import { type REnvironmentInformation } from './environment';
/**
 * Add a new local environment scope to the stack, returns the modified variant - sharing the original environments in the stack (no deep-clone)
 * @see {@link popLocalEnvironment} - to remove the local scope again
 */
export declare function pushLocalEnvironment({ level, current }: REnvironmentInformation): REnvironmentInformation;
/**
 * Remove the top local environment scope from the stack, returns the modified variant - sharing the original environments in the stack (no deep-clone)
 * @see {@link pushLocalEnvironment} - to add a local scope
 */
export declare function popLocalEnvironment({ current, level }: REnvironmentInformation): REnvironmentInformation;