static groupItemsBySpriteFilename()

in lib/utils/mapped-list.js [53:61]


  static groupItemsBySpriteFilename(data) {
    return data
      .map(item => item.spriteFilename)
      .filter((value, index, self) => self.indexOf(value) === index)
      .reduce((acc, spriteFilename) => {
        acc[spriteFilename] = data.filter(item => item.spriteFilename === spriteFilename);
        return acc;
      }, {});
  }