Trait PartialConfigExt 

pub trait PartialConfigExt {
    // Required methods
    fn list_keys(&self) -> Vec<String>;
    fn get_value(&self, key: &str) -> Option<String>;
    fn count_set_fields(&self) -> usize;
}

Extension trait for PartialConfig to get list of keys

Required Methods

fn list_keys(&self) -> Vec<String>

List all keys that have values set

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

Get value for a key as string

fn count_set_fields(&self) -> usize

Count number of fields that are Some

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl PartialConfigExt for PartialConfig