Method eval

src/chap14/ToJava.java:288–298

(Environment env, Object value)

            return code.append(')').toString();
        }
        public Object eval(Environment env, Object value) {
            if (!(value instanceof JavaFunction))
                throw new StoneException("bad function", this);
            JavaFunction func = (JavaFunction)value;
            Object[] args = new Object[numChildren() + 1];
            args[0] = env;
            int num = 1;
            for (ASTree a: this)
                args[num++] = ((chap6.BasicEvaluator.ASTreeEx)a).eval(env); 
            return func.invoke(args);
        }
    }
    @Reviser public static class VarStmntEx3 extends TypeChecker.VarStmntEx2 {
        public VarStmntEx3(List<ASTree> c) { super(c); }