From df37aff014d06302ca615834b6ec9a48ec5f3bfc Mon Sep 17 00:00:00 2001
From: Jeff Burdges <burdges@gnunet.org>
Date: Tue, 4 Dec 2018 17:19:36 +0100
Subject: [PATCH 1/2] Add Default for ThreadRng

---
 src/rngs/thread.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/rngs/thread.rs b/src/rngs/thread.rs
index ff772e3989c..16940ec1e2d 100644
--- a/src/rngs/thread.rs
+++ b/src/rngs/thread.rs
@@ -99,6 +99,12 @@ pub fn thread_rng() -> ThreadRng {
     ThreadRng { rng: THREAD_RNG_KEY.with(|t| t.get()) }
 }
 
+impl Default for ThreadRng {
+    fn default() -> ThreadRng {
+        ::prelude::thread_rng()
+    }
+}
+
 impl RngCore for ThreadRng {
     #[inline(always)]
     fn next_u32(&mut self) -> u32 {

From 57c54bb19aa916825e9304adf914665b4513477b Mon Sep 17 00:00:00 2001
From: Jeff Burdges <burdges@gnunet.org>
Date: Wed, 5 Dec 2018 03:19:16 +0100
Subject: [PATCH 2/2] Requested comment

---
 src/rngs/thread.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/rngs/thread.rs b/src/rngs/thread.rs
index 16940ec1e2d..be77ddfa99e 100644
--- a/src/rngs/thread.rs
+++ b/src/rngs/thread.rs
@@ -87,10 +87,11 @@ thread_local!(
     }
 );
 
-/// Retrieve the lazily-initialized thread-local random number
-/// generator, seeded by the system. Intended to be used in method
-/// chaining style, e.g. `thread_rng().gen::<i32>()`, or cached locally, e.g.
-/// `let mut rng = thread_rng();`.
+/// Retrieve the lazily-initialized thread-local random number generator,
+/// seeded by the system. Intended to be used in method chaining style,
+/// e.g. `thread_rng().gen::<i32>()`, or cached locally, e.g.
+/// `let mut rng = thread_rng();`.  Invoked by the `Default` trait, making
+/// `ThreadRng::default()` equivelent.
 ///
 /// For more information see [`ThreadRng`].
 ///