/src/tools/syntax/tree/liberty_ast_ensure.e

 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_AST_ENSURE
16
17inherit
18   LIBERTY_AST_LIST[LIBERTY_AST_ASSERTION]
19      redefine
20         possible_counts
21      end
22
23create {LIBERTY_NODE_FACTORY}
24   make
25
26feature {LIBERTY_AST_HANDLER}
27   ensure_then: LIBERTY_AST_ENSURE_THEN is
28      do
29         Result ::= nodes.first
30      end
31
32feature {ANY}
33   name: STRING is "Ensure"
34
35feature {}
36   possible_counts: SET[INTEGER] is
37      once
38         Result := {AVL_SET[INTEGER] << 0, 3 >> }
39      end
40
41end