/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package scheme.old;
class SchemeDefinitionImpl implements SchemeDefinition {
public SchemeDefinitionImpl(String n, SchemeExpression b) {
name = n;
body = b;
}
public void declare(SchemeEnvironment env) {
env.add(name, null);
}
public void define(SchemeEnvironment env) throws SchemeException {
env.set(name, body.evaluate(env));
}
private final String name;
private final SchemeExpression body;
}