warnings cleanup

src/arrayvec.rs

@@ -146,6 +146,7 @@ where
 }
 
 impl<A: Array> Default for ArrayVec<A> {
+  #[inline]
   fn default() -> Self {
     Self { len: 0, data: A::default() }
   }
@@ -1219,6 +1220,7 @@ where
 impl<'p, A: Array, I: Iterator<Item = A::Item>> Drop
   for ArrayVecSplice<'p, A, I>
 {
+  #[inline]
   fn drop(&mut self) {
     for _ in self.by_ref() {}
 
@@ -1295,6 +1297,7 @@ impl<A: Array> From<A> for ArrayVec<A> {
 pub struct TryFromSliceError(());
 
 impl core::fmt::Display for TryFromSliceError {
+  #[inline]
   fn fmt(&self, f: &mut Formatter<'_>) -> core::fmt::Result {
     f.write_str("could not convert slice to ArrayVec")
   }
@@ -1311,7 +1314,6 @@ where
   type Error = TryFromSliceError;
 
   #[inline]
-  #[must_use]
   /// The output has a length equal to that of the slice, with the same capacity
   /// as `A`.
   fn try_from(slice: &[T]) -> Result<Self, Self::Error> {

src/arrayvec_drain.rs

@@ -56,29 +56,36 @@ impl<'a, T: 'a + Default> ArrayVecDrain<'a, T> {
 }
 
 impl<'a, T: 'a + Default> DoubleEndedIterator for ArrayVecDrain<'a, T> {
+  #[inline]
   fn next_back(&mut self) -> Option<Self::Item> {
     self.iter.next_back().map(core::mem::take)
   }
 
+  #[inline]
   fn nth_back(&mut self, n: usize) -> Option<Self::Item> {
     self.iter.nth_back(n).map(core::mem::take)
   }
 }
 
 impl<'a, T: 'a + Default> Iterator for ArrayVecDrain<'a, T> {
   type Item = T;
+  #[inline]
   fn next(&mut self) -> Option<Self::Item> {
     self.iter.next().map(core::mem::take)
   }
+  #[inline]
   fn size_hint(&self) -> (usize, Option<usize>) {
     self.iter.size_hint()
   }
+  #[inline]
   fn nth(&mut self, n: usize) -> Option<Self::Item> {
     self.iter.nth(n).map(core::mem::take)
   }
+  #[inline]
   fn last(self) -> Option<Self::Item> {
     self.iter.last().map(core::mem::take)
   }
+  #[inline]
   fn for_each<F>(self, f: F)
   where
     F: FnMut(Self::Item),

src/lib.rs

@@ -13,6 +13,10 @@
 #![warn(clippy::missing_inline_in_public_items)]
 #![warn(clippy::must_use_candidate)]
 #![warn(missing_docs)]
+#![allow(clippy::borrow_deref_ref)]
+#![allow(unused_imports)]
+#![allow(clippy::write_with_newline)]
+#![allow(clippy::needless_return)]
 
 //! `tinyvec` provides 100% safe vec-like data structures.
 //!

src/slicevec.rs

@@ -558,7 +558,7 @@ impl<'s, T> SliceVec<'s, T> {
   #[inline]
   pub fn split_off<'a>(&'a mut self, at: usize) -> SliceVec<'s, T> {
     let mut new = Self::default();
-    let backing: &'s mut [T] = replace(&mut self.data, &mut []);
+    let backing: &'s mut [T] = core::mem::take(&mut self.data);
     let (me, other) = backing.split_at_mut(at);
     new.len = self.len - at;
     new.data = other;
@@ -686,6 +686,7 @@ impl<'s, T> From<&'s mut [T]> for SliceVec<'s, T> {
   /// let mut arr = [0_i32; 2];
   /// let mut sv = SliceVec::from(&mut arr[..]);
   /// ```
+  #[inline]
   fn from(data: &'s mut [T]) -> Self {
     let len = data.len();
     Self { data, len }
@@ -703,6 +704,7 @@ where
   /// let mut arr = [0, 0];
   /// let mut sv = SliceVec::from(&mut arr);
   /// ```
+  #[inline]
   fn from(a: &'s mut A) -> Self {
     let data = a.as_mut();
     let len = data.len();

tests/arrayvec.rs

@@ -1,4 +1,5 @@
 #![allow(bad_style)]
+#![allow(clippy::clone_on_copy)]
 
 #[cfg(feature = "serde")]
 use serde_test::{assert_tokens, Token};
@@ -383,7 +384,7 @@ fn iter_last_nth() {
   av.push(2);
   av.push(3);
 
-  assert_eq!(av.into_iter().nth(0), Some(1));
+  assert_eq!(av.into_iter().next(), Some(1));
 }
 
 #[test]
@@ -460,9 +461,9 @@ fn ArrayVec_try_from_slice() {
   assert!(fits.is_ok());
   assert_eq!(fits.unwrap().as_slice(), &[1, 2]);
 
-  let doesnt_fit: Result<ArrayVec<[i32; 2]>, _> =
+  let does_not_fit: Result<ArrayVec<[i32; 2]>, _> =
     ArrayVec::try_from(&nums[..4]);
-  assert!(doesnt_fit.is_err());
+  assert!(does_not_fit.is_err());
 }
 
 #[test]