只需要把es6转成es5就可以了， { test: /.js$/, loader: 'babel-loader', include: [ path.join(__dirname, '../src'), path.join(__dirname, '../node_modules/vue-ele-upload-file'), path.join(__dirname, '../utils'), path.join(__dirname, '../node_modules/pretty-bytes'), path.join(__dirname, '../node_modules/vue-ele-form'), path.join(__dirname, '../node_modules/element-ui'), path.join(__dirname, '../node_modules/@hufe921/canvas-editor') ], options: { presets: ['env'], plugins: ['transform-runtime'] } },