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//!
//!
//! # Examples
//!
//!
//!```
//!use envor::envor::*;
//!
//!fn main() {
//!    let config_value: usize = env_or("CONFIG_VALUE", 100);
//!
//!    let flag: bool = env_or("SETTING", false);
//!
//!    let config_string = env_string_or("CONFIG_STRING", "default string");
//!
//!    let flag_env_true = env_true("FLAG_ONLY_TRUE_WHEN_DEFINED_AND_ITS_LOWER_CASE_IS_EQUAL_TO_TRUE");
//!
//!    println!(
//!        "config_value = {} , setting = {} , config_string = {} , flag_env_true = {}",
//!        config_value, flag, config_string, flag_env_true
//!    );
//!}
//!```
//!
//!
//!```
//!use envor::envor::*;
//!
//!fn main() {
//!    let opt_value_ok: Option<i32> = env_or_opt("OPT_VALUE", -50);
//!
//!    let opt_value_illegal: Option<i32> = env_or_opt("OPT_VALUE", "illegal default");
//!
//!    println!(
//!        "opt_value_ok = {:?} , opt_value_illegal = {:?}",
//!        opt_value_ok, opt_value_illegal
//!    );
//!}
//!```
//!


// lib

pub mod envor;