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package org.archphantom.shenanigans.examples;
import java.util.ArrayList;
import java.util.Hashtable;
import org.archphantom.shenanigans.elements.Program;
import org.archphantom.shenanigans.elements.expressions.Expression;
import org.archphantom.shenanigans.elements.expressions.Variable;
import org.archphantom.shenanigans.elements.expressions.comparators.BoolGreater;
import org.archphantom.shenanigans.elements.expressions.operations.Multiplication;
import org.archphantom.shenanigans.elements.expressions.operations.Subtraction;
import org.archphantom.shenanigans.elements.expressions.statements.Assignment;
import org.archphantom.shenanigans.elements.expressions.statements.FunctionCall;
import org.archphantom.shenanigans.elements.expressions.statements.Group;
import org.archphantom.shenanigans.elements.expressions.statements.Print;
import org.archphantom.shenanigans.elements.expressions.statements.WhileLoop;
import org.archphantom.shenanigans.elements.values.Array;
import org.archphantom.shenanigans.elements.values.CharValue;
import org.archphantom.shenanigans.elements.values.Function;
import org.archphantom.shenanigans.elements.values.IntValue;
import org.archphantom.shenanigans.elements.values.Namespace;
import org.archphantom.shenanigans.elements.variables.VarTable;
public class FactorialZ {
public static void main (String[] args) {
ArrayList<Expression> list = new ArrayList<Expression>();
ArrayList<String> argnames = new ArrayList<String>();
argnames.add("n");
ArrayList<Expression> factorialz_expr_body = new ArrayList<Expression>();
factorialz_expr_body.add(new Assignment("res", new IntValue("1")));
ArrayList<Expression> loop_body = new ArrayList<Expression>();
loop_body.add(new Assignment("res", new Multiplication(new Variable("res"), new Variable("n"))));
loop_body.add(new Assignment("n", new Subtraction(new Variable("n"), new IntValue("1"))));
factorialz_expr_body.add(new WhileLoop(new BoolGreater(new Variable("n"), new IntValue("0")), new Group(loop_body)));
factorialz_expr_body.add(new Variable("res"));
Group factorialz_body = new Group(factorialz_expr_body);
Function factorialz = new Function(argnames, factorialz_body);
list.add(new Assignment("factorialz", factorialz));
ArrayList<Expression> arguments = new ArrayList<Expression>();
arguments.add(new IntValue("10"));
ArrayList<Expression> to_print = new ArrayList<Expression>();
to_print.add(new FunctionCall("factorialz", arguments));
to_print.add(new CharValue('\n'));
list.add(new Print(new Array(to_print)));
Group group = new Group(list);
Namespace main = new Namespace("main", group, new VarTable());
Hashtable<String, Namespace> namespaces = new Hashtable<String, Namespace>();
namespaces.put("main", main);
Program p = new Program(namespaces);
p.run();
}
}
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