Add BinaryHeap implementation. (#200)

* Add BinaryHeap implementation. * Fmt. --------- Co-authored-by: eskimor <eskimor@no-such-url.com>
paritytech · Feb 2, 2024 · d7a26dd · d7a26dd
1 parent 46b1b8f
commit d7a26dd
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Showing 2 changed files with 24 additions and 2 deletions.
diff --git a/src/impls.rs b/src/impls.rs
@@ -15,7 +15,7 @@
 use crate::prelude::{
     borrow::{Cow, ToOwned},
     boxed::Box,
-    collections::{BTreeMap, BTreeSet, VecDeque},
+    collections::{BTreeMap, BTreeSet, BinaryHeap, VecDeque},
     fmt,
     marker::PhantomData,
     ops::{Range, RangeInclusive},
@@ -263,6 +263,20 @@ where
     }
 }
 
+impl<T> TypeInfo for BinaryHeap<T>
+where
+    T: TypeInfo + 'static,
+{
+    type Identity = Self;
+
+    fn type_info() -> Type {
+        Type::builder()
+            .path(Path::prelude("BinaryHeap"))
+            .type_params(type_params![T])
+            .composite(Fields::unnamed().field(|f| f.ty::<[T]>()))
+    }
+}
+
 impl<T> TypeInfo for Box<T>
 where
     T: TypeInfo + ?Sized + 'static,

diff --git a/src/tests.rs b/src/tests.rs
@@ -17,7 +17,7 @@ use crate::{
     prelude::{
         borrow::Cow,
         boxed::Box,
-        collections::{BTreeMap, BTreeSet},
+        collections::{BTreeMap, BTreeSet, BinaryHeap},
         string::String,
         vec,
     },
@@ -132,6 +132,14 @@ fn collections() {
             .composite(Fields::unnamed().field(|f| f.ty::<[String]>()))
     );
 
+    assert_type!(
+        BinaryHeap<String>,
+        Type::builder()
+            .path(Path::prelude("BinaryHeap"))
+            .type_params(named_type_params![(T, String)])
+            .composite(Fields::unnamed().field(|f| f.ty::<[String]>()))
+    );
+
     assert_type!(
         std::collections::VecDeque<String>,
         TypeDefSequence::new(meta_type::<String>())