@jsbailey/reactive-form-validators/esm2015/reactive-form-validators/required.validator.js

[](https://badge.fury.io/js/%40rxweb%2Freactive-form-validators) [](https://gitter.im/rxweb-project/rxweb?utm_source=badge

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
 */
import { RegexValidator } from "../util/regex-validator";
import { ApplicationUtil } from "../util/app-util";
import { Linq } from "../util/linq";
import { ObjectMaker } from "../util/object-maker";
import { AnnotationTypes } from "../core/validator.static";
/**
 * @param {?} config
 * @return {?}
 */
export function requiredValidator(config) {
    return (control) => {
        /** @type {?} */
        const controlValue = control.value;
        /** @type {?} */
        const formGroupValue = ApplicationUtil.getParentObjectValue(control);
        config = ApplicationUtil.getConfigObject(config);
        /** @type {?} */
        const parentObject = (control.parent) ? control.parent.value : undefined;
        if (Linq.IsPassed(formGroupValue, config.conditionalExpression, parentObject)) {
            if (!RegexValidator.isNotBlank(controlValue)) {
                return ObjectMaker.toJson(AnnotationTypes["required"], config.message || null, [controlValue]);
            }
        }
        return ObjectMaker.null();
    };
}

//# sourceMappingURL=data:application/json;base64,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