envor

Get env vars to types with default.

Usage

```rust use envor::envor::*;

fn main() { let configvalue: usize = envor("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
);

} ```

Advanced

```rust use envor::envor::*;

fn main() { let optvalueok: Option = envoropt("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
);

} ```

Logging

```bash export RUST_LOG=info

or

export RUST_LOG=debug ```