TeaWeb/babel.config.ts

export default api => {
    api.cache(false);
    const presets = [
        [
            "@babel/preset-env",
            {
                "corejs": {"version": 3},
                "useBuiltIns": "usage",
                "targets": {
                    "edge": "17",
                    "firefox": "60",
                    "chrome": "67",
                    "safari": "11.1",
                    "ie": "11"
                }
            }
        ]
    ];

    const plugins = [
        ["@babel/transform-runtime"],
        ["@babel/plugin-transform-modules-commonjs"]
    ];

    return {
        presets,
        plugins
    };
}