use onig::{Error, Regex, RegexOptions, Syntax};
pub fn re(regex: &str) -> Result<Regex, Error> {
Regex::with_options(regex, RegexOptions::REGEX_OPTION_NONE, Syntax::ruby())
}
pub fn re_i(regex: &str) -> Result<Regex, Error> {
Regex::with_options(regex, RegexOptions::REGEX_OPTION_IGNORECASE, Syntax::ruby())
}