import { RuntimeValue, RuntimeFunction } from './types';
export declare function ensureSafePath(filePath: string, interpreter?: any, baseDir?: string): string;
export declare function getBuiltins(interpreter?: any): Map<string, RuntimeFunction>;
export declare function isTruthy(value: RuntimeValue): boolean;
export declare function stripPrototypes(val: any): any;
export declare function isEqual(a: RuntimeValue, b: RuntimeValue): boolean;
export declare function stringify(value: RuntimeValue): string;
export declare function compareValues(a: RuntimeValue, b: RuntimeValue): number;
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