.babelrc
{
"env": {
"development": {
"presets": ["es2015-rollup"],
"plugins": [
"transform-es2015-arrow-functions",
"transform-es2015-constants",
"transform-es2015-literals",
"transform-es2015-block-scoping",
"transform-es3-member-expression-literals",
"transform-es3-property-literals"
]
},
"test": {
"presets": ["es2015-loose"],
"plugins": [
"transform-es2015-arrow-functions",
"transform-es2015-constants",
"transform-es2015-literals",
"transform-es2015-block-scoping",
"transform-es3-member-expression-literals",
"transform-es3-property-literals"
]
}
}
}