Update docs on conversion trait impls.

Author: rilipco

src/vec/mod.rs

@@ -1219,9 +1219,16 @@ impl<T, S: VecStorage<T> + ?Sized> Drop for VecInner<T, S> {
 }
 
 #[cfg(feature = "alloc")]
-impl<'a, T, const N: usize> TryFrom<alloc::vec::Vec<T>> for Vec<T, N> {
+/// Converts the given `alloc::vec::Vec<T>` into a `Vec<T, N>`.
+impl<T, const N: usize> TryFrom<alloc::vec::Vec<T>> for Vec<T, N> {
     type Error = ();
 
+    /// Converts the given `alloc::vec::Vec<T>` into a `Vec<T, N>`.
+    ///
+    /// # Errors
+    ///
+    /// Returns `Err` if the length of the `alloc::vec::Vec<T>` is greater than `N`.
+    ///
     fn try_from(alloc_vec: alloc::vec::Vec<T>) -> Result<Self, Self::Error> {
         let mut vec = Vec::new();
 
@@ -1234,7 +1241,9 @@ impl<'a, T, const N: usize> TryFrom<alloc::vec::Vec<T>> for Vec<T, N> {
 }
 
 #[cfg(feature = "alloc")]
-impl<'a, T, const N: usize> From<Vec<T, N>> for alloc::vec::Vec<T> {
+/// Converts the given `Vec<T, N>` into an `alloc::vec::Vec<T>`.
+impl<T, const N: usize> From<Vec<T, N>> for alloc::vec::Vec<T> {
+    /// Converts the given `Vec<T, N>` into an `alloc::vec::Vec<T>`.
     fn from(vec: Vec<T, N>) -> Self {
         alloc::vec::Vec::from_iter(vec.into_iter())
     }