1 # Copyright 2007-2010 Wincent Colaiuta. All rights reserved.
2 # Redistribution and use in source and binary forms, with or without
3 # modification, are permitted provided that the following conditions are met:
5 # 1. Redistributions of source code must retain the above copyright notice,
6 # this list of conditions and the following disclaimer.
7 # 2. Redistributions in binary form must reproduce the above copyright notice,
8 # this list of conditions and the following disclaimer in the documentation
9 # and/or other materials provided with the distribution.
11 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
12 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
13 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
14 # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
15 # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
16 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
17 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
18 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
19 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
20 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
21 # POSSIBILITY OF SUCH DAMAGE.
26 class ParseError < Exception
27 include Walrat::LocationTracking
29 # Takes an optional hash (for packing extra info into exception).
30 # position in string (irrespective of line number, column number)
31 # line number, column number
33 def initialize message, info = {}
35 self.line_start = info[:line_start]
36 self.column_start = info[:column_start]
37 self.line_end = info[:line_end]
38 self.column_end = info[:column_end]
42 # TODO: also return filename if available
43 '#<%s: %s @line_end=%d, @column_end=%d>' %
44 [ self.class.to_s, self.to_s, self.line_end, self.column_end ]
46 end # class ParseError