import type { BudgetLimit } from "./workflow-types.js";
export declare const UNLIMITED: BudgetLimit;
export declare function limited(value: number): BudgetLimit;
export declare function limitedInteger(value: number): BudgetLimit;
export declare function parseBudgetLimit(value: unknown, name: string, options?: {
    readonly integer: boolean;
    readonly allowLegacyNumber?: boolean;
}): BudgetLimit;
export declare function isUnlimited(limit: BudgetLimit): boolean;
export declare function budgetValue(limit: BudgetLimit): number | undefined;
export declare function budgetExceeded(observed: number, limit: BudgetLimit): boolean;
export declare function remainingBudget(limit: BudgetLimit, used: number | "unlimited"): BudgetLimit;
export declare function reserveBudget(current: number | "unlimited", requested: BudgetLimit): number | "unlimited";
export declare function assertBudgetRequestFits(available: BudgetLimit, requested: BudgetLimit, message: string): void;
export declare function budgetExhausted(observed: number, limit: BudgetLimit): boolean;
export declare function budgetAtLeast(limit: BudgetLimit, observed: number): boolean;
export declare function budgetLimitLabel(limit: BudgetLimit): string;
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