nautilus_core/env.rs
1// -------------------------------------------------------------------------------------------------
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4//
5// Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
6// You may not use this file except in compliance with the License.
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14// -------------------------------------------------------------------------------------------------
15
16/// Returns the environment variable for the given `key`.
17///
18/// # Errors
19///
20/// Returns an error if the environment variable is not set.
21pub fn get_env_var(key: &str) -> anyhow::Result<String> {
22 match std::env::var(key) {
23 Ok(var) => Ok(var),
24 Err(_) => anyhow::bail!("environment variable '{key}' must be set"),
25 }
26}