kd, vp: Use as_deref()

2 files changed, 4 insertions, 6 deletions

diff --git a/src/kd.rs b/src/kd.rs
index bf6b7c6..49b7711 100644
--- a/src/kd.rs
+++ b/src/kd.rs
@@ -9,7 +9,6 @@ use crate::util::Ordered;
 use num_traits::Signed;
 
 use std::iter::FromIterator;
-use std::ops::Deref;
 
 /// A node in a k-d tree.
 #[derive(Debug)]
@@ -158,11 +157,11 @@ where
     }
 
     fn left(self) -> Option<Self> {
-        self.left.as_ref().map(Box::deref)
+        self.left.as_deref()
     }
 
     fn right(self) -> Option<Self> {
-        self.right.as_ref().map(Box::deref)
+        self.right.as_deref()
     }
 }
 
diff --git a/src/vp.rs b/src/vp.rs
index a5859ae..965f484 100644
--- a/src/vp.rs
+++ b/src/vp.rs
@@ -8,7 +8,6 @@ use num_traits::zero;
 
 use std::fmt::{self, Debug, Formatter};
 use std::iter::{Extend, FromIterator};
-use std::ops::Deref;
 
 /// A node in a VP tree.
 #[derive(Debug)]
@@ -171,11 +170,11 @@ where
     }
 
     fn inside(self) -> Option<Self> {
-        self.inside.as_ref().map(Box::deref)
+        self.inside.as_deref()
     }
 
     fn outside(self) -> Option<Self> {
-        self.outside.as_ref().map(Box::deref)
+        self.outside.as_deref()
     }
 }