Trait ConfigValueLookup 

pub trait ConfigValueLookup {
    // Required method
    fn get_config_value(&self, key: &str) -> Option<String>;
}

Lookup used by configuration normalizers and dependency validators.

Required Methods

fn get_config_value(&self, key: &str) -> Option<String>

Returns the current storage string for key.

Implementations on Foreign Types

impl ConfigValueLookup for BTreeMap<String, String>

fn get_config_value(&self, key: &str) -> Option<String>

impl ConfigValueLookup for HashMap<String, String>

fn get_config_value(&self, key: &str) -> Option<String>

Implementors

impl ConfigValueLookup for AsyncConfigSnapshot

impl<F> ConfigValueLookup for F

where F: Fn(&str) -> Option<String>,

impl<T> ConfigValueLookup for SyncConfigSnapshot<T>

where T: RuntimeConfigRecord,