* lib/rexml/encoding.rb: untabify.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29648 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sat Oct 30 23:38:59 2010  Kouhei Sutou  <kou@cozmixng.org>
+
+	* lib/rexml/encoding.rb: untabify.
+
 Sat Oct 30 21:06:37 2010  Kouhei Sutou  <kou@cozmixng.org>
 
 	* lib/rexml/encoding.rb: use Ruby native encoding mechnism.

lib/rexml/encoding.rb

@@ -1,21 +1,20 @@
-# -*- mode: ruby; ruby-indent-level: 2; indent-tabs-mode: t; tab-width: 2 -*- vim: sw=2 ts=2
 module REXML
   module Encoding
     # ID ---> Encoding object
-		attr_reader :encoding
+    attr_reader :encoding
     def encoding=(encoding)
-			if encoding.is_a?(String)
+      if encoding.is_a?(String)
-				original_encoding = encoding
+        original_encoding = encoding
-				encoding = find_encoding(encoding)
+        encoding = find_encoding(encoding)
-				unless encoding
+        unless encoding
-					raise ArgumentError, "Bad encoding name #{original_encoding}"
+          raise ArgumentError, "Bad encoding name #{original_encoding}"
-				end
+        end
-			end
+      end
-			return false if defined?(@encoding) and encoding == @encoding
+      return false if defined?(@encoding) and encoding == @encoding
-			if encoding and encoding != ::Encoding::UTF_8
+      if encoding and encoding != ::Encoding::UTF_8
-				@encoding = encoding
+        @encoding = encoding
-			else
+      else
-				@encoding = ::Encoding::UTF_8
+        @encoding = ::Encoding::UTF_8
       end
       true
     end
@@ -24,44 +23,44 @@ module REXML
       # We have to recognize UTF-16, LSB UTF-16, and UTF-8
       if xml[0, 2] == "\xfe\xff"
         xml[0, 2] = ""
-				::Encoding::UTF_16BE
+        ::Encoding::UTF_16BE
       elsif xml[0, 2] == "\xff\xfe"
         xml[0, 2] = ""
-				::Encoding::UTF_16LE
+        ::Encoding::UTF_16LE
-			else
+      else
-				if /\A\s*<\?xml\s+version\s*=\s*(['"]).*?\1
+        if /\A\s*<\?xml\s+version\s*=\s*(['"]).*?\1
             \s+encoding\s*=\s*(["'])(.*?)\2/mx =~ xml
-					encoding_name = $3
+          encoding_name = $3
-					if /\Autf-16\z/i =~ encoding_name
+          if /\Autf-16\z/i =~ encoding_name
-						::Encoding::UTF_16BE
+            ::Encoding::UTF_16BE
-					else
+          else
-						find_encoding(encoding_name)
+            find_encoding(encoding_name)
-					end
+          end
-				else
+        else
-					::Encoding::UTF_8
+          ::Encoding::UTF_8
-				end
+        end
-			end
+      end
     end
 
-		def encode(string)
+    def encode(string)
-			string.encode(@encoding)
+      string.encode(@encoding)
-		end
+    end
 
-		def decode(string)
+    def decode(string)
-			string.encode(::Encoding::UTF_8, @encoding)
+      string.encode(::Encoding::UTF_8, @encoding)
-		end
+    end
 
-		private
+    private
-		def find_encoding(name)
+    def find_encoding(name)
-			case name
+      case name
-			when "UTF-16"
+      when "UTF-16"
-				name = "UTF-16BE"
+        name = "UTF-16BE"
-			when /\Ashift-jis\z/i
+      when /\Ashift-jis\z/i
-				name = "Shift_JIS"
+        name = "Shift_JIS"
-			when /\ACP-(\d+)\z/
+      when /\ACP-(\d+)\z/
-				name = "CP#{$1}"
+        name = "CP#{$1}"
-			end
+      end
-			::Encoding.find(name)
+      ::Encoding.find(name)
-		end
+    end
   end
 end