webpack配置报错

错误：

ERROR in ./react/index.js

Module parse failed: Unexpected token (8:12)
You may need an appropriate loader to handle this file type.
|
|         return(
|             

123

|         )

|     }

webpack.react.config.js（配置文件）

{

test: / \.js $/,

loader:' babel-loader',

exclude:/ node_modules/,

include: path. resolve(__dirname, '/ react/'),

} ,

报错原因：

在include中写文件名称的时候不用写"/"

正确的：

include:path.resolve(__dirname, 'react'),