fix clippy lints

Author: ibraheemdev

src/error.rs

@@ -117,7 +117,7 @@ impl MergeError {
 impl fmt::Display for MergeError {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         for error in self.0.iter() {
-            writeln!(f, "{}", error)?;
+            writeln!(f, "{error}")?;
         }
 
         Ok(())

src/lib.rs

@@ -123,7 +123,13 @@ by the number of children with registered values, increasing the chance of choos
 As it turns out, this method of routing is extremely fast. See the [benchmark results](https://github.com/ibraheemdev/matchit?tab=readme-ov-file#benchmarks) for details.
 */
 
-#![deny(rust_2018_idioms, clippy::all)]
+#![deny(
+    missing_debug_implementations,
+    missing_docs,
+    dead_code,
+    unsafe_op_in_unsafe_fn,
+    rustdoc::broken_intra_doc_links
+)]
 
 mod error;
 mod escape;

src/params.rs

@@ -27,6 +27,15 @@ impl<'k, 'v> Param<'k, 'v> {
     }
 }
 
+impl<'k, 'v> fmt::Debug for Param<'k, 'v> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_struct("Param")
+            .field("key", &self.key_str())
+            .field("value", &self.value_str())
+            .finish()
+    }
+}
+
 /// A list of parameters returned by a route match.
 ///
 /// ```rust
@@ -174,6 +183,7 @@ impl fmt::Debug for Params<'_, '_> {
 }
 
 /// An iterator over the keys and values of a route's [parameters](crate::Params).
+#[derive(Debug)]
 pub struct ParamsIter<'ps, 'k, 'v> {
     kind: ParamsIterKind<'ps, 'k, 'v>,
 }
@@ -188,6 +198,7 @@ impl<'ps, 'k, 'v> ParamsIter<'ps, 'k, 'v> {
     }
 }
 
+#[derive(Debug)]
 enum ParamsIterKind<'ps, 'k, 'v> {
     Small(iter::Take<slice::Iter<'ps, Param<'k, 'v>>>),
     Large(slice::Iter<'ps, Param<'k, 'v>>),