declare namespace WoWAPI {
  type CLASSES =
    | 'WARRIOR'
    | 'DEATHKNIGHT'
    | 'PALADIN'
    | 'MONK'
    | 'PRIEST'
    | 'SHAMAN'
    | 'DRUID'
    | 'ROGUE'
    | 'MAGE'
    | 'WARLOCK'
    | 'HUNTER'
    | 'DEMONHUNTER';

  type CLASS_WARRIOR = 1;
  type CLASS_PALADIN = 2;
  type CLASS_HUNTER = 3;
  type CLASS_ROGUE = 4;
  type CLASS_PRIEST = 5;
  type CLASS_DEATH_KNIGHT = 6;
  type CLASS_SHAMAN = 7;
  type CLASS_MAGE = 8;
  type CLASS_WARLOCK = 9;
  type CLASS_MONK = 10;
  type CLASS_DRUID = 11;
  type CLASS_DEMON_HUNTER = 12;

  type CLASS_ID =
    | CLASS_WARRIOR
    | CLASS_PALADIN
    | CLASS_HUNTER
    | CLASS_ROGUE
    | CLASS_PRIEST
    | CLASS_DEATH_KNIGHT
    | CLASS_SHAMAN
    | CLASS_MAGE
    | CLASS_WARLOCK
    | CLASS_MONK
    | CLASS_DRUID
    | CLASS_DEMON_HUNTER;
}

/**
 * Returns the color value associated with a given class
 * @param englishClass  the localization-independent name of the class, e.g., 'WARLOCK'. See ClassId for the list of acceptable arguments
 * @returns r,g,b,hex
 * - **rPerc, gPerc, bPerc**: Number - the value, between 0 and 1, associated with the red, green, and blue - respectively - coordinate in the RGB space
 * - **argbHex**: the ARGB hex code of the color, e.g., 'ff8788ee' for 'WARLOCK'.
 * @tupleReturn
 * @see https://wow.gamepedia.com/API_GetClassColor
 */
declare function GetClassColor(
  englishClass: WoWAPI.CLASSES
): [number, number, number, string];