Merge pull request #11368 from itaiferber/urlcomponents-codable-adoption

Adopt Codable on URLComponents

Author: itaiferber

stdlib/public/SDK/Foundation/URLComponents.swift

@@ -471,3 +471,42 @@ extension NSURLQueryItem : _HasCustomAnyHashableRepresentation {
         return AnyHashable(self as URLQueryItem)
     }
 }
+
+extension URLComponents : Codable {
+    private enum CodingKeys : Int, CodingKey {
+        case scheme
+        case user
+        case password
+        case host
+        case port
+        case path
+        case query
+        case fragment
+    }
+
+    public init(from decoder: Decoder) throws {
+        self.init()
+
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+        self.scheme = try container.decodeIfPresent(String.self, forKey: .scheme)
+        self.user = try container.decodeIfPresent(String.self, forKey: .user)
+        self.password = try container.decodeIfPresent(String.self, forKey: .password)
+        self.host = try container.decodeIfPresent(String.self, forKey: .host)
+        self.port = try container.decodeIfPresent(Int.self, forKey: .port)
+        self.path = try container.decode(String.self, forKey: .path)
+        self.query = try container.decodeIfPresent(String.self, forKey: .query)
+        self.fragment = try container.decodeIfPresent(String.self, forKey: .fragment)
+    }
+
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.container(keyedBy: CodingKeys.self)
+        try container.encodeIfPresent(self.scheme, forKey: .scheme)
+        try container.encodeIfPresent(self.user, forKey: .user)
+        try container.encodeIfPresent(self.password, forKey: .password)
+        try container.encodeIfPresent(self.host, forKey: .host)
+        try container.encodeIfPresent(self.port, forKey: .port)
+        try container.encode(self.path, forKey: .path)
+        try container.encodeIfPresent(self.query, forKey: .query)
+        try container.encodeIfPresent(self.fragment, forKey: .fragment)
+    }
+}