libdd-common 1.0.0

Shared utilities for Datadog libraries including HTTP/HTTPS connectors, container entity detection, tag validation, rate limiting, and Unix/Windows platform helpers
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// Copyright 2023-Present Datadog, Inc. https://www.datadoghq.com/
// SPDX-License-Identifier: Apache-2.0

pub mod parse_env {
    use hyper::Uri;
    use std::{env, str::FromStr, time::Duration};

    use crate::parse_uri;

    pub fn duration(name: &str) -> Option<Duration> {
        Some(Duration::from_secs_f32(
            env::var(name).ok()?.parse::<f32>().ok()?,
        ))
    }

    pub fn int<T: FromStr>(name: &str) -> Option<T> {
        env::var(name).ok()?.parse::<T>().ok()
    }

    pub fn bool(name: &str) -> Option<bool> {
        let var = env::var(name).ok()?;
        Some(var == "true" || var == "1")
    }

    pub fn str_not_empty(name: &str) -> Option<String> {
        env::var(name).ok().filter(|s| !s.is_empty())
    }

    pub fn uri(name: &str) -> Option<Uri> {
        parse_uri(&str_not_empty(name)?).ok()
    }
}