Test against multiple versions of Grape.

.travis.yml

@@ -1,8 +1,19 @@
+language: ruby
+
+sudo: false
+
 rvm:
-  - jruby-19mode
-  - 1.9.3
+  - 2.1.1
   - 2.0.0
-  - 2.1.2
+  - 1.9.3
   - rbx-2.2.10
+  - jruby-19mode
 
+env:
+  - GRAPE_VERSION=0.8.0
+  - GRAPE_VERSION=0.9.0
+  - GRAPE_VERSION=HEAD
 
+matrix:
+  allow_failures:
+    - env: GRAPE_VERSION=HEAD

CHANGELOG.md

@@ -3,6 +3,7 @@
 * [#91](https://github.com/tim-vandecasteele/grape-swagger/issues/91): Fixed empty field for group parameters' name with type hash or Array - [@dukedave](https://github.com/dukedave).
 * [#154](https://github.com/tim-vandecasteele/grape-swagger/pull/154): Allow classes for type declarations inside documentation - [@mrmargolis](https://github.com/mrmargolis).
 * [#162](https://github.com/tim-vandecasteele/grape-swagger/pull/162): Fix performance issue related to having a large number of models - [@elado](https://github.com/elado).
+* [#169](https://github.com/tim-vandecasteele/grape-swagger/pull/169): Test against multiple versions of Grape - [@dblock](https://github.com/dblock).
 * Your contribution here.
 
 ### 0.8.0 (August 30, 2014)

Gemfile

@@ -1,3 +1,11 @@
 source "http://rubygems.org"
 
 gemspec
+
+case version = ENV['GRAPE_VERSION'] || '~> 0.9.0'
+when 'HEAD'
+  gem 'grape', github: 'intridea/grape'
+else
+  gem 'grape', version
+end
+