Cleanup trailing whitespace

lib/output_compression/output_compression.rb

@@ -1,66 +1,66 @@
 # OutputCompression
-# Rails output compression filters 
-# 
-# Adds two classmethods to ActionController that can be used as after-filters: 
-# strip_whitespace and compress_output. 
-# If you use page-caching, you MUST specify the compress_output filter AFTER 
-# caches_page, otherwise the compressed data will be cached instead of the HTML 
-# 
-# class MyController < ApplicationController 
-#  after_filter :strip_whitespace 
-#  caches_page :index 
-#  after_filter :compress_output 
-# end 
+# Rails output compression filters
+#
+# Adds two classmethods to ActionController that can be used as after-filters:
+# strip_whitespace and compress_output.
+# If you use page-caching, you MUST specify the compress_output filter AFTER
+# caches_page, otherwise the compressed data will be cached instead of the HTML
+#
+# class MyController < ApplicationController
+#  after_filter :strip_whitespace
+#  caches_page :index
+#  after_filter :compress_output
+# end
 
-begin 
-  require 'zlib' 
-  require 'stringio' 
-  GZIP_SUPPORTED = true 
-rescue 
-  GZIP_SUPPORTED = false 
-end 
+begin
+  require 'zlib'
+  require 'stringio'
+  GZIP_SUPPORTED = true
+rescue
+  GZIP_SUPPORTED = false
+end
 
-module CompressionSystem 
-  def compress_output 
+module CompressionSystem
+  def compress_output
     return unless accepts_gzip?
-    output = StringIO.new 
-    def output.close 
-      # Zlib does a close. Bad Zlib... 
-      rewind 
-    end 
-    gz = Zlib::GzipWriter.new(output) 
-    gz.write(response.body) 
-    gz.close 
-    if output.length < response.body.length 
-      @old_response_body = response.body 
-      response.body = output.string 
-      response.headers['Content-encoding'] = @compression_encoding 
-    end 
-  end 
-  
-  def accepts_gzip? 
-    return false unless GZIP_SUPPORTED 
-    accepts = request.env['HTTP_ACCEPT_ENCODING'] 
-    return false unless accepts && accepts =~ /(x-gzip|gzip)/ 
-    @compression_encoding = $1 
-    true 
-  end
-  
-  def strip_whitespace
-    response.body.gsub!(/()|(.*?<\/script>)|()|()|\s+/m) do |m| 
-      if m =~ /^()(.*?)<\/script>$/m 
-        $1 + $2.strip.gsub(/\s+/, ' ').gsub('',"\n-->") + '' 
-      elsif m =~ /^$/m 
-        '' 
-      elsif m =~ /^<(textarea|pre)/ 
-        m 
-      else ' ' 
-      end 
+    output = StringIO.new
+    def output.close
+      # Zlib does a close. Bad Zlib...
+      rewind
     end
-    response.body.gsub! /\s+\s+/, '>' 
-  end 
-end 
+    gz = Zlib::GzipWriter.new(output)
+    gz.write(response.body)
+    gz.close
+    if output.length < response.body.length
+      @old_response_body = response.body
+      response.body = output.string
+      response.headers['Content-encoding'] = @compression_encoding
+    end
+  end
 
-class ActionController::Base 
-  include CompressionSystem 
-end
+  def accepts_gzip?
+    return false unless GZIP_SUPPORTED
+    accepts = request.env['HTTP_ACCEPT_ENCODING']
+    return false unless accepts && accepts =~ /(x-gzip|gzip)/
+    @compression_encoding = $1
+    true
+  end
+
+  def strip_whitespace
+    response.body.gsub!(/()|(.*?<\/script>)|()|()|\s+/m) do |m|
+      if m =~ /^()(.*?)<\/script>$/m
+        $1 + $2.strip.gsub(/\s+/, ' ').gsub('',"\n-->") + ''
+      elsif m =~ /^$/m
+        ''
+      elsif m =~ /^<(textarea|pre)/
+        m
+      else ' '
+      end
+    end
+    response.body.gsub! /\s+\s+/, '>'
+  end
+end
+
+class ActionController::Base
+  include CompressionSystem
+end