From ea7a527a2ae7024a5cf2885dee8f7a5c21fedd5d Mon Sep 17 00:00:00 2001
From: ser <ser@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 10 Jun 2003 01:31:01 +0000
Subject: Initial revision

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3925 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rexml/comment.rb | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 lib/rexml/comment.rb

(limited to 'lib/rexml/comment.rb')

diff --git a/lib/rexml/comment.rb b/lib/rexml/comment.rb
new file mode 100644
index 0000000000..e439ddf9d8
--- /dev/null
+++ b/lib/rexml/comment.rb
@@ -0,0 +1,79 @@
+require "rexml/child"
+
+module REXML
+	##
+	# Represents an XML comment; that is, text between <!-- ... -->
+	class Comment < Child
+		include Comparable
+		START = "<!--"
+		STOP = "-->"
+
+		attr_accessor :string			# The content text
+
+		##
+		# Constructor.  The first argument can be one of three types:
+		# @param first If String, the contents of this comment are set to the 
+		# argument.  If Comment, the argument is duplicated.  If
+		# Source, the argument is scanned for a comment.
+		# @param second If the first argument is a Source, this argument 
+		# should be nil, not supplied, or a Parent to be set as the parent 
+		# of this object
+		def initialize( first, second = nil )
+			#puts "IN COMMENT CONSTRUCTOR; SECOND IS #{second.type}"
+			super(second)
+			if first.kind_of? String
+				@string = first
+			elsif first.kind_of? Comment
+				@string = first.string
+			end
+		end
+
+		def clone
+			Comment.new self
+		end
+
+		# output::
+		#   Where to write the string
+		# indent::
+		#   An integer.  If -1, no indenting will be used; otherwise, the
+		#   indentation will be this number of spaces, and children will be
+		#   indented an additional amount.
+		# transitive::
+		#   Who knows?
+		# ie_hack::
+		#   Internet Explorer is the worst piece of crap to have ever been
+		#   written, with the possible exception of Windows itself.  Since IE is
+		#   unable to parse proper XML, we have to provide a hack to generate XML
+		#   that IE's limited abilities can handle.  This hack inserts a space 
+		#   before the /> on empty tags.
+		#
+		def write( output, indent=-1, transitive=false, ie_hack=false )
+			indent( output, indent )
+			output << START
+			output << @string
+			output << STOP
+		end
+
+		alias :to_s :string
+
+		##
+		# Compares this Comment to another; the contents of the comment are used
+		# in the comparison.
+		def <=>(other)
+			other.to_s <=> @string
+		end
+
+		##
+		# Compares this Comment to another; the contents of the comment are used
+		# in the comparison.
+		def ==( other )
+			other.kind_of? Comment and
+			(other <=> self) == 0
+		end
+
+    def node_type
+      :comment
+    end
+	end
+end
+#vim:ts=2 sw=2 noexpandtab:
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