duration-str 0.21.0

duration string parser
Documentation 
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use chrono::Duration;
use duration_str::deserialize_duration_chrono;
use serde::*;

#[derive(Debug, Deserialize)]
struct Config {
    #[serde(deserialize_with = "deserialize_duration_chrono")]
    time_ticker: Duration,
}

fn main() {
    let json = r#"{"time_ticker":"1m+30"}"#;
    let config: Config = serde_json::from_str(json).unwrap();
    assert_eq!(config.time_ticker, Duration::seconds(60 + 30));
}