Method dataSource

packages/repository/src/mixins/repository.mixin.ts:127–151

* Add the dataSource to this application. * * @param dataSource - The dataSource to add. * @param nameOrOptions - The binding name or options of the datasource; * defaults to dataSource.name * * @example * ```ts * * const ds: juggler.DataSource = new jugg

(
      dataSource: Class<D> | D,
      nameOrOptions?: string | BindingFromClassOptions,
    )

     * ```
     */
    dataSource<D extends juggler.DataSource>(
      dataSource: Class<D> | D,
      nameOrOptions?: string | BindingFromClassOptions,
    ): Binding<D> {
      const options = toOptions(nameOrOptions);
      // We have an instance of
      if (dataSource instanceof juggler.DataSource) {
        const name = options.name || dataSource.name;
        const namespace = options.namespace ?? RepositoryBindings.DATASOURCES;
        const key = `${namespace}.${name}`;
        return this.bind(key).to(dataSource).tag(RepositoryTags.DATASOURCE);
      } else if (typeof dataSource === 'function') {
        options.name = options.name || dataSource.dataSourceName;
        const binding = createBindingFromClass(dataSource, {
          namespace: RepositoryBindings.DATASOURCES,
          type: RepositoryTags.DATASOURCE,
          defaultScope: BindingScope.SINGLETON,
          ...options,
        });
        this.add(binding);
        return binding;
      } else {
        throw new Error('not a valid DataSource.');
      }
    }

    /**
     * Register a model class as a binding in the target context