From d464704f111d211c1f1ff9ef23ef1d755054be00 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 15 Aug 2007 19:08:43 +0000
Subject: add tag v1_8_5_54

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_54@12952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_5/lib/yaml/encoding.rb | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 ruby_1_8_5/lib/yaml/encoding.rb

(limited to 'ruby_1_8_5/lib/yaml/encoding.rb')

diff --git a/ruby_1_8_5/lib/yaml/encoding.rb b/ruby_1_8_5/lib/yaml/encoding.rb
new file mode 100644
index 0000000000..37f5cfda64
--- /dev/null
+++ b/ruby_1_8_5/lib/yaml/encoding.rb
@@ -0,0 +1,33 @@
+#
+# Handle Unicode-to-Internal conversion
+#
+
+module YAML
+
+	#
+	# Escape the string, condensing common escapes
+	#
+	def YAML.escape( value, skip = "" )
+		value.gsub( /\\/, "\\\\\\" ).
+              gsub( /"/, "\\\"" ).
+              gsub( /([\x00-\x1f])/ ) do |x|
+                 skip[x] || ESCAPES[ x.unpack("C")[0] ]
+             end
+	end
+
+	#
+	# Unescape the condenses escapes
+	#
+	def YAML.unescape( value )
+		value.gsub( /\\(?:([nevfbart\\])|0?x([0-9a-fA-F]{2})|u([0-9a-fA-F]{4}))/ ) { |x| 
+			if $3
+				["#$3".hex ].pack('U*')
+			elsif $2
+				[$2].pack( "H2" ) 
+			else
+				UNESCAPES[$1] 
+			end
+		}
+	end
+
+end
-- 
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