Remove unnecessary rack dependency

.fixtures.yml

@@ -9,6 +9,3 @@ fixtures:
     bundler:
       repo: 'git://github.com/puppetlabs-operations/puppet-bundler.git'
       ref: 'a7eba21a471016123effe728c2db3602feaffb13'
-    rack:
-      repo: 'git://github.com/puppetlabs-operations/puppet-rack.git'
-      ref: '19f1e613a82d0aa1fbbf6b3b1ff874cf0fdbd707'

REFERENCE.md

@@ -48,6 +48,9 @@ The following parameters are available in the `unicorn` class:
 * [`manage_package`](#manage_package)
 * [`ensure`](#ensure)
 * [`provider`](#provider)
+* [`manage_rack`](#manage_rack)
+* [`rack_ensure`](#rack_ensure)
+* [`rack_provider`](#rack_provider)
 
 ##### <a name="export_home"></a>`export_home`
 
@@ -81,6 +84,30 @@ The provider used to ensure the unicorn package.
 
 Default value: `'gem'`
 
+##### <a name="manage_rack"></a>`manage_rack`
+
+Data type: `Any`
+
+Whether to manage the rack package.
+
+Default value: ``true``
+
+##### <a name="rack_ensure"></a>`rack_ensure`
+
+Data type: `Any`
+
+State to ensure the rack package.
+
+Default value: `'present'`
+
+##### <a name="rack_provider"></a>`rack_provider`
+
+Data type: `Any`
+
+The provider used to ensure the rack package.
+
+Default value: `'gem'`
+
 ### <a name="unicornparams"></a>`unicorn::params`
 
 Params class with default values.

manifests/init.pp

@@ -23,20 +23,35 @@
 # @param ensure State to ensure the unicorn package.
 #
 # @param provider The provider used to ensure the unicorn package.
+#
+# @param manage_rack Whether to manage the rack package.
+#
+# @param rack_ensure State to ensure the rack package.
+#
+# @param rack_provider The provider used to ensure the rack package.
 class unicorn (
   $export_home = undef,
   $manage_package = true,
   $ensure   = 'present',
   $provider = 'gem',
+  $manage_rack = true,
+  $rack_ensure = 'present',
+  $rack_provider = 'gem',
 ) {
   if $manage_package {
     # The unicorn gem has prerequisites that requires building native extensions.
     require ruby::dev
-    include rack
 
     package { 'unicorn':
       ensure   => $ensure,
       provider => $provider,
     }
   }
+
+  if $manage_rack {
+    package { 'rack':
+      ensure   => $rack_ensure,
+      provider => $rack_provider,
+    }
+  }
 }

metadata.json

@@ -16,10 +16,6 @@
       "name": "ploperations/bundler",
       "version_requirement": ">= 0.0.1 < 2.0.0"
     },
-    {
-      "name": "ploperations/rack",
-      "version_requirement": ">= 0.0.1 < 1.0.0"
-    },
     {
       "name": "puppetlabs/ruby",
       "version_requirement": ">= 0.1.0 < 2.0.0"