/// declare function gulpStylus(options?: gulpStylus.Options): NodeJS.ReadWriteStream; declare namespace gulpStylus { interface VariableDefinitions { [variableName: string]: any; } interface Options { compress?: boolean | undefined; linenos?: boolean | undefined; "include css"?: boolean | undefined; rawDefine?: VariableDefinitions | undefined; } } export = gulpStylus;