.babelrc
{
"sourceMaps": true,
"presets": [
[
"env",
{
"targets": {
"uglify": true,
"node": 6,
"browsers": [
"last 2 versions",
"safari >= 9",
"chrome >= 54",
"firefox >= 45",
"opera >= 42",
"edge >= 12",
"ie >= 8",
"last 4 ios versions",
"last 4 ios_saf versions",
"last 4 android versions",
"last 4 op_mob versions",
"last 4 op_mini versions",
"last 4 and_chr versions",
"last 4 and_ff versions",
"last 4 and_uc versions"
]
}
}
]
],
"plugins": [
"transform-object-rest-spread",
"transform-runtime",
"transform-flow-strip-types",
[
"babel-plugin-transform-builtin-extend",
{
"globals": [
"Error"
]
}
]
]
}