import type { Environment } from '@marcbachmann/cel-js';
/** Maximum number of values one evaluation's range calls may materialize. */
export declare const MAX_RANGE_ELEMENTS = 1000;
/** Maximum context-byte fan-out one evaluation's range calls may represent. */
export declare const MAX_RANGE_FANOUT_BYTES = 1000000;
/** Maximum UTF-8 bytes returned by toJson() calls in one evaluation. */
export declare const MAX_JSON_OUTPUT_BYTES = 1000000;
/** Per-evaluation budgets held by the handlers registered on an environment. */
export interface WorkflowFunctionBudgets {
    isolate<T>(context: unknown, evaluation: () => T): T;
}
/**
 * Register the shared functions and return the budgets their handlers close over.
 *
 * Callers that reuse one environment across evaluations must wrap each evaluation
 * in `isolate` so it gets a full budget without consuming an enclosing one. A
 * context accessor can re-enter the evaluator, so the enclosing budget is
 * restored rather than reset.
 */
export declare function registerWorkflowFunctions(environment: Environment): WorkflowFunctionBudgets;
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