相关疑难解决方法(0)

我正在开发一个项目并运行“npm run watch”，然后收到此错误。我本来工作正常，但突然出现这个错误！

> @ watch C:\projects\tests\blog
> node node_modules/cross-env/dist/bin/cross-env.js NODE_ENV=development                                          
node_modules/webpack/bin/webpack.js --watch --progress --hide-modules --     
config=node_modules/laravel-mix/setup/webpack.config.js

undefined:1



SyntaxError: Unexpected token

npm ERR! Windows_NT 10.0.14393
npm ERR! argv "C:\\Program Files\\nodejs\\node.exe"        
"C:\\Users\\Bruno\\AppData\\Roaming\\npm\\node_modules\\npm\\bin\\npm-cli.js" "run" "watch"
npm ERR! node v6.10.0
npm ERR! npm  v4.3.0
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! @ watch: `node node_modules/cross-env/dist/bin/cross-env.js        
NODE_ENV=development node_modules/webpack/bin/webpack.js --watch --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the @ watch script 'node node_modules/cross-  env/dist/bin/cross-env.js NODE_ENV=development …