Files
swiftpm-mustache/Sources/HummingbirdMustache/Mirror.swift
Adam Fowler e391f5ae05 Comments
2021-03-15 15:09:16 +00:00

21 lines
603 B
Swift

extension Mirror {
/// Return value from Mirror given name
func getValue(forKey key: String) -> Any? {
guard let matched = children.filter({ $0.label == key }).first else {
return nil
}
return unwrapOptional(matched.value)
}
}
/// Return object and if it is an Optional return object Optional holds
private func unwrapOptional(_ object: Any) -> Any? {
let mirror = Mirror(reflecting: object)
guard mirror.displayStyle == .optional else { return object }
guard let first = mirror.children.first else { return nil }
return first.value
}