Fixup for ruby 1.8 and 1.9

.travis.yml

@@ -0,0 +1,7 @@
+language: ruby
+rvm:
+  - 1.8.7
+  - 1.9.3
+  - jruby-18mode
+  - jruby-19mode
+script: bundle exec rake

Gemfile

@@ -1,4 +1,9 @@
 source "http://rubygems.org"
 
+# Specify your gem's dependencies in test.gemspec
 gemspec
+
+
 gem 'rcov', :platform => :mri_18
+gem 'simplecov', :platform => :mri_19
+gem 'simplecov-rcov', :platform => :mri_19

lib/pairtree/identifier.rb

@@ -1,7 +1,7 @@
 module Pairtree
   class Identifier
-    ENCODE_REGEX = Regexp.compile("[\"*+,<=>?\\\\^|]|[^\x21-\x7e]", nil, 'u')
-    DECODE_REGEX = Regexp.compile("\\^(..)", nil, 'u')
+    ENCODE_REGEX = Regexp.compile("[\"*+,<=>?\\\\^|]|[^\x21-\x7e]", nil)
+    DECODE_REGEX = Regexp.compile("\\^(..)", nil)
 
     ##
     # Encode special characters within an identifier
@@ -21,7 +21,7 @@ def self.decode id
     # Convert a character to its pairtree hexidecimal representation
     # @param [Char] c The character to convert
     def self.char2hex c
-      c.unpack('H*')[0].scan(/../).map { |x| "^#{x}"}
+      c.unpack('H*')[0].scan(/../).map { |x| "^#{x}"}.join('')
     end
 
     ##

pairtree.gemspec

@@ -16,9 +16,8 @@ Gem::Specification.new do |s|
   s.require_paths    = ["lib"]
 
 
-  s.add_development_dependency "bundler", "~> 1.0.0"
+  s.add_development_dependency "bundler"
   s.add_development_dependency "rspec", ">= 2.0"
   s.add_development_dependency "yard"
-  s.add_development_dependency "RedCloth"
 end
 

spec/pairtree/pairtree_encoding_spec.rb

@@ -1,4 +1,5 @@
-require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
+# encoding: utf-8
+require 'spec_helper'
 require 'pairtree'
 
 describe "Pairtree encoding" do
@@ -12,7 +13,7 @@ def roundtrip(id, expected_encoded=nil, expected_path=nil)
       path = Pairtree::Path.id_to_path(id)
       path.should == expected_path
     end
-    Pairtree::Identifier.decode(encoded).should == id
+    Pairtree::Identifier.decode(encoded).force_encoding("UTF-8").should == id
   end
 
   it "should handle a" do

spec/spec_helper.rb

@@ -5,6 +5,13 @@
 require 'rspec'
 require 'rspec/autorun'
 
+if ENV['COVERAGE'] and RUBY_VERSION =~ /^1.9/
+  require 'simplecov'
+  SimpleCov.start
+end
+
+require 'pairtree'
+
 RSpec.configure do |config|
 
 end