53 lines
1.6 KiB
Java
53 lines
1.6 KiB
Java
/**
|
|
* Serene (simple) - A PoC lisp to collect data on Serenes concepts
|
|
* Copyright (C) 2019-2020 Sameer Rahmani <lxsameer@gnu.org>
|
|
*
|
|
* This program 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; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301, USA.
|
|
*/
|
|
package serene.simple.builtin;
|
|
|
|
import java.util.List;
|
|
|
|
import serene.simple.IScope;
|
|
import serene.simple.SNumber;
|
|
import serene.simple.SereneException;
|
|
|
|
|
|
public class ObelusFn extends AFn {
|
|
public String fnName() {
|
|
return "/";
|
|
};
|
|
|
|
public Object eval(IScope scope) throws SereneException{
|
|
List<Object> args = this.arguments();
|
|
|
|
if (args.size() == 0) {
|
|
throw new SereneException(
|
|
"ArityError: You need 1 or more parameters for this functions.");
|
|
}
|
|
|
|
SNumber.IOps result = SNumber.createNumber(args.get(0));
|
|
|
|
try {
|
|
for(Object x: args.subList(1, args.size())) {
|
|
result = (SNumber.IOps) result.divide(x);
|
|
}
|
|
}
|
|
catch (IndexOutOfBoundsException e) {}
|
|
return result.value();
|
|
}
|
|
}
|