//webpack.config.dev.js
const merge = require('webpack-merge');
const webpack = require('webpack')
const apiMocker = require('mocker-api');
const SpeedMeasurePlugin = require('speed-measure-webpack-plugin');
const path = require('path');
const baseWebpackConfig = require('./webpack.config.base');

const smp = new SpeedMeasurePlugin()

module.exports = smp.wrap(merge(baseWebpackConfig, {
    mode: 'development',
    plugins: [
      new webpack.DefinePlugin({
        DEV: JSON.stringify('dev'), //字符串
        FLAG: 'true' //FLAG 是个布尔类型
      })
    ],
    devServer: {
      // Mock数据
      before(app) {
        apiMocker(app, path.resolve('./mock/mock.js'))
      }
    }
}));