{
    "env": {
        "test": {
            "presets" : [ ["env"]  ],
            "plugins": [
                "transform-es2015-modules-commonjs",
                "transform-object-rest-spread"
            ]
        },
        "development" : {
            "presets" : [
                [ "env", {"modules" : false } ]
            ],
            "plugins": [    
                "external-helpers",
                "transform-object-rest-spread"
            ]
        },
        "production" : {
            "presets" : [
                [ "env", {"modules" : false } ]
            ],
            "plugins": [    
                "external-helpers",
                "transform-object-rest-spread"
            ]
        }
    }

}