From dbf02010e75c2aa21b5e7400d01742d604ecbba8 Mon Sep 17 00:00:00 2001
From: sydneymorton <symorton@microsoft.com>
Date: Tue, 17 Nov 2020 13:45:49 -0800
Subject: [PATCH] Fix nits

---
 VCEntities/VCEntities/ResponseContaining.swift           | 1 -
 .../presentation/PresentationResponseContainer.swift     | 9 +++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/VCEntities/VCEntities/ResponseContaining.swift b/VCEntities/VCEntities/ResponseContaining.swift
index 2aff862..76190c3 100644
--- a/VCEntities/VCEntities/ResponseContaining.swift
+++ b/VCEntities/VCEntities/ResponseContaining.swift
@@ -3,7 +3,6 @@
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
 
-
 public protocol ResponseContaining {
     var audienceUrl: String { get }
     var audienceDid: String { get }
diff --git a/VCEntities/VCEntities/presentation/PresentationResponseContainer.swift b/VCEntities/VCEntities/presentation/PresentationResponseContainer.swift
index e7fc837..889c388 100644
--- a/VCEntities/VCEntities/presentation/PresentationResponseContainer.swift
+++ b/VCEntities/VCEntities/presentation/PresentationResponseContainer.swift
@@ -18,8 +18,13 @@ public struct PresentationResponseContainer: ResponseContaining {
     
     public init(from presentationRequest: PresentationRequest, expiryInSeconds exp: Int = 3000) throws {
         
-        self.audienceUrl = presentationRequest.content.redirectURI ?? ""
-        self.audienceDid = presentationRequest.content.issuer ?? ""
+        guard let aud = presentationRequest.content.redirectURI,
+            let did = presentationRequest.content.issuer else {
+                throw PresentationResponseError.noAudienceSpecifiedInRequest
+        }
+        
+        self.audienceDid = did
+        self.audienceUrl = aud
         self.request = presentationRequest
         self.expiryInSeconds = exp
     }