flexsearch/dist/module/engine.js

import{DEBUG,SUPPORT_ASYNC,SUPPORT_CACHE}from"./config";import{searchCache}from"./cache";function Engine(a){if(DEBUG&&this instanceof Engine)throw new Error("Can't instantiate abstract class!");SUPPORT_CACHE&&(a.prototype.searchCache=searchCache),SUPPORT_ASYNC&&(a.prototype.addAsync=addAsync,a.prototype.appendAsync=appendAsync,a.prototype.searchAsync=searchAsync,a.prototype.updateAsync=updateAsync,a.prototype.removeAsync=removeAsync)}SUPPORT_CACHE&&(Engine.prototype.searchCache=searchCache),SUPPORT_ASYNC&&(Engine.prototype.addAsync=addAsync,Engine.prototype.appendAsync=appendAsync,Engine.prototype.searchAsync=searchAsync,Engine.prototype.updateAsync=updateAsync,Engine.prototype.removeAsync=removeAsync);