spec/spec_helper.rb in io_shuten-0.0.1.dev5 vs spec/spec_helper.rb in io_shuten-0.0.3.dev1

@@ -4,29 +4,33 @@
 $LOAD_PATH.unshift File.expand_path("../../lib", __FILE__)
 require "io_shuten"
 
 ### MONKEY PATCH raise
 
+RUBY_ENGINE = '(no engine)' unless defined? RUBY_ENGINE
+
 # usage: raise my_instance
 #        raise :foo
 #        raise anything_else_which_is_an_object
 #        raise foo.bar.baz
 
-class Module
-  def alias_method_chain( target, feature )
-    alias_method "#{target}_without_#{feature}", target
-    alias_method target, "#{target}_with_#{feature}"
+unless RUBY_ENGINE == 'rbx' && RUBY_VERSION =~ /^1\.9\./
+  class Module
+    def alias_method_chain( target, feature )
+      alias_method "#{target}_without_#{feature}", target
+      alias_method target, "#{target}_with_#{feature}"
+    end
   end
-end
 
-class Object
-  def raise_with_helpfulness(*args)
-    raise_without_helpfulness(*args)
-  rescue TypeError => e
-    raise_without_helpfulness args.first.inspect if ['exception class/object expected', 'exception object expected'].include?(e.to_s)
-    raise_without_helpfulness e
+  class Object
+    def raise_with_helpfulness(*args)
+      raise_without_helpfulness(*args)
+    rescue TypeError => e
+      raise_without_helpfulness args.first.inspect if ['exception class/object expected', 'exception object expected'].include?(e.to_s)
+      raise_without_helpfulness e
+    end
+    alias_method_chain :raise, :helpfulness
   end
-  alias_method_chain :raise, :helpfulness
 end
 
 ### Custom Matchers
 
 require 'rspec/expectations'