@clickup/ent-framework/dist/internal/Registry.d.ts

A PostgreSQL graph-database-alike library with microsharding and row-level security

/**
 * Represents a container of TObj's that can be created in the container from
 * the TInit data. If the object corresponding to a particular init data already
 * exists, it's returned instead of being created.
 */
export declare class Registry<TInit, TObj> {
    private options;
    private map;
    constructor(options: {
        /** A handler which computes an unique key from the init data provided. */
        key: (init: TInit) => string;
        /** A handler which creates a new object from its init data. */
        create: (init: TInit) => TObj;
        /** This handler is called when an object is deleted from the registry. */
        end?: (obj: TObj, key: string, init: TInit) => Promise<unknown>;
    });
    /**
     * Computes the key for the init data and returns the object corresponding to
     * that key if it already exists in the registry. Otherwise, creates a new
     * object, adds it to the registry and returns it.
     */
    getOrCreate(init: TInit): [obj: TObj, key: string];
    /**
     * Deletes all objects from the registry except those whose keys are in the
     * keepKeys set. For each object, calls an optional end() handler.
     */
    deleteExcept(keepKeys: Set<string>): Promise<void>;
}
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