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/src/lib/parse/parse_error.e

http://github.com/tybor/Liberty
Specman e | 76 lines | 47 code | 6 blank | 23 comment | 3 complexity | f72feef2aaa33cc35fe9dce4219420fb MD5 | raw file
 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4class PARSE_ERROR
 5
 6create {ANY}
 7   make
 8
 9feature {ANY}
10   index: INTEGER
11   message: STRING
12   next: PARSE_ERROR
13
14feature {PARSE_ERROR}
15   set_next (a_next: like next)
16      require
17         a_next /= Void
18         a_next /= Current
19      do
20         if next = Void then
21            next := a_next
22         else
23            next.set_next(a_next)
24         end
25      ensure
26         last = a_next
27      end
28
29   last: PARSE_ERROR
30      do
31         if next = Void then
32            Result := Current
33         else
34            Result := next.last
35         end
36      ensure
37         Result /= Void
38      end
39
40feature {}
41   make (a_index: like index; a_message: like message; a_previous: PARSE_ERROR)
42      require
43         a_message /= Void
44      do
45         index := a_index
46         message := a_message
47         if a_previous /= Void then
48            a_previous.set_next(Current)
49         end
50      ensure
51         index = a_index
52         message = a_message
53         a_previous /= Void implies a_previous.last = Current
54      end
55
56end -- class PARSE_ERROR
57--
58-- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
59--
60-- Permission is hereby granted, free of charge, to any person obtaining a copy
61-- of this software and associated documentation files (the "Software"), to deal
62-- in the Software without restriction, including without limitation the rights
63-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
64-- copies of the Software, and to permit persons to whom the Software is
65-- furnished to do so, subject to the following conditions:
66--
67-- The above copyright notice and this permission notice shall be included in
68-- all copies or substantial portions of the Software.
69--
70-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
71-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
72-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
73-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
74-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
75-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
76-- THE SOFTWARE.