Method translate

src/chap14/ToJava.java:279–287

(String expr)

    @Reviser public static class ArgumentsEx extends TypeChecker.ArgumentsEx {
        public ArgumentsEx(List<ASTree> c) { super(c); }
        public String translate(String expr) {
            StringBuilder code = new StringBuilder(expr);
            code.append('(').append(ENV);
            for (int i = 0; i < size(); i++)
                code.append(',')
                    .append(translateExpr(child(i), argTypes[i],
                                          funcType.parameterTypes[i]));
            return code.append(')').toString();
        }
        public Object eval(Environment env, Object value) {
            if (!(value instanceof JavaFunction))
                throw new StoneException("bad function", this);