import { Context, Effect } from "effect";
import type { SerializationError, UnsupportedFormatError } from "../errors/storage-errors.js";
export interface SerializerRegistryShape {
    readonly serialize: (data: unknown, extension: string) => Effect.Effect<string, SerializationError | UnsupportedFormatError>;
    readonly deserialize: (content: string, extension: string) => Effect.Effect<unknown, SerializationError | UnsupportedFormatError>;
    /**
     * Enumerate the file extensions (without leading dots) the active registry
     * can decode. Includes any plugin-added extensions, reflecting active-registry
     * semantics. Order is stable: registration order, de-duplicated.
     */
    readonly supportedExtensions: () => ReadonlyArray<string>;
}
export declare const SerializerRegistry: Context.Service<SerializerRegistryShape, SerializerRegistryShape>;
export type SerializerRegistry = SerializerRegistryShape;
/**
 * Product-agnostic accessor for the active registry's supported document
 * extensions. Returns extensions only (no basenames or discovery patterns), so
 * consumers can decide which files a document graph may decode without encoding
 * any consumer-specific policy.
 */
export declare const getSupportedExtensions: Effect.Effect<ReadonlyArray<string>, never, SerializerRegistry>;
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