// Type definitions for getos 3.0
// Project: https://github.com/retrohacker/getos
// Definitions by: BendingBender <https://github.com/BendingBender>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

export = getos;

declare function getos(cb: (error: Error | null, os: getos.Os) => void): string;

declare namespace getos {
    type Os = OtherOs | LinuxOs;

    interface OtherOs {
        os: 'aix'
            | 'android'
            | 'darwin'
            | 'freebsd'
            | 'openbsd'
            | 'sunos'
            | 'win32'
            | 'cygwin';
    }

    interface LinuxOs {
        os: 'linux';
        dist: string;
        release: string;
        codename?: string;
    }
}