@parcel/core/test/fixtures/custom-targets/package.json

{
  "main": "dist/main/index.js",
  "browserModern": "dist/browserModern/index.js",
  "browserLegacy": "dist/browserLegacy/index.js",
  "engines": {
    "node": ">= 8.0.0"
  },
  "targets": {
    "browserModern": {
      "engines": {
        "browsers": ["last 1 version"]
      }
    },
    "browserLegacy": {
      "engines": {
        "browsers": ["ie11"]
      }
    }
  }
}