@goparrot/pubsub-event-bus/esm/provider/RetryStrategiesProvider.js

NestJS EventBus extension for RabbitMQ PubSub

import { DeadLetterTtlRetryStrategy, DelayedMessageExchangeRetryStrategy } from '../service';
export const CQRS_RETRY_STRATEGIES = 'CQRS_RETRY_STRATEGIES';
export function createRetryStrategiesProviders() {
    const strategies = [DeadLetterTtlRetryStrategy, DelayedMessageExchangeRetryStrategy];
    return [
        ...strategies,
        {
            provide: CQRS_RETRY_STRATEGIES,
            useFactory(...strategyInstances) {
                return Object.fromEntries(strategyInstances.map((instance) => [instance.strategy, instance]));
            },
            inject: [...strategies],
        },
    ];
}
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