import type { ResourcePointer } from "../orchestration/contracts.ts";
export declare const DEFAULT_WORKER_RESOURCE_MAX_BYTES: number;
export declare const DEFAULT_WORKER_RESOURCE_TOTAL_MAX_BYTES: number;
export type WorkerResourceMaterializationFailureCode = "unknown_pointer" | "invalid_pointer" | "unsupported_pointer" | "missing_pointer" | "not_regular_file" | "resource_oversize" | "aggregate_oversize" | "pointer_changed" | "digest_mismatch" | "read_failed";
export type WorkerResourceMaterialization = {
    ok: true;
    pointer: ResourcePointer;
    content: string;
    digest: string;
} | {
    ok: false;
    code: WorkerResourceMaterializationFailureCode;
    pointerId: string;
};
export type WorkerResourceBundleMaterialization = {
    ok: true;
    pointers: readonly ResourcePointer[];
    systemPrompt: string;
} | {
    ok: false;
    code: WorkerResourceMaterializationFailureCode;
    pointerId: string;
};
export interface WorkerResourceMaterializerOptions {
    /** Exact pointers from an immutable execution contract or execution grant. */
    resources: readonly ResourcePointer[];
    maxResourceBytes?: number;
    maxTotalBytes?: number;
}
/**
 * On-demand reader for a pre-admitted pointer set. It has no URI input surface: a model can name
 * an id only, and the id must already be present in the execution contract or grant.
 */
export declare class WorkerResourceMaterializer {
    private readonly pointersById;
    private readonly maxResourceBytes;
    private readonly maxTotalBytes;
    private totalBytes;
    constructor(options: WorkerResourceMaterializerOptions);
    materialize(pointerId: string): WorkerResourceMaterialization;
}
/**
 * Materialize exactly one selected grant and render it as bounded, source-labelled context.
 * Resource text may guide the task but never expands the execution grant or tool authority.
 */
export declare function materializeWorkerResourceBundle(resources: readonly ResourcePointer[]): WorkerResourceBundleMaterialization;
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