/src/lib/parse/default_mini_parser_memory.e

 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class DEFAULT_MINI_PARSER_MEMORY
 5   --
 6   -- Default MINI_PARSER_BUFFER representation: the index itself.
 7   --
 8
 9inherit
10   MINI_PARSER_MEMORY
11
12feature {ANY}
13   memo (buffer: MINI_PARSER_BUFFER): INTEGER is
14      do
15         Result := buffer.current_index
16      end
17
18   restore (a_memo: like memo; buffer: MINI_PARSER_BUFFER) is
19      do
20         buffer.set_current_index(a_memo)
21      end
22
23   valid_memo (a_memo: like memo; buffer: MINI_PARSER_BUFFER): BOOLEAN is
24      do
25         Result := a_memo.in_range(buffer.lower, buffer.upper + 1)
26      end
27
28end -- class DEFAULT_MINI_PARSER_MEMORY
29--
30-- Copyright (c) 2009 by all the people cited in the AUTHORS file.
31--
32-- Permission is hereby granted, free of charge, to any person obtaining a copy
33-- of this software and associated documentation files (the "Software"), to deal
34-- in the Software without restriction, including without limitation the rights
35-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
36-- copies of the Software, and to permit persons to whom the Software is
37-- furnished to do so, subject to the following conditions:
38--
39-- The above copyright notice and this permission notice shall be included in
40-- all copies or substantial portions of the Software.
41--
42-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
43-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
44-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
45-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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48-- THE SOFTWARE.