DefinitelyTyped/types/imagemin/index.d.ts

// Type definitions for imagemin 7.0
// Project: https://github.com/imagemin/imagemin#readme
// Definitions by: Romain Faust <https://github.com/romain-faust>
//                 Jeff Chan <https://github.com/hkjeffchan>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

/// <reference types="node" />

declare function imagemin(input: ReadonlyArray<string>, options?: imagemin.Options): Promise<imagemin.Result[]>;

declare namespace imagemin {
    type Plugin = (input: Buffer) => Promise<Buffer>;

    interface Options {
        destination?: string;
        plugins: ReadonlyArray<Plugin>;
        glob?: boolean;
    }

    interface Result {
        data: Buffer;
        sourcePath: string;
        destinationPath: string;
    }

    interface BufferOptions {
        plugins: ReadonlyArray<Plugin>;
    }

    function buffer(buffer: Buffer, options?: BufferOptions): Promise<Buffer>;
}

export = imagemin;