update require for lib/../version

lib/writeexcel.rb

@@ -10,12 +10,13 @@
 # original written in Perl by John McNamara
 # converted to Ruby by Hideo Nakamura, cxn03651@msj.biglobe.ne.jp
 #
+require 'writeexcel/version'
 require 'writeexcel/biffwriter'
 require 'writeexcel/olewriter'
 require 'writeexcel/formula'
 require 'writeexcel/format'
-require 'writeexcel/worksheet'
-require "writeexcel/workbook"
+require 'writeexcel/worksheets'
+require 'writeexcel/workbook'
 require 'writeexcel/chart'
 require 'writeexcel/charts/area'
 require 'writeexcel/charts/bar'

lib/writeexcel/version.rb

@@ -1,5 +1,3 @@
-require 'writeexcel'
-
-class WriteExcel < Workbook
+module Writeexcel
   VERSION = "1.0.6"
 end

lib/writeexcel/workbook.rb

@@ -14,20 +14,9 @@
 #
 require 'nkf'
 require 'forwardable'
-require 'writeexcel/biffwriter'
-require 'writeexcel/worksheet'
-require 'writeexcel/chart'
-require 'writeexcel/format'
-require 'writeexcel/formula'
-require 'writeexcel/olewriter'
-require 'writeexcel/storage_lite'
-require 'writeexcel/compatibility'
 require 'writeexcel/shared_string_table'
-require 'writeexcel/worksheets'
 
 class Workbook < BIFFWriter
-  require 'writeexcel/properties'
-  require 'writeexcel/helper'
 
   extend Forwardable
 

lib/writeexcel/worksheets.rb

@@ -1,6 +1,4 @@
 class Workbook < BIFFWriter
-  require 'writeexcel/properties'
-  require 'writeexcel/helper'
 
   class Worksheets < Array
     attr_accessor :activesheet

writeexcel.gemspec

@@ -5,7 +5,7 @@ require 'writeexcel/version'
 
 Gem::Specification.new do |gem|
   gem.name          = "writeexcel"
-  gem.version       = WriteExcel::VERSION
+  gem.version       = Writeexcel::VERSION
   gem.authors       = ["Hideo NAKAMURA"]
   gem.email         = ["nakamura.hideo@gmail.com"]
   gem.description   = "Multiple worksheets can be added to a workbook and formatting can be applied to cells. Text, numbers, formulas, hyperlinks and images can be written to the cells."