import * as less from 'less';
export interface ResolveResult {
    contents: string | undefined;
    filename: string;
}
export declare class NmpFileManager extends less.FileManager {
    private nodeModulePaths;
    constructor(nodeModulePaths?: string[]);
    private resolveFile(filename);
    supports(filename: string): boolean;
    supportsSync(filename: string): boolean;
    loadFile(filename: string): Promise<ResolveResult>;
    loadFileSync(filename: string): ResolveResult;
}
export declare function LessResolver({nodeModulePaths}: {
    nodeModulePaths: string[];
}): {
    install(_lessInstance: any, pluginManager: any): void;
    minVersion: number[];
};