Method unsupported

css-inline/src/resolver.rs:68–70

Return the "Unsupported" kind of error.

(&self, reason: &str)

    }
    /// Return the "Unsupported" kind of error.
    fn unsupported(&self, reason: &str) -> InlineError {
        std::io::Error::new(ErrorKind::Unsupported, reason).into()
    }
}

/// Default stylesheet resolver.