declare class VariableToken {

    constructor(str: string, index?: number|null);

    public getExpression(): string;

    public getInputWithTokenField(): string;

    public getChildInputWithToken(): string;

    public toString(): string;

    public getValue(): any;

    public getInput(): string;

    public getIndex(): number;

    public setIndex(num: number): void;

    public getFunctionName(): string;

    public getFieldNames(opt_obj?: any): string;

}

export default VariableToken;
export { VariableToken };