Trait Read

pub trait Read {
    // Required method
    fn get(&self, key: &str) -> Result<String, VarError>;
}

Required Methods

fn get(&self, key: &str) -> Result<String, VarError>

Get value from environment.

Errors

When the environment variable is not present.

Implementors

impl Read for Std

impl<T> Read for T

where T: Borrow<HashMap<String, String>>,