Method filter

flow-rs/src/resource/collection.rs:41–51

(&self, names: &[&str])

impl ResourceCollection {
    pub(crate) fn filter(&self, names: &[&str]) -> ResourceCollection {
        ResourceCollection {
            resources: names
                .iter()
                .map(|&name| self.resources.get_key_value(name))
                .flatten()
                .map(|(k, v)| (k.clone(), *v))
                .collect(),
            storage: self.storage.clone(),
        }
    }
    // Chain two ResourceCollections, and `other` will overwrite `self`
    pub(crate) async fn chain(self, mut other: UniqueResourceCollection) -> ResourceCollection {
        let other_storage = other.storage.get_mut();