diff options
author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-29 04:06:12 +0000 |
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committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-29 04:06:12 +0000 |
commit | 11dbedfaad4a9a9521ece2198a8dc491678b1902 (patch) | |
tree | 4806dc0ff0c3827ecc40921838c4507340cfdb3a /ruby_1_8_6/lib/rexml/parseexception.rb | |
parent | 29e8d8b439b34c2a394407dc598fc01d14be0c20 (diff) |
add tag v1_8_6_5001v1_8_6_5001
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_6_5001@13304 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_8_6/lib/rexml/parseexception.rb')
-rw-r--r-- | ruby_1_8_6/lib/rexml/parseexception.rb | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/ruby_1_8_6/lib/rexml/parseexception.rb b/ruby_1_8_6/lib/rexml/parseexception.rb new file mode 100644 index 0000000000..feb7a7e638 --- /dev/null +++ b/ruby_1_8_6/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 |