url, logger: remove more code if debug-logging feature disabled

src/http/url.rs

@@ -1,13 +1,10 @@
 use std::{
     fmt::{self, Display, Formatter},
-    hash::{DefaultHasher, Hasher},
     ops::Deref,
 };
 
 use anyhow::{bail, Context, Result};
 
-use crate::logger;
-
 #[derive(Default, Clone, Debug)]
 pub struct Url {
     #[allow(dead_code)] //used for debug logging
@@ -95,7 +92,11 @@ impl Url {
         }
     }
 
+    #[cfg(feature = "debug-logging")]
     fn hash(url: &str) -> u64 {
+        use crate::logger;
+        use std::hash::{DefaultHasher, Hasher};
+
         if logger::is_debug() {
             let mut hasher = DefaultHasher::new();
             hasher.write(url.as_bytes());
@@ -105,4 +106,9 @@ impl Url {
             u64::default()
         }
     }
+
+    #[cfg(not(feature = "debug-logging"))]
+    fn hash(_url: &str) -> u64 {
+        u64::default()
+    }
 }

src/logger.rs

@@ -68,10 +68,16 @@ impl Logger {
     }
 }
 
+#[cfg(feature = "debug-logging")]
 pub fn is_debug() -> bool {
     log::max_level() == LevelFilter::Debug
 }
 
+#[cfg(not(feature = "debug-logging"))]
+pub fn is_debug() -> bool {
+    false
+}
+
 fn level_tag_no_color(level: Level) -> &'static str {
     match level {
         Level::Error => "[ERROR]",