I have a Package.swift in my project like:
import PackageDescription
let package = Package(
name: \"ProjectName\",
dependencies: [
.P
Currently Swift Package Manager has full Xcode support. I was able to get around this error by specifying in my Package.swift manifest that the platform was iOS.
let package = Package(
name: "MyPackage",
platforms: [
.iOS(.v8)
],
Then you can open the Package.swift file in Xcode and it will just work.