public enum ActiveType {
case mention
case hashtag
case url
case custom(pattern: String)
var pattern: String {
switch self {
case .mention: return RegexParser.mentionPattern
case .hashtag: return RegexParser.hashtagPattern
case .url: return RegexParser.urlPattern
case .custom(let regex): return regex
}
}
}
extension ActiveType: Hashable, Equatable {
public var hashValue: Int {
switch self {
case .mention: return -1
case .hashtag: return -2
case .url: return -3
case .custom(let regex): return regex.hashValue
}
}
}
func hash(into hasher: inout Hasher) {
switch self {
case .mention: hasher.combine(-1)
case .hashtag: hasher.combine(-2)
case .url: hasher.combine(-3)
case .custom(let regex): hasher.combine(regex) // assuming regex is a string, that already conforms to hashable
}
}