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-rw-r--r--lib/coderay/helpers/gzip_simple.rb244
1 files changed, 122 insertions, 122 deletions
diff --git a/lib/coderay/helpers/gzip_simple.rb b/lib/coderay/helpers/gzip_simple.rb
index 28e7f1e..df4bcba 100644
--- a/lib/coderay/helpers/gzip_simple.rb
+++ b/lib/coderay/helpers/gzip_simple.rb
@@ -1,122 +1,122 @@
-# =GZip Simple
-#
-# A simplified interface to the gzip library +zlib+ (from the Ruby Standard Library.)
-#
-# Author: murphy (mail to murphy cYcnus de)
-#
-# Version: 0.2 (2005.may.28)
-#
-# ==Documentation
-#
-# See +GZip+ module and the +String+ extensions.
-#
-module GZip
-
- require 'zlib'
-
- # The default zipping level. 7 zips good and fast.
- DEFAULT_GZIP_LEVEL = 7
-
- # Unzips the given string +s+.
- #
- # Example:
- # require 'gzip_simple'
- # print GZip.gunzip(File.read('adresses.gz'))
- def GZip.gunzip s
- Zlib::Inflate.inflate s
- end
-
- # Zips the given string +s+.
- #
- # Example:
- # require 'gzip_simple'
- # File.open('adresses.gz', 'w') do |file
- # file.write GZip.gzip('Mum: 0123 456 789', 9)
- # end
- #
- # If you provide a +level+, you can control how strong
- # the string is compressed:
- # - 0: no compression, only convert to gzip format
- # - 1: compress fast
- # - 7: compress more, but still fast (default)
- # - 8: compress more, slower
- # - 9: compress best, very slow
- def GZip.gzip s, level = DEFAULT_GZIP_LEVEL
- Zlib::Deflate.new(level).deflate s, Zlib::FINISH
- end
-end
-
-# String extensions to use the GZip module.
-#
-# The methods gzip and gunzip provide an even more simple
-# interface to the ZLib:
-#
-# # create a big string
-# x = 'a' * 1000
-#
-# # zip it
-# x_gz = x.gzip
-#
-# # test the result
-# puts 'Zipped %d bytes to %d bytes.' % [x.size, x_gz.size]
-# #-> Zipped 1000 bytes to 19 bytes.
-#
-# # unzipping works
-# p x_gz.gunzip == x #-> true
-class String
- # Returns the string, unzipped.
- # See GZip.gunzip
- def gunzip
- GZip.gunzip self
- end
- # Replaces the string with its unzipped value.
- # See GZip.gunzip
- def gunzip!
- replace gunzip
- end
-
- # Returns the string, zipped.
- # +level+ is the gzip compression level, see GZip.gzip.
- def gzip level = GZip::DEFAULT_GZIP_LEVEL
- GZip.gzip self, level
- end
- # Replaces the string with its zipped value.
- # See GZip.gzip.
- def gzip!(*args)
- replace gzip(*args)
- end
-end
-
-if $0 == __FILE__
- eval DATA.read, nil, $0, __LINE__+4
-end
-
-__END__
-#CODE
-
-# Testing / Benchmark
-x = 'a' * 1000
-x_gz = x.gzip
-puts 'Zipped %d bytes to %d bytes.' % [x.size, x_gz.size] #-> Zipped 1000 bytes to 19 bytes.
-p x_gz.gunzip == x #-> true
-
-require 'benchmark'
-
-INFO = 'packed to %0.3f%%' # :nodoc:
-
-x = Array.new(100000) { rand(255).chr + 'aaaaaaaaa' + rand(255).chr }.join
-Benchmark.bm(10) do |bm|
- for level in 0..9
- bm.report "zip #{level}" do
- $x = x.gzip level
- end
- puts INFO % [100.0 * $x.size / x.size]
- end
- bm.report 'zip' do
- $x = x.gzip
- end
- puts INFO % [100.0 * $x.size / x.size]
- bm.report 'unzip' do
- $x.gunzip
- end
-end
+# =GZip Simple
+#
+# A simplified interface to the gzip library +zlib+ (from the Ruby Standard Library.)
+#
+# Author: murphy (mail to murphy cYcnus de)
+#
+# Version: 0.2 (2005.may.28)
+#
+# ==Documentation
+#
+# See +GZip+ module and the +String+ extensions.
+#
+module GZip
+
+ require 'zlib'
+
+ # The default zipping level. 7 zips good and fast.
+ DEFAULT_GZIP_LEVEL = 7
+
+ # Unzips the given string +s+.
+ #
+ # Example:
+ # require 'gzip_simple'
+ # print GZip.gunzip(File.read('adresses.gz'))
+ def GZip.gunzip s
+ Zlib::Inflate.inflate s
+ end
+
+ # Zips the given string +s+.
+ #
+ # Example:
+ # require 'gzip_simple'
+ # File.open('adresses.gz', 'w') do |file
+ # file.write GZip.gzip('Mum: 0123 456 789', 9)
+ # end
+ #
+ # If you provide a +level+, you can control how strong
+ # the string is compressed:
+ # - 0: no compression, only convert to gzip format
+ # - 1: compress fast
+ # - 7: compress more, but still fast (default)
+ # - 8: compress more, slower
+ # - 9: compress best, very slow
+ def GZip.gzip s, level = DEFAULT_GZIP_LEVEL
+ Zlib::Deflate.new(level).deflate s, Zlib::FINISH
+ end
+end
+
+# String extensions to use the GZip module.
+#
+# The methods gzip and gunzip provide an even more simple
+# interface to the ZLib:
+#
+# # create a big string
+# x = 'a' * 1000
+#
+# # zip it
+# x_gz = x.gzip
+#
+# # test the result
+# puts 'Zipped %d bytes to %d bytes.' % [x.size, x_gz.size]
+# #-> Zipped 1000 bytes to 19 bytes.
+#
+# # unzipping works
+# p x_gz.gunzip == x #-> true
+class String
+ # Returns the string, unzipped.
+ # See GZip.gunzip
+ def gunzip
+ GZip.gunzip self
+ end
+ # Replaces the string with its unzipped value.
+ # See GZip.gunzip
+ def gunzip!
+ replace gunzip
+ end
+
+ # Returns the string, zipped.
+ # +level+ is the gzip compression level, see GZip.gzip.
+ def gzip level = GZip::DEFAULT_GZIP_LEVEL
+ GZip.gzip self, level
+ end
+ # Replaces the string with its zipped value.
+ # See GZip.gzip.
+ def gzip!(*args)
+ replace gzip(*args)
+ end
+end
+
+if $0 == __FILE__
+ eval DATA.read, nil, $0, __LINE__+4
+end
+
+__END__
+#CODE
+
+# Testing / Benchmark
+x = 'a' * 1000
+x_gz = x.gzip
+puts 'Zipped %d bytes to %d bytes.' % [x.size, x_gz.size] #-> Zipped 1000 bytes to 19 bytes.
+p x_gz.gunzip == x #-> true
+
+require 'benchmark'
+
+INFO = 'packed to %0.3f%%' # :nodoc:
+
+x = Array.new(100000) { rand(255).chr + 'aaaaaaaaa' + rand(255).chr }.join
+Benchmark.bm(10) do |bm|
+ for level in 0..9
+ bm.report "zip #{level}" do
+ $x = x.gzip level
+ end
+ puts INFO % [100.0 * $x.size / x.size]
+ end
+ bm.report 'zip' do
+ $x = x.gzip
+ end
+ puts INFO % [100.0 * $x.size / x.size]
+ bm.report 'unzip' do
+ $x.gunzip
+ end
+end