/**
* 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 SchemeBoolValueImpl extends SchemeValueImpl {
private SchemeBoolValueImpl(boolean v) {
value = v;
}
public static SchemeBoolValueImpl valueOf(boolean b) {
if (b)
return TRUE;
else
return FALSE;
}
public boolean isBool() {
return true;
}
public boolean asBool() {
return value;
}
public String toString() {
if (value) return "#t";
else return "#f";
}
private final boolean value;
public static final SchemeBoolValueImpl TRUE = new SchemeBoolValueImpl(true);
public static final SchemeBoolValueImpl FALSE = new SchemeBoolValueImpl(false);
}