diff options
Diffstat (limited to 'src/env.rs')
-rw-r--r-- | src/env.rs | 5 |
1 files changed, 1 insertions, 4 deletions
@@ -77,10 +77,7 @@ impl Source for Environment { }; // Define a prefix pattern to test and exclude from keys - let prefix_pattern = match self.prefix { - Some(ref prefix) => Some(prefix.clone() + "_"), - _ => None, - }; + let prefix_pattern = self.prefix.as_ref().map(|prefix| prefix.clone() + "_"); for (key, value) in env::vars() { // Treat empty environment variables as unset |