import type { ProvisionResult } from './types.ts';
/**
 * Aggregate plan results for a pipe (all stages run). A stage downstream of
 * an UNKNOWN stage cannot be trusted either (its input volume is
 * unknowable), so its precision is degraded before the field-wise sum.
 */
export declare function rollupPipe(children: ProvisionResult[]): ProvisionResult;
/**
 * Aggregate plan results for ;, &&, ||: sums when every command runs, a
 * min/max envelope for || where only one branch runs.
 */
export declare function rollupList(op: string, children: ProvisionResult[]): ProvisionResult;
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