From 07ce835724352aad07d1113c67d8add59db31478 Mon Sep 17 00:00:00 2001
From: Michael Miller <icy.arctic.fox@gmail.com>
Date: Sun, 8 Dec 2019 14:51:48 -0700
Subject: [PATCH] VerifyingDouble should be abstract

---
 src/spectator/mocks/verifying_double.cr | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/spectator/mocks/verifying_double.cr b/src/spectator/mocks/verifying_double.cr
index ecdb1e9..2c64b14 100644
--- a/src/spectator/mocks/verifying_double.cr
+++ b/src/spectator/mocks/verifying_double.cr
@@ -1,5 +1,5 @@
 module Spectator::Mocks
-  class VerifyingDouble(T)
+  abstract class VerifyingDouble(T)
     def initialize(@null = false)
     end