add StructuredDataFallibleRepresentable (#48)

* update to snapshot 06-20 * add StructuredDataFallibleRepresentable
open-swift · Jul 5, 2016 · 6660400 · 6660400
1 parent 155fc50
commit 6660400
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/Sources/StructuredData.swift b/Sources/StructuredData.swift
@@ -2,10 +2,20 @@ public protocol StructuredDataInitializable {
     init(structuredData: StructuredData) throws
 }
 
-public protocol StructuredDataRepresentable {
+public protocol StructuredDataRepresentable: StructuredDataFallibleRepresentable {
     var structuredData: StructuredData { get }
 }
 
+public protocol StructuredDataFallibleRepresentable {
+    func asStructuredData() throws -> StructuredData
+}
+
+extension StructuredDataRepresentable {
+    public func asStructuredData() throws -> StructuredData {
+        return structuredData
+    }
+}
+
 public protocol StructuredDataConvertible: StructuredDataInitializable, StructuredDataRepresentable {}
 
 public enum StructuredData {