Function css_to_xpath 

pub fn css_to_xpath(
    css: &str,
    prefix: &str,
    mode: Mode,
) -> Result<String, Error>

Translate a CSS selector to an XPath 1.0 expression.

Arguments

• css — A CSS selector string.
• prefix — An XPath path prefix prepended to the result (e.g. "descendant-or-self::"). Pass "" for none.
• mode — The translator flavour: Mode::Generic, Mode::Html, or Mode::Xhtml.

Errors

Returns an Error when the selector is syntactically invalid or uses an unsupported construct.