$proxify -response-dsl "containss('response', 'test')" -v

                       _ ___    
   ___  _______ __ __ (_) _/_ __
  / _ \/ __/ _ \\ \ // / _/ // /
 / .__/_/  \___/_\_\/_/_/ \_, / 
/_/                      /___/  v0.0.7

                projectdiscovery.io

Use with caution. You are responsible for your actions
Developers assume no liability and are not responsible for any misuse or damage.
[INF] error parsing response DSL: Undefined function containss
[INF] The available custom DSL functions are:
        base64(arg1 interface{}) interface{}
        base64_decode(arg1 interface{}) interface{}
        base64_py(arg1 interface{}) interface{}
        contains(arg1, arg2 interface{}) interface{}
        contains_all(arg1, arg2 interface{}) interface{}
        contains_any(arg1, arg2 interface{}) interface{}
        equals_any(arg1, arg2 interface{}) interface{}
        hex_decode(arg1 interface{}) interface{}
        hex_encode(arg1 interface{}) interface{}
        html_escape(arg1 interface{}) interface{}
        html_unescape(arg1 interface{}) interface{}
        len(arg1 interface{}) interface{}
        md5(arg1 interface{}) interface{}
        mmh3(arg1 interface{}) interface{}
        rand_base(arg1, arg2, arg3 interface{}) interface{}
        rand_char(arg1, arg2 interface{}) interface{}
        rand_int(arg1, arg2 interface{}) interface{}
        rand_text_alpha(arg1, arg2 interface{}) interface{}
        rand_text_alphanumeric(arg1, arg2 interface{}) interface{}
        rand_text_numeric(arg1, arg2 interface{}) interface{}
        regex(arg1, arg2 interface{}) interface{}
        regex_all(arg1, arg2 interface{}) interface{}
        regex_any(arg1, arg2 interface{}) interface{}
        replace(arg1, arg2, arg3 interface{}) interface{}
        replace_regex(arg1, arg2, arg3 interface{}) interface{}
        reverse(arg1 interface{}) interface{}
        sha1(arg1 interface{}) interface{}
        sha256(arg1 interface{}) interface{}
        tolower(arg1 interface{}) interface{}
        toupper(arg1 interface{}) interface{}
        trim(arg1, arg2 interface{}) interface{}
        trimleft(arg1, arg2 interface{}) interface{}
        trimprefix(arg1, arg2 interface{}) interface{}
        trimright(arg1, arg2 interface{}) interface{}
        trimspace(arg1 interface{}) interface{}
        trimsuffix(arg1, arg2 interface{}) interface{}
        url_decode(arg1 interface{}) interface{}
        url_encode(arg1 interface{}) interface{}
        waitfor(arg1 interface{}) interface{}

[FTL] Could not run proxify: Undefined function containss
exit status 1