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authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/rexml/parseexception.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/rexml/parseexception.rb')
-rw-r--r--jni/ruby/lib/rexml/parseexception.rb51
1 files changed, 51 insertions, 0 deletions
diff --git a/jni/ruby/lib/rexml/parseexception.rb b/jni/ruby/lib/rexml/parseexception.rb
new file mode 100644
index 0000000..0c4d55a
--- /dev/null
+++ b/jni/ruby/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].force_encoding("ASCII-8BIT").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