使用正则表达式匹配JS函数代码

String someFunction="init";

Pattern regex = Pattern.compile(

"function\\s*?"+someFunction+"\\(.*?\\)\\s*?\\{[^{}]*?(\\{.*?\\})*[^{}]*?\\}"

, Pattern.DOTALL | Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE | Pattern.MULTILINE);