From db65799f4aef435eee446596e55cd7b0977fa97d Mon Sep 17 00:00:00 2001
From: Brian Warner <warner@lothar.com>
Date: Fri, 25 May 2018 12:17:08 -0700
Subject: travis: add rustfmt, ignore WIP-* branches

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

diff --git a/.travis.yml b/.travis.yml
index 3ab58db..3998753 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,18 @@ os:
   - linux
   - osx
 
+branches:
+  except:
+    - /^WIP-.*$/
+
 matrix:
+  include:
+    - rust: 1.26.0 # lock down for consistent rustfmt behavior
+      env: RUSTFMT
+      install:
+        - rustup component add rustfmt-preview
+      script:
+        - cargo fmt -- --write-mode=diff
   allow_failures:
     - rust: nightly
 
-- 
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