import { type ObjectiveRuntimeState, type OrchestrationProjectionCapacity, type TaskRuntimeProjection } from "./task-runtime-state.ts";
export declare function emptyProjection(): TaskRuntimeProjection;
export declare const PROJECTION_RECORD_FIELDS: readonly ["agents", "objectives", "tasks", "attempts", "checkpoints", "approvals", "notifications"];
export type ProjectionRecordField = (typeof PROJECTION_RECORD_FIELDS)[number];
/** Compute once for snapshots/external projections; reducer-produced projections carry a delta cache. */
export declare function projectionSerializedBytes(projection: TaskRuntimeProjection): number;
export declare function assertProjectionRecordReplacementWithinLimits(projection: TaskRuntimeProjection, field: ProjectionRecordField, key: string, value: object): void;
export declare class ProjectionByteTracker {
    private bytes;
    private readonly entryCounts;
    private readonly source;
    constructor(source: TaskRuntimeProjection);
    track<Value>(field: ProjectionRecordField, target: Record<string, Value>): Record<string, Value>;
    finish(nextOrdinal: number): number;
}
export declare function cloneProjection(state: TaskRuntimeProjection): TaskRuntimeProjection;
export declare function record(value: unknown, label: string): Record<string, unknown>;
export declare function exactRecord(value: unknown, label: string, allowedFields: readonly string[]): Record<string, unknown>;
export declare function assertRecordWithinLimit(values: Readonly<Record<string, unknown>>, limit: number, label: string): void;
export declare function assertRecordHasCapacity(values: Readonly<Record<string, unknown>>, limit: number, label: string): void;
export declare function assertIdentifierListHasCapacity(values: readonly string[], limit: number, label: string): void;
export declare function assertObjectiveEvidenceHasCapacity(objectives: Readonly<Record<string, ObjectiveRuntimeState>>, objective: ObjectiveRuntimeState): void;
export declare function assertBoundedIdentifierList(value: unknown, limit: number, label: string): asserts value is readonly string[];
export declare function retainedIdentifierArray(value: unknown, limit: number, label: string): string[];
export declare function assertRetainedProjectionNestedCollections(objectives: Readonly<Record<string, unknown>>, tasks: Readonly<Record<string, unknown>>, attempts: Readonly<Record<string, unknown>>, checkpoints: Readonly<Record<string, unknown>>, label: string): number;
export declare function assertProjectionWithinLimits(projection: TaskRuntimeProjection): void;
export declare function projectionCapacity(projection: TaskRuntimeProjection): OrchestrationProjectionCapacity;
export declare function requestedProjectionSlots(value: number | undefined, label: string): number;
export declare function cacheProjectionSerializedBytes(projection: TaskRuntimeProjection, bytes: number): void;
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