cqrs-eda/dist/commands/decorators.js

Lightweight CQRS and Event-Driven Architecture library using TypeScript decorators, handlers and typings. Perfect for scalable event-driven apps.

const commandRegistry = new Map();
/**
 * Command decorator to register a class as a command handler.
 * @param name - Unique name of the command.
 * @throws If a command with the same name is already registered.
 */
export function Command(name) {
    return function (target) {
        if (commandRegistry.has(name)) {
            throw new Error(`Command with name "${name}" is already registered.`);
        }
        commandRegistry.set(name, target);
    };
}
export function getCommandRegistry() {
    return commandRegistry;
}