feat: add From<Bitmap> for Bitmap64

RoaringBitmap · Sep 19, 2024 · 7d70df2 · 7d70df2
1 parent c44187c
commit 7d70df2
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Showing 3 changed files with 9 additions and 3 deletions.
diff --git a/croaring/Cargo.toml b/croaring/Cargo.toml
@@ -25,7 +25,7 @@ roaring = "0.10"
 criterion = { version = "0.5", features = ["html_reports"] }
 
 [dependencies]
-ffi = { package = "croaring-sys", path = "../croaring-sys", version = "~4.1.1" }
+ffi = { package = "croaring-sys", path = "../croaring-sys", version = "~4.1.2" }
 
 [[bench]]
 name = "benches"

diff --git a/croaring/src/bitmap/mod.rs b/croaring/src/bitmap/mod.rs
@@ -67,7 +67,7 @@ use core::marker::PhantomData;
 // &BitmapView and &Bitmap
 #[repr(transparent)]
 pub struct Bitmap {
-    bitmap: ffi::roaring_bitmap_t,
+    pub(crate) bitmap: ffi::roaring_bitmap_t,
 }
 
 unsafe impl Sync for Bitmap {}

diff --git a/croaring/src/bitmap64/ops.rs b/croaring/src/bitmap64/ops.rs
@@ -1,4 +1,4 @@
-use crate::Bitmap64;
+use crate::{Bitmap, Bitmap64};
 use core::fmt;
 use core::ops::{BitAnd, BitAndAssign, BitOr, BitOrAssign, BitXor, BitXorAssign, Sub, SubAssign};
 use ffi::roaring64_bitmap_copy;
@@ -45,6 +45,12 @@ impl From<&'_ [u64]> for Bitmap64 {
     }
 }
 
+impl From<Bitmap> for Bitmap64 {
+    fn from(mut value: Bitmap) -> Self {
+        unsafe { Self::take_heap(ffi::roaring64_bitmap_move_from_roaring32(&mut value.bitmap)) }
+    }
+}
+
 impl<const N: usize> From<[u64; N]> for Bitmap64 {
     #[inline]
     #[doc(alias = "roaring64_bitmap_of_ptr")]