From 0225f07ebadad87d3286c65ae705e5c78e34cb20 Mon Sep 17 00:00:00 2001
From: Adam Vandenberg
Date: Fri, 12 Nov 2010 20:59:53 -0800
Subject: Move some exceptions

---
 Library/Homebrew/exceptions.rb | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'Library/Homebrew/exceptions.rb')

diff --git a/Library/Homebrew/exceptions.rb b/Library/Homebrew/exceptions.rb
index 73cda01e5..66ae2b294 100644
--- a/Library/Homebrew/exceptions.rb
+++ b/Library/Homebrew/exceptions.rb
@@ -1,9 +1,30 @@
+class UsageError <RuntimeError; end
+class FormulaUnspecifiedError <UsageError; end
+class KegUnspecifiedError <UsageError; end
 
-class NotAKegError < RuntimeError
+class MultipleVersionsInstalledError <RuntimeError
+  attr :name
+
+  def initialize name
+    @name = name
+    super "#{name} has multiple installed versions"
+  end
+end
+
+class NotAKegError < RuntimeError; end
+
+class NoSuchKegError <RuntimeError
+  attr :name
+
+  def initialize name
+    @name = name
+    super "No such keg: #{HOMEBREW_CELLAR}/#{name}"
+  end
 end
 
 class FormulaUnavailableError < RuntimeError
   attr :name
+
   def initialize name
     @name = name
     super "No available formula for #{name}"
@@ -13,6 +34,7 @@ end
 module Homebrew
   class InstallationError < RuntimeError
     attr :formula
+
     def initialize formula
       @formula = formula
     end
-- 
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