add: url attribute to OPML.Outline

Sources/SyndiKit/Formats/OPML/OPMLOutline.swift

@@ -3,48 +3,53 @@ import Foundation
 public extension OPML {
   struct Outline: Codable, Equatable {
     public let text: String
-    public let description: String?
-    public let htmlUrl: String?
-    public let language: String?
     public let title: String?
+    public let description: String?
     public let type: String?
-    public let version: String?
+    public let url: [String]
+    public let htmlUrl: String?
     public let xmlUrl: String?
+    public let language: String?
     public let created: String?
     public let categories: [String]?
+    public let version: String?
 
     public let outlines: [Outline]?
 
     enum CodingKeys: String, CodingKey {
       case text
-      case description
-      case htmlUrl
-      case language
       case title
+      case description
       case type
-      case version
+      case url
+      case htmlUrl
       case xmlUrl
+      case language
       case created
       case categories = "category"
+      case version
 
       case outlines = ""
     }
 
     public init(from decoder: Decoder) throws {
       let container = try decoder.container(keyedBy: CodingKeys.self)
-      self.text = try container.decode(String.self, forKey: CodingKeys.text)
-      self.description = try container.decodeIfPresent(String.self, forKey: .description)
-      self.htmlUrl = try container.decodeIfPresent(String.self, forKey: .htmlUrl)
-      self.language = try container.decodeIfPresent(String.self, forKey: .language)
+
+      self.text = try container.decode(String.self, forKey: .text)
       self.title = try container.decodeIfPresent(String.self, forKey: .title)
+      self.description = try container.decodeIfPresent(String.self, forKey: .description)
       self.type = try container.decodeIfPresent(String.self, forKey: .type)
-      self.version = try container.decodeIfPresent(String.self, forKey: .version)
+      self.url = try container.decode([String].self, forKey: .url)
+      self.htmlUrl = try container.decodeIfPresent(String.self, forKey: .htmlUrl)
       self.xmlUrl = try container.decodeIfPresent(String.self, forKey: .xmlUrl)
+      self.language = try container.decodeIfPresent(String.self, forKey: .language)
       self.created = try container.decodeIfPresent(String.self, forKey: .created)
+      self.version = try container.decodeIfPresent(String.self, forKey: .version)
       self.outlines = try container.decodeIfPresent([Outline].self, forKey: .outlines)
 
-      let category = try container.decodeIfPresent(String.self, forKey: .categories)
-      self.categories = category?.components(separatedBy: ",")
+      self.categories = try container
+        .decodeIfPresent(String.self, forKey: .categories)?
+        .components(separatedBy: ",")
     }
   }
 }