fix lint

readable-app · May 3, 2023 · 589fd25 · 589fd25
1 parent 36297da
commit 589fd25
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Showing 3 changed files with 9 additions and 13 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -16,4 +16,5 @@ chrono = "0.4.24"
 kuchiki = "0.8.1"
 shuttle-axum = { version = "0.15.0" }
 shuttle-runtime = { version = "0.15.0" }
+once_cell = "1.17.1"
 
diff --git a/src/utils.rs b/src/utils.rs
@@ -1,25 +1,19 @@
-use axum::{
-    extract::TypedHeader,
-    headers::UserAgent
-};
+use axum::{extract::TypedHeader, headers::UserAgent};
+use once_cell::sync::Lazy;
 use reqwest::header::HeaderValue;
 
-
-const DEFAULT_USER_AGENT: HeaderValue = HeaderValue::from_static(
-    concat!("Readable/", env!("CARGO_PKG_VERSION"))
-);
-
+static DEFAULT_USER_AGENT: Lazy<HeaderValue> =
+    Lazy::new(|| HeaderValue::from_static(concat!("Readable/", env!("CARGO_PKG_VERSION"))));
 
 pub fn forwarded_agent(ua_header: &Option<TypedHeader<UserAgent>>) -> HeaderValue {
     match ua_header {
         Some(TypedHeader(ua)) => {
-            HeaderValue::from_str(ua.as_str()).unwrap_or(DEFAULT_USER_AGENT)
-        },
-        None => DEFAULT_USER_AGENT,
+            HeaderValue::from_str(ua.as_str()).unwrap_or_else(|_| DEFAULT_USER_AGENT.clone())
+        }
+        None => DEFAULT_USER_AGENT.clone(),
     }
 }
 
-
 /// get current date and time as UTC
 /// and format as: 1 December, 2017 12:00:00
 pub fn get_time() -> String {