From 0ac11f802614d87fbb93842b2150b75079d9ab0c Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Thu, 1 May 2014 17:18:44 +0100
Subject: [PATCH] bottle_version: parse disco bottle versions.

---
 Library/Homebrew/bottle_version.rb            | 4 ++++
 Library/Homebrew/test/test_bottle_versions.rb | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/Library/Homebrew/bottle_version.rb b/Library/Homebrew/bottle_version.rb
index 6d270db033..bf1b0a1e18 100644
--- a/Library/Homebrew/bottle_version.rb
+++ b/Library/Homebrew/bottle_version.rb
@@ -21,6 +21,10 @@ class BottleVersion < Version
     m = /-(\d+\.(\d)+(p(\d)+)?)/.match(stem)
     return m.captures.first unless m.nil?
 
+    # e.g. 0_5_0 from disco-0_5_0.mavericks.bottle.tar.gz
+    m = /-(\d+_\d+(_\d+)+)/.match(stem)
+    return m.captures.first unless m.nil?
+
     super
   end
 end
diff --git a/Library/Homebrew/test/test_bottle_versions.rb b/Library/Homebrew/test/test_bottle_versions.rb
index 01db32d6ff..3346a094e6 100644
--- a/Library/Homebrew/test/test_bottle_versions.rb
+++ b/Library/Homebrew/test/test_bottle_versions.rb
@@ -35,4 +35,9 @@ class BottleVersionParsingTests < Test::Unit::TestCase
     assert_version_detected '1.6.39',
       '/usr/local/pazpar2-1.6.39.mavericks.bottle.tar.gz'
   end
+
+  def test_disco_style
+    assert_version_detected '0_5_0',
+      '/usr/local/disco-0_5_0.mavericks.bottle.tar.gz'
+  end
 end