range works

.rvmrc

@@ -0,0 +1 @@
+rvm use 1.9.2@sugar-high --create

.travis.yml

@@ -1,6 +1,6 @@
 language: ruby
 rvm:
-  - 1.8.7
+  - 1.9.2
   - 1.9.3
 script: "rake"
 gemfile:

README.textile

@@ -16,6 +16,8 @@ h2. Update Aug 21, 2011
 
 Extracted *file_mutate* and *sweetloader* gems.
 
+Only tested for Ruby 1.9.2 and 1.9.3. Using *Travis CI*.
+
 h2. Sugar packs
 
 * alias

lib/sugar-high/range.rb

@@ -1,12 +1,26 @@
 class Range  
+  def intersection(other)  
+    raise ArgumentError, 'value must be a Range' unless other.kind_of?(Range)  
+
+    min, max = first, exclude_end? ? max : last  
+    other_min, other_max = other.first, other.exclude_end? ? other.max : other.last  
+
+    new_min = self === other_min ? other_min : other === min ? min : nil  
+    new_max = self === other_max ? other_max : other === max ? max : nil  
+
+    new_min && new_max ? new_min..new_max : nil  
+  end
+
   def intersect(other)  
     raise ArgumentError, 'value must be a Range' unless other.kind_of?(Range)  
 
     new_min = self.cover?(other.min) ? other.min : other.cover?(min) ? min : nil  
     new_max = self.cover?(other.max) ? other.max : other.cover?(max) ? max : nil  
 
     new_min && new_max ? new_min..new_max : nil  
+
+  rescue # if above doesn't work for ruby version
+    intersection(other)
   end  
-  alias_method :intersection, :intersect
-  alias_method :&, :intersection  
+  alias_method :&, :intersect
 end

lib/sugar-high/version.rb

@@ -1,3 +1,3 @@
 module SugarHigh
-  VERSION = '0.7.1'
+  VERSION = '0.7.2'
 end