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/src/tools/semantics/code/instructions/liberty_check_instruction.e

http://github.com/tybor/Liberty
Specman e | 69 lines | 46 code | 9 blank | 14 comment | 1 complexity | 6af1d7e4ed83f7f7160dc78653a9578d MD5 | raw file
 1-- This file is part of Liberty Eiffel.
 2--
 3-- Liberty Eiffel is free software: you can redistribute it and/or modify
 4-- it under the terms of the GNU General Public License as published by
 5-- the Free Software Foundation, version 3 of the License.
 6--
 7-- Liberty Eiffel is distributed in the hope that it will be useful,
 8-- but WITHOUT ANY WARRANTY; without even the implied warranty of
 9-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10-- GNU General Public License for more details.
11--
12-- You should have received a copy of the GNU General Public License
13-- along with Liberty Eiffel.  If not, see <http://www.gnu.org/licenses/>.
14--
15class LIBERTY_CHECK_INSTRUCTION
16
17inherit
18   LIBERTY_INSTRUCTION
19
20create {LIBERTY_BUILDER_TOOLS, LIBERTY_CHECK_INSTRUCTION}
21   make
22
23feature {ANY}
24   checks: LIBERTY_CHECK
25
26   specialized_in (a_type: LIBERTY_ACTUAL_TYPE): like Current is
27      local
28         c: like checks
29      do
30         c := checks.specialized_in(a_type)
31         if c = checks then
32            Result := Current
33         else
34            create Result.make(c, position)
35         end
36      end
37
38feature {LIBERTY_REACHABLE, LIBERTY_REACHABLE_COLLECTION_MARKER}
39   mark_reachable_code (mark: INTEGER) is
40      do
41         checks.mark_reachable_code(mark)
42      end
43
44feature {}
45   make (a_checks: like checks; a_position: like position) is
46      require
47         a_checks /= Void
48         a_position /= Void
49      do
50         checks := a_checks
51         position := a_position
52      ensure
53         checks = a_checks
54         position = a_position
55      end
56
57feature {ANY}
58   accept (v: VISITOR) is
59      local
60         v0: LIBERTY_CHECK_INSTRUCTION_VISITOR
61      do
62         v0 ::= v
63         v0.visit_liberty_check_instruction(Current)
64      end
65
66invariant
67   checks /= Void
68
69end