From c38b4b601da4ae3c9c13b05fc5161035d850551e Mon Sep 17 00:00:00 2001
From: Josh Stone <cuviper@gmail.com>
Date: Tue, 16 Apr 2019 14:30:46 -0700
Subject: [PATCH 1/2] cargo fmt

---
 src/lib.rs  | 34 ++++++++--------------------------
 src/sign.rs |  6 +-----
 2 files changed, 9 insertions(+), 31 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 5a25bab..172e714 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -90,13 +90,12 @@ pub trait NumOps<Rhs = Self, Output = Self>:
 {
 }
 
-impl<T, Rhs, Output> NumOps<Rhs, Output> for T
-where
+impl<T, Rhs, Output> NumOps<Rhs, Output> for T where
     T: Add<Rhs, Output = Output>
         + Sub<Rhs, Output = Output>
         + Mul<Rhs, Output = Output>
         + Div<Rhs, Output = Output>
-        + Rem<Rhs, Output = Output>,
+        + Rem<Rhs, Output = Output>
 {
 }
 
@@ -105,22 +104,14 @@ where
 ///
 /// This is automatically implemented for types which implement the operators.
 pub trait NumRef: Num + for<'r> NumOps<&'r Self> {}
-impl<T> NumRef for T
-where
-    T: Num + for<'r> NumOps<&'r T>,
-{
-}
+impl<T> NumRef for T where T: Num + for<'r> NumOps<&'r T> {}
 
 /// The trait for references which implement numeric operations, taking the
 /// second operand either by value or by reference.
 ///
 /// This is automatically implemented for types which implement the operators.
 pub trait RefNum<Base>: NumOps<Base, Base> + for<'r> NumOps<&'r Base, Base> {}
-impl<T, Base> RefNum<Base> for T
-where
-    T: NumOps<Base, Base> + for<'r> NumOps<&'r Base, Base>,
-{
-}
+impl<T, Base> RefNum<Base> for T where T: NumOps<Base, Base> + for<'r> NumOps<&'r Base, Base> {}
 
 /// The trait for types implementing numeric assignment operators (like `+=`).
 ///
@@ -130,9 +121,8 @@ pub trait NumAssignOps<Rhs = Self>:
 {
 }
 
-impl<T, Rhs> NumAssignOps<Rhs> for T
-where
-    T: AddAssign<Rhs> + SubAssign<Rhs> + MulAssign<Rhs> + DivAssign<Rhs> + RemAssign<Rhs>,
+impl<T, Rhs> NumAssignOps<Rhs> for T where
+    T: AddAssign<Rhs> + SubAssign<Rhs> + MulAssign<Rhs> + DivAssign<Rhs> + RemAssign<Rhs>
 {
 }
 
@@ -140,22 +130,14 @@ where
 ///
 /// This is automatically implemented for types which implement the operators.
 pub trait NumAssign: Num + NumAssignOps {}
-impl<T> NumAssign for T
-where
-    T: Num + NumAssignOps,
-{
-}
+impl<T> NumAssign for T where T: Num + NumAssignOps {}
 
 /// The trait for `NumAssign` types which also implement assignment operations
 /// taking the second operand by reference.
 ///
 /// This is automatically implemented for types which implement the operators.
 pub trait NumAssignRef: NumAssign + for<'r> NumAssignOps<&'r Self> {}
-impl<T> NumAssignRef for T
-where
-    T: NumAssign + for<'r> NumAssignOps<&'r T>,
-{
-}
+impl<T> NumAssignRef for T where T: NumAssign + for<'r> NumAssignOps<&'r T> {}
 
 macro_rules! int_trait_impl {
     ($name:ident for $($t:ty)*) => ($(
diff --git a/src/sign.rs b/src/sign.rs
index cb1d9fb..26d44c5 100644
--- a/src/sign.rs
+++ b/src/sign.rs
@@ -206,11 +206,7 @@ empty_trait_impl!(Unsigned for usize u8 u16 u32 u64);
 #[cfg(has_i128)]
 empty_trait_impl!(Unsigned for u128);
 
-impl<T: Unsigned> Unsigned for Wrapping<T>
-where
-    Wrapping<T>: Num,
-{
-}
+impl<T: Unsigned> Unsigned for Wrapping<T> where Wrapping<T>: Num {}
 
 #[test]
 fn unsigned_wrapping_is_unsigned() {

From a1688f69912c357a882f1aea1ca84afb932a7b3c Mon Sep 17 00:00:00 2001
From: Josh Stone <cuviper@gmail.com>
Date: Tue, 16 Apr 2019 14:32:21 -0700
Subject: [PATCH 2/2] Check formatting in CI

---
 .travis.yml | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 6c498f4..4c8c375 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,15 +1,25 @@
 language: rust
+sudo: false
 rust:
   - 1.8.0
   - 1.15.0
   - 1.20.0
+  - 1.26.0 # has_i128
+  - 1.31.0 # 2018!
   - stable
   - beta
   - nightly
-sudo: false
 script:
   - cargo build --verbose
   - ./ci/test_full.sh
+matrix:
+  include:
+    - name: "rustfmt"
+      rust: 1.31.0
+      before_script:
+        - rustup component add rustfmt
+      script:
+        - cargo fmt --all -- --check
 notifications:
   email:
     on_success: never