import type { Comment, DebuggerStatement, SourceLocation } from 'estree';
import { type StepperExpression, type StepperPattern, undefinedNode } from '..';
import { StepperBaseNode } from '../../interface';
import type { RedexInfo } from '../..';
export declare class StepperDebuggerStatement extends StepperBaseNode<DebuggerStatement> implements DebuggerStatement {
    constructor(leadingComments?: Comment[] | undefined, trailingComments?: Comment[] | undefined, loc?: SourceLocation | null | undefined, range?: [number, number] | undefined);
    static create(node: DebuggerStatement): StepperDebuggerStatement;
    isContractible(): boolean;
    isOneStepPossible(): boolean;
    contractEmpty(redex: RedexInfo): void;
    contract(): typeof undefinedNode;
    oneStep(redex: RedexInfo): typeof undefinedNode;
    substitute(_id: StepperPattern, _value: StepperExpression): StepperBaseNode;
    freeNames(): string[];
    allNames(): string[];
    rename(_before: string, _after: string): StepperBaseNode;
}