clippy::redundant_closure_for_method_calls

warning: redundant closure
   --> src/lib.rs:768:38
    |
768 |         self.inner.as_mut().and_then(|c| c.next())
    |                                      ^^^^^^^^^^^^ help: replace the closure with the method itself: `std::iter::Iterator::next`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure_for_method_calls

warning: redundant closure
   --> src/lib.rs:773:35
    |
773 |             .map_or((0, Some(0)), |ch| ch.size_hint())
    |                                   ^^^^^^^^^^^^^^^^^^^ help: replace the closure with the method itself: `std::iter::Iterator::size_hint`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure_for_method_calls

warning: redundant closure
   --> src/lib.rs:779:38
    |
779 |         self.inner.as_mut().and_then(|c| c.next_back())
    |                                      ^^^^^^^^^^^^^^^^^ help: replace the closure with the method itself: `std::iter::DoubleEndedIterator::next_back`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure_for_method_calls

src/lib.rs

@@ -765,18 +765,18 @@ pub struct Rows<'a, T: CellType> {
 impl<'a, T: 'a + CellType> Iterator for Rows<'a, T> {
  type Item = &'a [T];
  fn next(&mut self) -> Option<Self::Item> {
- self.inner.as_mut().and_then(|c| c.next())
+ self.inner.as_mut().and_then(std::iter::Iterator::next)
  }
  fn size_hint(&self) -> (usize, Option<usize>) {
  self.inner
  .as_ref()
- .map_or((0, Some(0)), |ch| ch.size_hint())
+ .map_or((0, Some(0)), std::iter::Iterator::size_hint)
  }
 }
 
 impl<'a, T: 'a + CellType> DoubleEndedIterator for Rows<'a, T> {
  fn next_back(&mut self) -> Option<Self::Item> {
- self.inner.as_mut().and_then(|c| c.next_back())
+ self.inner.as_mut().and_then(std::iter::DoubleEndedIterator::next_back)
  }
 }