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def to_s # Quote the original exception, if there was one if @continued_exception err = @continued_exception.message err << "\n" err << @continued_exception.backtrace[0..3].join("\n") err << "\n...\n" else err = "" end # Get the stack trace and error message err << super # Add contextual information err << "\nat about line #{@source.current_line}:\n#{@source.buffer[0..80].gsub(/\n/, ' ')}\n" if @source # Information about the path of the element the error occurred in if @element path = @element.expanded_name path = "TAG MISSING ERROR" unless path parent = @element.parent while parent and not parent.type == "Document" path = parent.expanded_name + "/" + path parent = parent.parent end err << "in element #{path}\n" end err end