问只有在android设备上才会出现“未捕获的SyntaxError:意外的保留字”错误？

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Uncaught SyntaxError: Unexpected reserved word       main.bundle.js:109
    ./public/src/main.js                             main.bundle.js:109
    __webpack_require__                              main.bundle.js:20
    (anonymous function)                             main.bundle.js:84
    (anonymous function)                             main.bundle.js:87

eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _styles_main_scss__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./../styles/main.scss */ \"./public/styles/main.scss\");\n/* harmony import */ var _styles_main_scss__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_styles_main_scss__WEBPACK_IMPORTED_MODULE_0__);\n/* harmony import */ var _scenes_battle__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./scenes/battle */ \"./public/src/scenes/battle.js\");\n/* harmony import */ var _scenes_load__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./scenes/load */ \"./public/src/scenes/load.js\");\n// wengwengweng\n\n\n\n\n\nclass Game extends Phaser.Game {\n\n\tconstructor() {\n\n\t\tconst width = window.innerWidth || document.documentElement.clientWidth;\n\t\tconst height = window.innerHeight || document.documentElement.clientHeight;\n\n\t\tsuper({\n\n\t\t\twidth: width,\n\t\t\theight: height,\n\t\t\tbackgroundColor: \"#000000\",\n\t\t\tparent: \"game\",\n\t\t\tscene: [_scenes_load__WEBPACK_IMPORTED_MODULE_2__[\"default\"], _scenes_battle__WEBPACK_IMPORTED_MODULE_1__[\"default\"]],\n\t\t\tphysics: {\n\t\t\t\tdefault: \"arcade\",\n\t\t\t\tarcade: {\n\t\t\t\t\tgravity: 0,\n\t\t\t\t\tdebug: true\n\t\t\t\t}\n\t\t\t}\n\n\t\t});\n\t}\n\n}\n\nwindow.socket = io();\nwindow.game = new Game();\n\n//# sourceURL=webpack:///./public/src/main.js?");