meocord/dist/esm/common/decorator.js

Decorator-based Discord bot framework built on discord.js. Brings NestJS-style controllers, dependency injection, guards, and testing utilities to bot development — with a full CLI and TypeScript-first design.

/**
 * MeoCord Framework
 * Copyright (c) 2025 Ukasyah Rahmatullah Zada
 * SPDX-License-Identifier: MIT
 */ /**
 * Composes multiple class or method decorators into a single decorator.
 *
 * @example
 * ```typescript
 * export const Protected = () => applyDecorators(
 *   UseGuard(DefaultGuard, GlobalRateLimiterGuard),
 * )
 *
 * @Controller()
 * @Protected()
 * export class PingController {}
 * ```
 */ function applyDecorators(...decorators) {
    return function(target, propertyKey, descriptor) {
        for (const decorator of decorators){
            if (propertyKey !== undefined && descriptor !== undefined) {
                decorator(target, propertyKey, descriptor);
            } else {
                decorator(target);
            }
        }
        return descriptor;
    };
}
/**
 * Attaches arbitrary metadata to a class or method. Use alongside `Reflect.getMetadata` to read it back.
 *
 * @example
 * ```typescript
 * export const Roles = (...roles: string[]) => SetMetadata('roles', roles)
 *
 * @Command('admin', CommandType.SLASH)
 * @Roles('admin', 'moderator')
 * async adminCommand(interaction: ChatInputCommandInteraction) {}
 * ```
 */ function SetMetadata(metadataKey, metadataValue) {
    return function(target, propertyKey) {
        if (propertyKey !== undefined) {
            Reflect.defineMetadata(metadataKey, metadataValue, target, propertyKey);
        } else {
            Reflect.defineMetadata(metadataKey, metadataValue, target);
        }
    };
}

export { SetMetadata, applyDecorators };