@elsikora/cladi/dist/esm/presentation/ergonomics/utility/create/autowire.utility.js

Zero-dependency TypeScript DI toolkit with typed tokens and scoped lifecycles.

import { BaseError } from '../../../../infrastructure/class/base/error.class.js';
import { getInjectableMetadata } from '../injectable-metadata/get.utility.js';
import { createAutowireProvider } from './autowire-provider.utility.js';

/**
 * Creates autowired provider using token defined in injectable metadata.
 * @param {Constructor<T>} useClass Class constructor to instantiate.
 * @param {Omit<ICreateAutowireProviderOptions<T, TDependencies>, "token">} [options] Optional provider overrides.
 * @returns {IClassProvider<T, TDependencies>} Class provider definition.
 * @template T Provider instance type.
 * @template TDependencies Constructor dependency tokens.
 */
function autowire(useClass, options = {}) {
    const metadata = getInjectableMetadata(useClass);
    const metadataToken = metadata?.token;
    if (!metadataToken || typeof metadataToken !== "symbol") {
        throw new BaseError("Injectable metadata token is missing; use @Injectable({ token }) or createAutowireProvider(..., { token })", {
            code: "INJECTABLE_TOKEN_MISSING",
            context: {
                className: useClass.name ?? "anonymous-class",
            },
            source: "autowire",
        });
    }
    return createAutowireProvider(useClass, {
        ...options,
        token: metadataToken,
    });
}

export { autowire };
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