

TForm

TField​

TField

Parameters​

value​

TField

ctx​

FormContext<TForm>

Returns​

Promise<ValidationError | null>

Example​

validateAsync(path.email, async (value, ctx) => {
  const exists = await checkEmailExists(value);
  if (exists) return { code: 'exists', message: 'Email already taken' };
  return null;
});