export interface AndExpression {
    type: 'And';
    conditions: ConditionExpression[];
}
export interface OrExpression {
    type: 'Or';
    conditions: ConditionExpression[];
}
export interface NotExpression {
    type: 'Not';
    condition: ConditionExpression;
}
export declare type ConditionExpression = string | AndExpression | OrExpression | NotExpression;
export declare function isConditionExpression(arg: any): arg is ConditionExpression;
export declare function serializeConditionExpression(condition: ConditionExpression): string;