From a591ab7bf26a93fad9f90e475dce217c56d010d5 Mon Sep 17 00:00:00 2001
From: schneems <richard.schneeman@gmail.com>
Date: Fri, 1 Jul 2016 12:12:57 -0500
Subject: [PATCH] Force Rack < 2.x when using Ruby < 2.2

---
 .travis.yml          | 1 +
 Gemfile              | 4 ++++
 gemfiles/Gemfile-1.9 | 1 +
 3 files changed, 6 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index aedaed80f..a40c519f4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,7 @@ rvm:
   - 2.0.0
   - 2.1
   - 2.2
+  - 2.3
 
 matrix:
   include:
diff --git a/Gemfile b/Gemfile
index 3be9c3cd8..fe3403d72 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,2 +1,6 @@
 source "https://rubygems.org"
 gemspec
+
+if Gem::Version.new(RUBY_VERSION) < Gem::Version.new("2.2")
+  gem 'rack', '< 2.0'
+end
diff --git a/gemfiles/Gemfile-1.9 b/gemfiles/Gemfile-1.9
index a51700c42..88062d504 100644
--- a/gemfiles/Gemfile-1.9
+++ b/gemfiles/Gemfile-1.9
@@ -1,3 +1,4 @@
 source "https://rubygems.org"
 gemspec path: '..'
 gem 'sass', '< 3.4'
+gem 'rack', '< 2.0'