From b85523a5ad3b6fe8c694a6533975d575aa25b66f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Esteban=20K=C3=BCber?= <esteban@kuber.com.ar>
Date: Wed, 29 May 2019 16:14:20 -0700
Subject: [PATCH] Support both current and prior nightly `rustc`

The type of `testfn` used to be `Box<FnOnce<(), Output = ()>>` but is
now `FnBox<(), Output = ()>`. Wrap in a new closure to paper over the
difference in such a way that is both forwards and backwards
compatible.
---
 src/runner.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/runner.rs b/src/runner.rs
index 0267718..0aa96d2 100644
--- a/src/runner.rs
+++ b/src/runner.rs
@@ -168,7 +168,7 @@ fn render_data_test(desc: &DataTestDesc, rendered: &mut Vec<TestDescAndFn>) {
         };
 
         let testfn = match case.testfn {
-            DataTestFn::TestFn(testfn) => TestFn::DynTestFn(testfn),
+            DataTestFn::TestFn(testfn) => TestFn::DynTestFn(Box::new(|| testfn())),
             DataTestFn::BenchFn(benchfn) => TestFn::DynBenchFn(benchfn),
         };