import { Value } from '../utils';
/**
 * Special exception used to signal early return from functions or global scope
 */
export declare class ReturnException extends Error {
    value: Value;
    constructor(value: Value);
}
/**
 * Special exception used to signal break from loops
 */
export declare class BreakException extends Error {
    constructor();
}
/**
 * Special exception used to signal continue to next iteration of loops
 */
export declare class ContinueException extends Error {
    constructor();
}
/**
 * Special exception used to signal end of script execution
 */
export declare class EndException extends Error {
    constructor();
}
/**
 * Special exception used to signal execution was cancelled by the user
 */
export declare class CancelException extends Error {
    constructor();
}