declare namespace seedrandom {
    export type State = {};

    interface prng {
        new(seed?: string, options?: seedRandomOptions, callback?: any): prng;
        (): number;
        quick(): number;
        int32(): number;
        double(): number;
        state(): State;
    }

    interface seedrandom_prng {
        (seed?: string, options?: seedRandomOptions, callback?: seedrandomCallback): prng;
        alea: (seed?: string, options?: seedRandomOptions) => prng;
        xor128: (seed?: string, options?: seedRandomOptions) => prng;
        tychei: (seed?: string, options?: seedRandomOptions) => prng;
        xorwow: (seed?: string, options?: seedRandomOptions) => prng;
        xor4096: (seed?: string, options?: seedRandomOptions) => prng;
        xorshift7: (seed?: string, options?: seedRandomOptions) => prng;
        quick: (seed?: string, options?: seedRandomOptions) => prng;
    }

    interface seedrandomCallback {
        (prng?: prng, shortseed?: string, global?: boolean, state?: State): prng;
    }

    interface seedRandomOptions {
        entropy?: boolean | undefined;
        "global"?: boolean | undefined;
        state?: boolean | State | undefined;
        pass?: seedrandomCallback | undefined;
    }
}

declare var seedrandom: seedrandom.seedrandom_prng;

declare global {
    interface Math {
        seedrandom: seedrandom.prng;
    }
}

export = seedrandom;
export as namespace seedrandom;