Function humanbool::env

pub fn env(k: &str, default: &str) -> Result<bool, Error>

Parse a setting from the environment.

use humanbool::*;
assert_eq!(env("ENABLE_KITTENS", "f"), Ok(false));
std::env::set_var("ENABLE_KITTENS", "1");
assert!(env("ENABLE_KITTENS", "f") == Ok(true));
	
assert!(env("ENABLE_TURBO", "") == Err(Error::Empty));