import { ValidationErrors, } from 'ngrx-forms'; import { MMYY_DATE_FORMAT_REGEX, } from './../../../models/index'; export const mmyyDateFormatValidation = ( value: string | null, ): ValidationErrors => { return !value || MMYY_DATE_FORMAT_REGEX.test(value.replace(/-|\s/g, '')) ? null : { mmyyDateFormatValidation: true, }; };