From e601b011b2c9308c321104f1a3435ea8896c30b8 Mon Sep 17 00:00:00 2001
From: Sukera <Seelengrab@users.noreply.github.com>
Date: Wed, 6 Dec 2023 14:29:03 +0100
Subject: [PATCH] Implement hashing for custom `Some` equality

---
 base/some.jl | 1 +
 test/some.jl | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/base/some.jl b/base/some.jl
index 0f4d32f1fb5370..a91c3cd3bb5c1f 100644
--- a/base/some.jl
+++ b/base/some.jl
@@ -147,3 +147,4 @@ macro something(args...)
 end
 
 ==(a::Some, b::Some) = a.value == b.value
+hash(s::Some, h::UInt) = hash(s.value, hash(Some, h))
diff --git a/test/some.jl b/test/some.jl
index 358c6833942753..3c3050584061fa 100644
--- a/test/some.jl
+++ b/test/some.jl
@@ -56,6 +56,10 @@
 # Two Somes forward to their wrapped things
 @test ==(Some([0x1]), Some([1]))
 
+# hashing implications
+@test hash(Some(0x1)) != hash(0x1)
+@test hash(Some(0x1)) == hash(Some(1))
+
 @testset "something" begin
     @test_throws ArgumentError something()
     @test something(1) === 1