@nestjs/common/decorators/core/catch.decorator.js

Nest - modern, fast, powerful node.js web framework (@common)

import { CATCH_WATERMARK, FILTER_CATCH_EXCEPTIONS } from '../../constants.js';
/**
 * Decorator that marks a class as a Nest exception filter. An exception filter
 * handles exceptions thrown by or not handled by your application code.
 *
 * The decorated class must implement the `ExceptionFilter` interface.
 *
 * @param exceptions one or more exception *types* specifying
 * the exceptions to be caught and handled by this filter.
 *
 * @see [Exception Filters](https://docs.nestjs.com/exception-filters)
 *
 * @usageNotes
 * Exception filters are applied using the `@UseFilters()` decorator, or (globally)
 * with `app.useGlobalFilters()`.
 *
 * @publicApi
 */
export function Catch(...exceptions) {
    return (target) => {
        Reflect.defineMetadata(CATCH_WATERMARK, true, target);
        Reflect.defineMetadata(FILTER_CATCH_EXCEPTIONS, exceptions, target);
    };
}