Method _has_key

crates/derive-impl/src/util.rs:219–221

(&self, key: &str)

    }

    pub fn _has_key(&self, key: &str) -> Result<bool> {
        Ok(matches!(self.meta_map.get(key), Some((_, _))))
    }

    pub fn _bool(&self, key: &str) -> Result<bool> {
        let value = if let Some((_, meta)) = self.meta_map.get(key) {