import type { DebugProtocolAdapter } from '../DebugProtocolAdapter';
import { type EvaluateContainer } from '../DebugProtocolAdapter';
/**
 * Push a custom variable to the container if it doesn't already exist.
 */
export declare function pushCustomVariableToContainer(adapter: DebugProtocolAdapter, container: EvaluateContainer, customVariable: EvaluateContainer): void;