From cef5429f9373526ed1fe523bcbbbb42b5cf65ea9 Mon Sep 17 00:00:00 2001
From: Adam Vandenberg
Date: Tue, 28 Feb 2012 19:56:35 -0800
Subject: Use new Requirements code in Homebrew

---
 Library/Homebrew/exceptions.rb | 52 ++++--------------------------------------
 1 file changed, 5 insertions(+), 47 deletions(-)

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

diff --git a/Library/Homebrew/exceptions.rb b/Library/Homebrew/exceptions.rb
index df334582c..fd425cfc1 100644
--- a/Library/Homebrew/exceptions.rb
+++ b/Library/Homebrew/exceptions.rb
@@ -51,54 +51,12 @@ class FormulaInstallationAlreadyAttemptedError < Homebrew::InstallationError
   end
 end
 
-class UnsatisfiedExternalDependencyError < Homebrew::InstallationError
-  attr :type
+class UnsatisfiedRequirement < Homebrew::InstallationError
+  attr :dep
 
-  def initialize formula, type
-    @type = type
-    super formula, get_message(formula)
-  end
-
-  def get_message formula
-    <<-EOS.undent
-      Unsatisfied external dependency: #{formula}
-      Homebrew does not provide #{type.to_s.capitalize} dependencies, #{tool} does:
-        #{command_line} #{formula}
-      EOS
-  end
-
-  private
-
-  def tool
-    case type
-      when :python then 'easy_install'
-      when :ruby, :jruby, :rbx then 'rubygems'
-      when :perl then 'cpan'
-      when :node then 'npm'
-      when :chicken then 'chicken-install'
-      when :lua then "luarocks"
-    end
-  end
-
-  def command_line
-    case type
-      when :python
-        "easy_install"
-      when :ruby
-        "gem install"
-      when :perl
-        "cpan -i"
-      when :jruby
-        "jruby -S gem install"
-      when :rbx
-        "rbx gem install"
-      when :node
-        "npm install"
-      when :chicken
-        "chicken-install"
-      when :lua
-        "luarocks install"
-    end
+  def initialize formula, dep
+    @dep = dep
+    super formula, "An unsatisfied requirement failed this build."
   end
 end
 
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