vvan-cli/template/project/babel.config.js

front-template cli

module.exports = {
    'plugins': [
        ['@babel/plugin-transform-runtime', {'corejs': 3}],
        ['@babel/plugin-proposal-decorators',{legacy: true}],           //装饰器支持
        ['@babel/plugin-proposal-class-properties',{loose: true}],      //class支持
        '@babel/plugin-proposal-export-namespace-from',                 //支持export * as ns from 'mod';
        '@babel/plugin-proposal-function-sent',                         //支持generator
        '@babel/plugin-syntax-dynamic-import',                          //动态导入
        '@babel/plugin-proposal-throw-expressions',                     //支持throw表达式
        '@babel/plugin-syntax-import-meta',
        '@babel/plugin-proposal-json-strings'
    ],
    'presets': [
        ['@babel/preset-env', {'modules': 'commonjs'}],
    // ['@vue/babel-preset-jsx']   //启用jsx语法
    ],
    'env': {
        'test': {
            'presets': [['@babel/preset-env', { 'targets': { 'node': 'current' } }]]  //面向当前的node版本，避免测试环境转译不必要的特性
        }
    },
};