BlockStmnt.java

package jp.ac.aiit.jointry.services.lang.ast;

import java.util.List;
import jp.ac.aiit.jointry.services.lang.parser.Environment;

public class BlockStmnt extends ASTList {

    public BlockStmnt(List<ASTree> c) {
        super(c);
    }

    public Object eval(Environment env) {
        Object result = 0;
        for (ASTree t : this) {
            if (!(t instanceof NullStmnt)) {
                result = ((ASTree) t).eval(env);

                if (result instanceof BreakStmnt || result instanceof ContinueStmnt) {
                    break;
                }
            }
        }
        return result;
    }
}