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isNullable.ts
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isNullable.ts
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/*
* Copyright 2021 Byndyusoft
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { ValidateIf, ValidationOptions } from "class-validator";
export function IsNullable(
validationOptions?: ValidationOptions,
): PropertyDecorator {
return ValidateIf((_object, value) => value !== null, validationOptions);
}