/src/tools/syntax/tree/liberty_ast_signature.e
http://github.com/tybor/Liberty · Specman e · 73 lines · 48 code · 11 blank · 14 comment · 1 complexity · ecd8e5649add74254442161a72f764db MD5 · raw file
- -- This file is part of Liberty Eiffel.
- --
- -- Liberty Eiffel is free software: you can redistribute it and/or modify
- -- it under the terms of the GNU General Public License as published by
- -- the Free Software Foundation, version 3 of the License.
- --
- -- Liberty Eiffel is distributed in the hope that it will be useful,
- -- but WITHOUT ANY WARRANTY; without even the implied warranty of
- -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- -- GNU General Public License for more details.
- --
- -- You should have received a copy of the GNU General Public License
- -- along with Liberty Eiffel. If not, see <http://www.gnu.org/licenses/>.
- --
- class LIBERTY_AST_SIGNATURE
- inherit
- LIBERTY_AST_NON_TERMINAL_NODE
- create {LIBERTY_NODE_FACTORY}
- make
- feature {LIBERTY_AST_HANDLER}
- feature_names: EIFFEL_LIST_NODE is
- do
- Result ::= nodes.item(0)
- end
- has_result_type: BOOLEAN is
- do
- Result := count = 3 or else count = 6
- check
- Result implies nodes.last.name.is_equal(once "Type_Definition")
- end
- end
- result_type: LIBERTY_AST_TYPE_DEFINITION is
- require
- has_result_type
- do
- Result ::= nodes.last
- end
- has_parameters: BOOLEAN is
- do
- Result := count >= 4
- check
- Result implies nodes.item(2).name.is_equal(once "Declaration*")
- end
- end
- parameters: EIFFEL_LIST_NODE is
- require
- has_parameters
- do
- Result ::= nodes.item(2)
- end
- feature {ANY}
- count: INTEGER is
- do
- Result := nodes.count
- end
- name: STRING is "Signature"
- feature {}
- possible_counts: SET[INTEGER] is
- once
- Result := {AVL_SET[INTEGER] << 1, 3, 4, 6 >> }
- end
- end