4 releases
0.1.5 | Feb 2, 2021 |
---|---|
0.1.3 | Jan 19, 2021 |
0.1.1 | Jan 19, 2021 |
0.1.0 | Jan 19, 2021 |
#5 in #var
58 downloads per month
Used in 2 crates
9KB
149 lines
envor
Get env vars to types with default.
Usage
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
);
}
Advanced
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
);
}
Logging
export RUST_LOG=info
# or
export RUST_LOG=debug
Dependencies
~34KB