From 6175ca03be6d0d51359f9017123708987d0f5eb7 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 15 Aug 2007 23:23:39 +0000
Subject: add tag v1_8_5_91

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_91@13046 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_5/lib/rexml/parseexception.rb | 51 ++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 ruby_1_8_5/lib/rexml/parseexception.rb

(limited to 'ruby_1_8_5/lib/rexml/parseexception.rb')

diff --git a/ruby_1_8_5/lib/rexml/parseexception.rb b/ruby_1_8_5/lib/rexml/parseexception.rb
new file mode 100644
index 0000000000..feb7a7e638
--- /dev/null
+++ b/ruby_1_8_5/lib/rexml/parseexception.rb
@@ -0,0 +1,51 @@
+module REXML
+  class ParseException < RuntimeError
+    attr_accessor :source, :parser, :continued_exception
+
+    def initialize( message, source=nil, parser=nil, exception=nil )
+      super(message)
+      @source = source
+      @parser = parser
+      @continued_exception = exception
+    end
+
+    def to_s
+      # Quote the original exception, if there was one
+      if @continued_exception
+        err = @continued_exception.inspect
+        err << "\n"
+        err << @continued_exception.backtrace.join("\n")
+        err << "\n...\n"
+      else
+        err = ""
+      end
+
+      # Get the stack trace and error message
+      err << super
+
+      # Add contextual information
+      if @source
+        err << "\nLine: #{line}\n"
+        err << "Position: #{position}\n"
+        err << "Last 80 unconsumed characters:\n"
+        err << @source.buffer[0..80].gsub(/\n/, ' ')
+      end
+      
+      err
+    end
+
+    def position
+      @source.current_line[0] if @source and defined? @source.current_line and
+      @source.current_line
+    end
+
+    def line
+      @source.current_line[2] if @source and defined? @source.current_line and 
+      @source.current_line
+    end
+
+    def context
+      @source.current_line
+    end
+  end  
+end
-- 
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