Add is_null and release 0.1.5 HEAD default

1 files changed, 35 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 7ce25cb..ad2905d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -165,6 +165,24 @@ impl<'a, T: ?Sized> ConstLtPtr<'a, T> {
     pub const unsafe fn as_raw(&self) -> *const T {
         self.raw
     }
+
+    /// Checks if this pointer is null.
+    ///
+    /// # Examples
+    ///
+    /// A null pointer is null:
+    ///
+    /// ```rust
+    /// use ltptr::ConstLtPtr;
+    ///
+    /// let raw_ptr = core::ptr::null::<()>();
+    /// let lt_ptr = unsafe { ConstLtPtr::from_raw(raw_ptr) };
+    /// assert!(lt_ptr.is_null());
+    /// ```
+    #[inline]
+    pub fn is_null(self) -> bool {
+        self.raw.is_null()
+    }
 }
 
 impl<'a, T: ?Sized> MutLtPtr<'a, T> {
@@ -193,4 +211,21 @@ impl<'a, T: ?Sized> MutLtPtr<'a, T> {
     pub const unsafe fn as_raw(&self) -> *mut T {
         self.raw
     }
+
+    /// Checks if this pointer is null.
+    /// # Examples
+    ///
+    /// A null pointer is null:
+    ///
+    /// ```rust
+    /// use ltptr::MutLtPtr;
+    ///
+    /// let raw_ptr = core::ptr::null_mut::<()>();
+    /// let lt_ptr = unsafe { MutLtPtr::from_raw(raw_ptr) };
+    /// assert!(lt_ptr.is_null());
+    /// ```
+    #[inline]
+    pub fn is_null(self) -> bool {
+        self.raw.is_null()
+    }
 }