From 0970f02465f3869b86c01fc7eba5c069399c7bf8 Mon Sep 17 00:00:00 2001
From: Michael Miller <icy.arctic.fox@gmail.com>
Date: Sun, 27 Sep 2020 10:14:30 -0600
Subject: [PATCH] Yield instead of forwarding block

Forwarding the block like this captures it, which prevents yield from
being used.
Addresses https://gitlab.com/arctic-fox/spectator/-/issues/54
---
 src/spectator/mocks/method_stub.cr | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/spectator/mocks/method_stub.cr b/src/spectator/mocks/method_stub.cr
index ad1d8d0..492fc3f 100644
--- a/src/spectator/mocks/method_stub.cr
+++ b/src/spectator/mocks/method_stub.cr
@@ -17,7 +17,7 @@ module Spectator::Mocks
     abstract def call(args : GenericArguments(T, NT), &original : -> RT) forall T, NT, RT
 
     def call!(args : GenericArguments(T, NT), &original : -> RT) : RT forall T, NT, RT
-      value = call(args, &original)
+      value = call(args) { |*ya| yield *ya }
       if value.is_a?(RT)
         value.as(RT)
       else